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.",[1566,1879,1880],{"class":1596},"col-",[1566,1882,1883],{"class":1576},"#{",[1566,1885,1886],{"class":1572},"$i",[1566,1888,1889],{"class":1576},"}",[1566,1891,1600],{"class":1576},[1566,1893,1894,1897,1899,1901],{"class":1568,"line":1593},[1566,1895,1896],{"class":1625},"        flex-grow",[1566,1898,1577],{"class":1576},[1566,1900,1864],{"class":1863},[1566,1902,1583],{"class":1576},[1566,1904,1905],{"class":1568,"line":1603},[1566,1906,1735],{"class":1576},[1566,1908,1909],{"class":1568,"line":1622},[1566,1910,1741],{"class":1576},[1556,1912,1914],{"className":1744,"code":1913,"filename":1746,"language":1747,"meta":1562,"style":1562},".col-1 {\n    flex-grow: 1;\n}\n\n.col-2 {\n    flex-grow: 1;\n}\n\n.col-3 {\n    flex-grow: 1;\n}\n",[1544,1915,1916,1926,1937,1941,1945,1954,1964,1968,1972,1981,1991],{"__ignoreMap":1562},[1566,1917,1918,1921,1924],{"class":1568,"line":1569},[1566,1919,1920],{"class":1576},".",[1566,1922,1923],{"class":1596},"col-1",[1566,1925,1600],{"class":1576},[1566,1927,1928,1931,1933,1935],{"class":1568,"line":1586},[1566,1929,1930],{"class":1625},"    flex-grow",[1566,1932,1577],{"class":1576},[1566,1934,1864],{"class":1863},[1566,1936,1583],{"class":1576},[1566,1938,1939],{"class":1568,"line":1593},[1566,1940,1741],{"class":1576},[1566,1942,1943],{"class":1568,"line":1603},[1566,1944,1590],{"emptyLinePlaceholder":1589},[1566,1946,1947,1949,1952],{"class":1568,"line":1622},[1566,1948,1920],{"class":1576},[1566,1950,1951],{"class":1596},"col-2",[1566,1953,1600],{"class":1576},[1566,1955,1956,1958,1960,1962],{"class":1568,"line":1639},[1566,1957,1930],{"class":1625},[1566,1959,1577],{"class":1576},[1566,1961,1864],{"class":1863},[1566,1963,1583],{"class":1576},[1566,1965,1966],{"class":1568,"line":1654},[1566,1967,1741],{"class":1576},[1566,1969,1970],{"class":1568,"line":1672},[1566,1971,1590],{"emptyLinePlaceholder":1589},[1566,1973,1974,1976,1979],{"class":1568,"line":1685},[1566,1975,1920],{"class":1576},[1566,1977,1978],{"class":1596},"col-3",[1566,1980,1600],{"class":1576},[1566,1982,1983,1985,1987,1989],{"class":1568,"line":1698},[1566,1984,1930],{"class":1625},[1566,1986,1577],{"class":1576},[1566,1988,1864],{"class":1863},[1566,1990,1583],{"class":1576},[1566,1992,1993],{"class":1568,"line":1708},[1566,1994,1741],{"class":1576},[1530,1996,1997,1998,2001,2002,2005],{},"这段代码会自动生成 ",[1544,1999,2000],{},".col-1"," 到 ",[1544,2003,2004],{},".col-3"," 共 3 个类。",[1834,2007,2009],{"id":2008},"_2-each-循环","2. @each 循环",[1530,2011,2012,2015],{},[1544,2013,2014],{},"@each"," 用于遍历列表或映射（键值对），非常适合处理颜色组合或多种样式集合。",[1553,2017,2018,2135],{},[1556,2019,2021],{"className":1558,"code":2020,"filename":1560,"language":1561,"meta":1562,"style":1562},"$colors: (\n    primary: #007bff,\n    success: #28a745,\n    danger: #dc3545,\n);\n\n@each $name, $color in $colors {\n    .text-#{$name} {\n        color: $color;\n    }\n}\n",[1544,2022,2023,2033,2048,2062,2076,2081,2085,2100,2116,2127,2131],{"__ignoreMap":1562},[1566,2024,2025,2028,2030],{"class":1568,"line":1569},[1566,2026,2027],{"class":1572},"$colors",[1566,2029,1577],{"class":1576},[1566,2031,2032],{"class":1576}," (\n",[1566,2034,2035,2038,2040,2042,2045],{"class":1568,"line":1586},[1566,2036,2037],{"class":1596},"    primary",[1566,2039,1577],{"class":1576},[1566,2041,1631],{"class":1576},[1566,2043,2044],{"class":1572},"007bff",[1566,2046,2047],{"class":1576},",\n",[1566,2049,2050,2053,2055,2057,2060],{"class":1568,"line":1593},[1566,2051,2052],{"class":1596},"    success",[1566,2054,1577],{"class":1576},[1566,2056,1631],{"class":1576},[1566,2058,2059],{"class":1572},"28a745",[1566,2061,2047],{"class":1576},[1566,2063,2064,2067,2069,2071,2074],{"class":1568,"line":1603},[1566,2065,2066],{"class":1596},"    danger",[1566,2068,1577],{"class":1576},[1566,2070,1631],{"class":1576},[1566,2072,2073],{"class":1572},"dc3545",[1566,2075,2047],{"class":1576},[1566,2077,2078],{"class":1568,"line":1622},[1566,2079,2080],{"class":1576},");\n",[1566,2082,2083],{"class":1568,"line":1639},[1566,2084,1590],{"emptyLinePlaceholder":1589},[1566,2086,2087,2089,2092,2095,2098],{"class":1568,"line":1654},[1566,2088,2014],{"class":1606},[1566,2090,2091],{"class":1572}," $name, $color ",[1566,2093,2094],{"class":1606},"in",[1566,2096,2097],{"class":1572}," $colors ",[1566,2099,1619],{"class":1576},[1566,2101,2102,2104,2107,2109,2112,2114],{"class":1568,"line":1672},[1566,2103,1877],{"class":1576},[1566,2105,2106],{"class":1596},"text-",[1566,2108,1883],{"class":1576},[1566,2110,2111],{"class":1572},"$name",[1566,2113,1889],{"class":1576},[1566,2115,1600],{"class":1576},[1566,2117,2118,2120,2122,2125],{"class":1568,"line":1685},[1566,2119,1642],{"class":1625},[1566,2121,1577],{"class":1576},[1566,2123,2124],{"class":1572}," $color",[1566,2126,1583],{"class":1576},[1566,2128,2129],{"class":1568,"line":1698},[1566,2130,1735],{"class":1576},[1566,2132,2133],{"class":1568,"line":1708},[1566,2134,1741],{"class":1576},[1556,2136,2138],{"className":1744,"code":2137,"filename":1746,"language":1747,"meta":1562,"style":1562},".text-primary {\n    color: #007bff;\n}\n\n.text-success {\n    color: #28a745;\n}\n\n.text-danger {\n    color: #dc3545;\n}\n",[1544,2139,2140,2149,2161,2165,2169,2178,2190,2194,2198,2207,2219],{"__ignoreMap":1562},[1566,2141,2142,2144,2147],{"class":1568,"line":1569},[1566,2143,1920],{"class":1576},[1566,2145,2146],{"class":1596},"text-primary",[1566,2148,1600],{"class":1576},[1566,2150,2151,2153,2155,2157,2159],{"class":1568,"line":1586},[1566,2152,1773],{"class":1625},[1566,2154,1577],{"class":1576},[1566,2156,1631],{"class":1576},[1566,2158,2044],{"class":1572},[1566,2160,1583],{"class":1576},[1566,2162,2163],{"class":1568,"line":1593},[1566,2164,1741],{"class":1576},[1566,2166,2167],{"class":1568,"line":1603},[1566,2168,1590],{"emptyLinePlaceholder":1589},[1566,2170,2171,2173,2176],{"class":1568,"line":1622},[1566,2172,1920],{"class":1576},[1566,2174,2175],{"class":1596},"text-success",[1566,2177,1600],{"class":1576},[1566,2179,2180,2182,2184,2186,2188],{"class":1568,"line":1639},[1566,2181,1773],{"class":1625},[1566,2183,1577],{"class":1576},[1566,2185,1631],{"class":1576},[1566,2187,2059],{"class":1572},[1566,2189,1583],{"class":1576},[1566,2191,2192],{"class":1568,"line":1654},[1566,2193,1741],{"class":1576},[1566,2195,2196],{"class":1568,"line":1672},[1566,2197,1590],{"emptyLinePlaceholder":1589},[1566,2199,2200,2202,2205],{"class":1568,"line":1685},[1566,2201,1920],{"class":1576},[1566,2203,2204],{"class":1596},"text-danger",[1566,2206,1600],{"class":1576},[1566,2208,2209,2211,2213,2215,2217],{"class":1568,"line":1698},[1566,2210,1773],{"class":1625},[1566,2212,1577],{"class":1576},[1566,2214,1631],{"class":1576},[1566,2216,2073],{"class":1572},[1566,2218,1583],{"class":1576},[1566,2220,2221],{"class":1568,"line":1708},[1566,2222,1741],{"class":1576},[1530,2224,2225,2226,2229,2230,2229,2233,2236],{},"这段代码会生成 ",[1544,2227,2228],{},".text-primary","、",[1544,2231,2232],{},".text-success",[1544,2234,2235],{},".text-danger"," 三个类，分别对应不同颜色。",[1834,2238,2240],{"id":2239},"_3-while-循环","3. @while 循环",[1530,2242,2243,2246],{},[1544,2244,2245],{},"@while"," 根据条件判断，适合复杂但不常用的循环逻辑。",[1553,2248,2249,2334],{},[1556,2250,2252],{"className":1558,"code":2251,"filename":1560,"language":1561,"meta":1562,"style":1562},"$i: 1;\n@while $i \u003C= 3 {\n    .item-#{$i} {\n        margin-left: 10px * $i;\n    }\n    $i: $i + 1;\n}\n",[1544,2253,2254,2264,2277,2292,2310,2314,2330],{"__ignoreMap":1562},[1566,2255,2256,2258,2260,2262],{"class":1568,"line":1569},[1566,2257,1886],{"class":1572},[1566,2259,1577],{"class":1576},[1566,2261,1864],{"class":1863},[1566,2263,1583],{"class":1576},[1566,2265,2266,2268,2270,2273,2275],{"class":1568,"line":1586},[1566,2267,2245],{"class":1606},[1566,2269,1857],{"class":1572},[1566,2271,2272],{"class":1576},"\u003C=",[1566,2274,1870],{"class":1863},[1566,2276,1600],{"class":1576},[1566,2278,2279,2281,2284,2286,2288,2290],{"class":1568,"line":1593},[1566,2280,1877],{"class":1576},[1566,2282,2283],{"class":1596},"item-",[1566,2285,1883],{"class":1576},[1566,2287,1886],{"class":1572},[1566,2289,1889],{"class":1576},[1566,2291,1600],{"class":1576},[1566,2293,2294,2297,2299,2302,2305,2308],{"class":1568,"line":1603},[1566,2295,2296],{"class":1625},"        margin-left",[1566,2298,1577],{"class":1576},[1566,2300,2301],{"class":1863}," 10px",[1566,2303,2304],{"class":1576}," *",[1566,2306,2307],{"class":1572}," $i",[1566,2309,1583],{"class":1576},[1566,2311,2312],{"class":1568,"line":1622},[1566,2313,1735],{"class":1576},[1566,2315,2316,2319,2321,2323,2326,2328],{"class":1568,"line":1639},[1566,2317,2318],{"class":1572},"    $i",[1566,2320,1577],{"class":1576},[1566,2322,1857],{"class":1572},[1566,2324,2325],{"class":1576},"+",[1566,2327,1864],{"class":1863},[1566,2329,1583],{"class":1576},[1566,2331,2332],{"class":1568,"line":1654},[1566,2333,1741],{"class":1576},[1556,2335,2337],{"className":1744,"code":2336,"filename":1746,"language":1747,"meta":1562,"style":1562},".item-1 {\n    margin-left: 10px;\n}\n\n.item-2 {\n    margin-left: 20px;\n}\n\n.item-3 {\n    margin-left: 30px;\n}\n",[1544,2338,2339,2348,2359,2363,2367,2376,2387,2391,2395,2404,2415],{"__ignoreMap":1562},[1566,2340,2341,2343,2346],{"class":1568,"line":1569},[1566,2342,1920],{"class":1576},[1566,2344,2345],{"class":1596},"item-1",[1566,2347,1600],{"class":1576},[1566,2349,2350,2353,2355,2357],{"class":1568,"line":1586},[1566,2351,2352],{"class":1625},"    margin-left",[1566,2354,1577],{"class":1576},[1566,2356,2301],{"class":1863},[1566,2358,1583],{"class":1576},[1566,2360,2361],{"class":1568,"line":1593},[1566,2362,1741],{"class":1576},[1566,2364,2365],{"class":1568,"line":1603},[1566,2366,1590],{"emptyLinePlaceholder":1589},[1566,2368,2369,2371,2374],{"class":1568,"line":1622},[1566,2370,1920],{"class":1576},[1566,2372,2373],{"class":1596},"item-2",[1566,2375,1600],{"class":1576},[1566,2377,2378,2380,2382,2385],{"class":1568,"line":1639},[1566,2379,2352],{"class":1625},[1566,2381,1577],{"class":1576},[1566,2383,2384],{"class":1863}," 20px",[1566,2386,1583],{"class":1576},[1566,2388,2389],{"class":1568,"line":1654},[1566,2390,1741],{"class":1576},[1566,2392,2393],{"class":1568,"line":1672},[1566,2394,1590],{"emptyLinePlaceholder":1589},[1566,2396,2397,2399,2402],{"class":1568,"line":1685},[1566,2398,1920],{"class":1576},[1566,2400,2401],{"class":1596},"item-3",[1566,2403,1600],{"class":1576},[1566,2405,2406,2408,2410,2413],{"class":1568,"line":1698},[1566,2407,2352],{"class":1625},[1566,2409,1577],{"class":1576},[1566,2411,2412],{"class":1863}," 30px",[1566,2414,1583],{"class":1576},[1566,2416,2417],{"class":1568,"line":1708},[1566,2418,1741],{"class":1576},[1530,2420,2421,2422,2001,2425,2428],{},"这会生成 ",[1544,2423,2424],{},".item-1",[1544,2426,2427],{},".item-5","，每个类的左外边距递增。",[1815,2430,2431],{},[1530,2432,2433,2434,1547,2436,2438,2439,2441],{},"对于大多数样式动态生成，",[1544,2435,1842],{},[1544,2437,2014],{}," 更常用，",[1544,2440,2245],{}," 更多用于更灵活的控制。",[1534,2443],{},[1525,2445,2447],{"id":2446},"实战演练用-scss-生成栅格系统和颜色组合","🌈 实战演练：用 SCSS 生成栅格系统和颜色组合",[1834,2449,2450],{"id":2450},"生成栅格系统",[1530,2452,2453],{},"栅格系统是前端布局中的重要组成部分，很多框架都提供了类似 12 栅格系统的方案。借助 SCSS 循环，我们可以自己生成对应的类。",[1553,2455,2456,2653],{},[1556,2457,2459],{"className":1558,"code":2458,"filename":1560,"language":1561,"meta":1562,"style":1562},"$columns: 12;\n\n.container {\n    max-width: 1200px;\n    margin: 0 auto;\n}\n\n.row {\n    display: flex;\n    flex-wrap: wrap;\n}\n\n@for $i from 1 through $columns {\n    .col-#{$i} {\n        flex: 0 0 calc($i / $columns);\n        max-width: calc($i / $columns);\n    }\n}\n",[1544,2460,2461,2473,2477,2486,2498,2513,2517,2521,2530,2542,2554,2558,2562,2579,2593,2623,2643,2648],{"__ignoreMap":1562},[1566,2462,2463,2466,2468,2471],{"class":1568,"line":1569},[1566,2464,2465],{"class":1572},"$columns",[1566,2467,1577],{"class":1576},[1566,2469,2470],{"class":1863}," 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0.9166666667",[1566,3217,1583],{"class":1576},[1566,3219,3221,3223,3225,3227],{"class":1568,"line":3220},63,[1566,3222,2490],{"class":1625},[1566,3224,1577],{"class":1576},[1566,3226,3215],{"class":1863},[1566,3228,1583],{"class":1576},[1566,3230,3232],{"class":1568,"line":3231},64,[1566,3233,1741],{"class":1576},[1566,3235,3237],{"class":1568,"line":3236},65,[1566,3238,1590],{"emptyLinePlaceholder":1589},[1566,3240,3242,3244,3247],{"class":1568,"line":3241},66,[1566,3243,1920],{"class":1576},[1566,3245,3246],{"class":1596},"col-12",[1566,3248,1600],{"class":1576},[1566,3250,3252,3254,3256,3258,3260,3262],{"class":1568,"line":3251},67,[1566,3253,2744],{"class":1625},[1566,3255,1577],{"class":1576},[1566,3257,2507],{"class":1863},[1566,3259,2507],{"class":1863},[1566,3261,1864],{"class":1863},[1566,3263,1583],{"class":1576},[1566,3265,3267,3269,3271,3273],{"class":1568,"line":3266},68,[1566,3268,2490],{"class":1625},[1566,3270,1577],{"class":1576},[1566,3272,1864],{"class":1863},[1566,3274,1583],{"class":1576},[1566,3276,3278],{"class":1568,"line":3277},69,[1566,3279,1741],{"class":1576},[1530,3281,3282,3283,2001,3285,3288],{},"这样就自动生成了 ",[1544,3284,2000],{},[1544,3286,3287],{},".col-12","，每个类的宽度和最大宽度对应栅格比例。",[1834,3290,3291],{"id":3291},"颜色组合生成",[1530,3293,3294,3295,3297],{},"很多项目中会有多种颜色状态，比如按钮的不同颜色。利用 ",[1544,3296,2014],{},"，可以轻松生成对应样式。",[1553,3299,3300,3470],{},[1556,3301,3303],{"className":1558,"code":3302,"filename":1560,"language":1561,"meta":1562,"style":1562},"$button-colors: (\n    primary: #007bff,\n    secondary: #6c757d,\n    success: #28a745,\n    danger: #dc3545,\n    warning: #ffc107,\n);\n\n@each $name, $color in $button-colors {\n    .btn-#{$name} {\n        background-color: $color;\n        color: white;\n        padding: 0.5em 1em;\n        border-radius: 4px;\n    }\n}\n",[1544,3304,3305,3314,3326,3340,3352,3364,3378,3382,3386,3399,3414,3424,3435,3450,3462,3466],{"__ignoreMap":1562},[1566,3306,3307,3310,3312],{"class":1568,"line":1569},[1566,3308,3309],{"class":1572},"$button-colors",[1566,3311,1577],{"class":1576},[1566,3313,2032],{"class":1576},[1566,3315,3316,3318,3320,3322,3324],{"class":1568,"line":1586},[1566,3317,2037],{"class":1596},[1566,3319,1577],{"class":1576},[1566,3321,1631],{"class":1576},[1566,3323,2044],{"class":1572},[1566,3325,2047],{"class":1576},[1566,3327,3328,3331,3333,3335,3338],{"class":1568,"line":1593},[1566,3329,3330],{"class":1596},"    secondary",[1566,3332,1577],{"class":1576},[1566,3334,1631],{"class":1576},[1566,3336,3337],{"class":1572},"6c757d",[1566,3339,2047],{"class":1576},[1566,3341,3342,3344,3346,3348,3350],{"class":1568,"line":1603},[1566,3343,2052],{"class":1596},[1566,3345,1577],{"class":1576},[1566,3347,1631],{"class":1576},[1566,3349,2059],{"class":1572},[1566,3351,2047],{"class":1576},[1566,3353,3354,3356,3358,3360,3362],{"class":1568,"line":1622},[1566,3355,2066],{"class":1596},[1566,3357,1577],{"class":1576},[1566,3359,1631],{"class":1576},[1566,3361,2073],{"class":1572},[1566,3363,2047],{"class":1576},[1566,3365,3366,3369,3371,3373,3376],{"class":1568,"line":1639},[1566,3367,3368],{"class":1596},"    warning",[1566,3370,1577],{"class":1576},[1566,3372,1631],{"class":1576},[1566,3374,3375],{"class":1572},"ffc107",[1566,3377,2047],{"class":1576},[1566,3379,3380],{"class":1568,"line":1654},[1566,3381,2080],{"class":1576},[1566,3383,3384],{"class":1568,"line":1672},[1566,3385,1590],{"emptyLinePlaceholder":1589},[1566,3387,3388,3390,3392,3394,3397],{"class":1568,"line":1685},[1566,3389,2014],{"class":1606},[1566,3391,2091],{"class":1572},[1566,3393,2094],{"class":1606},[1566,3395,3396],{"class":1572}," $button-colors ",[1566,3398,1619],{"class":1576},[1566,3400,3401,3403,3406,3408,3410,3412],{"class":1568,"line":1698},[1566,3402,1877],{"class":1576},[1566,3404,3405],{"class":1596},"btn-",[1566,3407,1883],{"class":1576},[1566,3409,2111],{"class":1572},[1566,3411,1889],{"class":1576},[1566,3413,1600],{"class":1576},[1566,3415,3416,3418,3420,3422],{"class":1568,"line":1708},[1566,3417,1626],{"class":1625},[1566,3419,1577],{"class":1576},[1566,3421,2124],{"class":1572},[1566,3423,1583],{"class":1576},[1566,3425,3426,3428,3430,3433],{"class":1568,"line":1720},[1566,3427,1642],{"class":1625},[1566,3429,1577],{"class":1576},[1566,3431,3432],{"class":1572}," white",[1566,3434,1583],{"class":1576},[1566,3436,3437,3440,3442,3445,3448],{"class":1568,"line":1732},[1566,3438,3439],{"class":1625},"        padding",[1566,3441,1577],{"class":1576},[1566,3443,3444],{"class":1863}," 0.5em",[1566,3446,3447],{"class":1863}," 1em",[1566,3449,1583],{"class":1576},[1566,3451,3452,3455,3457,3460],{"class":1568,"line":1738},[1566,3453,3454],{"class":1625},"        border-radius",[1566,3456,1577],{"class":1576},[1566,3458,3459],{"class":1863}," 4px",[1566,3461,1583],{"class":1576},[1566,3463,3464],{"class":1568,"line":2595},[1566,3465,1735],{"class":1576},[1566,3467,3468],{"class":1568,"line":2625},[1566,3469,1741],{"class":1576},[1556,3471,3473],{"className":1744,"code":3472,"filename":1746,"language":1747,"meta":1562,"style":1562},".btn-primary {\n    background-color: #007bff;\n    color: white;\n    padding: 0.5em 1em;\n    border-radius: 4px;\n}\n\n.btn-secondary {\n    background-color: #6c757d;\n    color: white;\n    padding: 0.5em 1em;\n    border-radius: 4px;\n}\n\n.btn-success {\n    background-color: #28a745;\n    color: white;\n    padding: 0.5em 1em;\n    border-radius: 4px;\n}\n\n.btn-danger {\n    background-color: #dc3545;\n    color: white;\n    padding: 0.5em 1em;\n    border-radius: 4px;\n}\n\n.btn-warning {\n    background-color: #ffc107;\n    color: white;\n    padding: 0.5em 1em;\n    border-radius: 4px;\n}\n",[1544,3474,3475,3484,3496,3506,3519,3530,3534,3538,3547,3559,3569,3581,3591,3595,3599,3608,3620,3630,3642,3652,3656,3660,3669,3681,3691,3703,3713,3717,3721,3730,3742,3752,3764,3774],{"__ignoreMap":1562},[1566,3476,3477,3479,3482],{"class":1568,"line":1569},[1566,3478,1920],{"class":1576},[1566,3480,3481],{"class":1596},"btn-primary",[1566,3483,1600],{"class":1576},[1566,3485,3486,3488,3490,3492,3494],{"class":1568,"line":1586},[1566,3487,1760],{"class":1625},[1566,3489,1577],{"class":1576},[1566,3491,1631],{"class":1576},[1566,3493,2044],{"class":1572},[1566,3495,1583],{"class":1576},[1566,3497,3498,3500,3502,3504],{"class":1568,"line":1593},[1566,3499,1773],{"class":1625},[1566,3501,1577],{"class":1576},[1566,3503,3432],{"class":1572},[1566,3505,1583],{"class":1576},[1566,3507,3508,3511,3513,3515,3517],{"class":1568,"line":1603},[1566,3509,3510],{"class":1625},"    padding",[1566,3512,1577],{"class":1576},[1566,3514,3444],{"class":1863},[1566,3516,3447],{"class":1863},[1566,3518,1583],{"class":1576},[1566,3520,3521,3524,3526,3528],{"class":1568,"line":1622},[1566,3522,3523],{"class":1625},"    border-radius",[1566,3525,1577],{"class":1576},[1566,3527,3459],{"class":1863},[1566,3529,1583],{"class":1576},[1566,3531,3532],{"class":1568,"line":1639},[1566,3533,1741],{"class":1576},[1566,3535,3536],{"class":1568,"line":1654},[1566,3537,1590],{"emptyLinePlaceholder":1589},[1566,3539,3540,3542,3545],{"class":1568,"line":1672},[1566,3541,1920],{"class":1576},[1566,3543,3544],{"class":1596},"btn-secondary",[1566,3546,1600],{"class":1576},[1566,3548,3549,3551,3553,3555,3557],{"class":1568,"line":1685},[1566,3550,1760],{"class":1625},[1566,3552,1577],{"class":1576},[1566,3554,1631],{"class":1576},[1566,3556,3337],{"class":1572},[1566,3558,1583],{"class":1576},[1566,3560,3561,3563,3565,3567],{"class":1568,"line":1698},[1566,3562,1773],{"class":1625},[1566,3564,1577],{"class":1576},[1566,3566,3432],{"class":1572},[1566,3568,1583],{"class":1576},[1566,3570,3571,3573,3575,3577,3579],{"class":1568,"line":1708},[1566,3572,3510],{"class":1625},[1566,3574,1577],{"class":1576},[1566,3576,3444],{"class":1863},[1566,3578,3447],{"class":1863},[1566,3580,1583],{"class":1576},[1566,3582,3583,3585,3587,3589],{"class":1568,"line":1720},[1566,3584,3523],{"class":1625},[1566,3586,1577],{"class":1576},[1566,3588,3459],{"class":1863},[1566,3590,1583],{"class":1576},[1566,3592,3593],{"class":1568,"line":1732},[1566,3594,1741],{"class":1576},[1566,3596,3597],{"class":1568,"line":1738},[1566,3598,1590],{"emptyLinePlaceholder":1589},[1566,3600,3601,3603,3606],{"class":1568,"line":2595},[1566,3602,1920],{"class":1576},[1566,3604,3605],{"class":1596},"btn-success",[1566,3607,1600],{"class":1576},[1566,3609,3610,3612,3614,3616,3618],{"class":1568,"line":2625},[1566,3611,1760],{"class":1625},[1566,3613,1577],{"class":1576},[1566,3615,1631],{"class":1576},[1566,3617,2059],{"class":1572},[1566,3619,1583],{"class":1576},[1566,3621,3622,3624,3626,3628],{"class":1568,"line":2645},[1566,3623,1773],{"class":1625},[1566,3625,1577],{"class":1576},[1566,3627,3432],{"class":1572},[1566,3629,1583],{"class":1576},[1566,3631,3632,3634,3636,3638,3640],{"class":1568,"line":2650},[1566,3633,3510],{"class":1625},[1566,3635,1577],{"class":1576},[1566,3637,3444],{"class":1863},[1566,3639,3447],{"class":1863},[1566,3641,1583],{"class":1576},[1566,3643,3644,3646,3648,3650],{"class":1568,"line":2809},[1566,3645,3523],{"class":1625},[1566,3647,1577],{"class":1576},[1566,3649,3459],{"class":1863},[1566,3651,1583],{"class":1576},[1566,3653,3654],{"class":1568,"line":2814},[1566,3655,1741],{"class":1576},[1566,3657,3658],{"class":1568,"line":2819},[1566,3659,1590],{"emptyLinePlaceholder":1589},[1566,3661,3662,3664,3667],{"class":1568,"line":2828},[1566,3663,1920],{"class":1576},[1566,3665,3666],{"class":1596},"btn-danger",[1566,3668,1600],{"class":1576},[1566,3670,3671,3673,3675,3677,3679],{"class":1568,"line":2844},[1566,3672,1760],{"class":1625},[1566,3674,1577],{"class":1576},[1566,3676,1631],{"class":1576},[1566,3678,2073],{"class":1572},[1566,3680,1583],{"class":1576},[1566,3682,3683,3685,3687,3689],{"class":1568,"line":2855},[1566,3684,1773],{"class":1625},[1566,3686,1577],{"class":1576},[1566,3688,3432],{"class":1572},[1566,3690,1583],{"class":1576},[1566,3692,3693,3695,3697,3699,3701],{"class":1568,"line":2860},[1566,3694,3510],{"class":1625},[1566,3696,1577],{"class":1576},[1566,3698,3444],{"class":1863},[1566,3700,3447],{"class":1863},[1566,3702,1583],{"class":1576},[1566,3704,3705,3707,3709,3711],{"class":1568,"line":2865},[1566,3706,3523],{"class":1625},[1566,3708,1577],{"class":1576},[1566,3710,3459],{"class":1863},[1566,3712,1583],{"class":1576},[1566,3714,3715],{"class":1568,"line":2875},[1566,3716,1741],{"class":1576},[1566,3718,3719],{"class":1568,"line":2891},[1566,3720,1590],{"emptyLinePlaceholder":1589},[1566,3722,3723,3725,3728],{"class":1568,"line":2902},[1566,3724,1920],{"class":1576},[1566,3726,3727],{"class":1596},"btn-warning",[1566,3729,1600],{"class":1576},[1566,3731,3732,3734,3736,3738,3740],{"class":1568,"line":2907},[1566,3733,1760],{"class":1625},[1566,3735,1577],{"class":1576},[1566,3737,1631],{"class":1576},[1566,3739,3375],{"class":1572},[1566,3741,1583],{"class":1576},[1566,3743,3744,3746,3748,3750],{"class":1568,"line":2912},[1566,3745,1773],{"class":1625},[1566,3747,1577],{"class":1576},[1566,3749,3432],{"class":1572},[1566,3751,1583],{"class":1576},[1566,3753,3754,3756,3758,3760,3762],{"class":1568,"line":2922},[1566,3755,3510],{"class":1625},[1566,3757,1577],{"class":1576},[1566,3759,3444],{"class":1863},[1566,3761,3447],{"class":1863},[1566,3763,1583],{"class":1576},[1566,3765,3766,3768,3770,3772],{"class":1568,"line":2938},[1566,3767,3523],{"class":1625},[1566,3769,1577],{"class":1576},[1566,3771,3459],{"class":1863},[1566,3773,1583],{"class":1576},[1566,3775,3776],{"class":1568,"line":2949},[1566,3777,1741],{"class":1576},[1530,3779,3780],{},"这样你就得到了多种按钮颜色样式，维护起来更轻松。",[1815,3782,3783],{},[1530,3784,3785],{},"动态生成的样式让项目更易维护，也方便统一风格调整，提升开发效率。",[1534,3787],{},[1525,3789,3791],{"id":3790},"小节总结","🧾 小节总结",[1790,3793,3794,3802,3811],{},[1793,3795,3796,3797,1547,3799,3801],{},"SCSS 的 ",[1544,3798,1546],{},[1544,3800,1550],{}," 实现条件分支，适合根据变量调整样式。",[1793,3803,3804,2229,3806,1547,3808,3810],{},[1544,3805,1842],{},[1544,3807,2014],{},[1544,3809,2245],{}," 三种循环让样式动态生成，减少重复代码。",[1793,3812,3813],{},"结合循环和条件判断，可以轻松生成栅格系统、颜色组合等实用样式。",[1534,3815],{},[1525,3817,3819],{"id":3818},"知识问答qa","❓ 知识问答（Q&A）",[1530,3821,3822,3823,1547,3825,3827],{},"Q：SCSS 中 ",[1544,3824,2014],{},[1544,3826,1842],{}," 的区别是什么？",[1530,3829,3830,3831,3833,3834,3836],{},"A：",[1544,3832,1842],{}," 主要用于数字范围循环，适合生成顺序类名；",[1544,3835,2014],{}," 用于遍历列表或映射，适合根据键值生成不同样式。",[1530,3838,3839],{},"Q：为什么要用 SCSS 循环生成栅格系统？",[1530,3841,3842],{},"A：手写多个宽度类既繁琐又易出错，循环生成保证了代码简洁且统一。",[1534,3844],{},[1525,3846,3848],{"id":3847},"小练习","🧪 小练习",[3850,3851,3852],"ol",{},[1793,3853,3854,3855,3857,3858,2001,3861,3864,3865,3868],{},"在下面模板中，使用 ",[1544,3856,1842],{}," 循环生成 ",[1544,3859,3860],{},".margin-top-1",[1544,3862,3863],{},".margin-top-10"," 的类，分别设置不同的 ",[1544,3866,3867],{},"margin-top"," 大小。",[1556,3870,3872],{"className":1558,"code":3871,"language":1561,"meta":1562,"style":1562},"@for $i from 1 through 10 {\n    // 你的代码写这里\n}\n",[1544,3873,3874,3891,3897],{"__ignoreMap":1562},[1566,3875,3876,3878,3880,3882,3884,3886,3889],{"class":1568,"line":1569},[1566,3877,1842],{"class":1606},[1566,3879,1857],{"class":1572},[1566,3881,1860],{"class":1606},[1566,3883,1864],{"class":1863},[1566,3885,1867],{"class":1606},[1566,3887,3888],{"class":1863}," 10",[1566,3890,1600],{"class":1576},[1566,3892,3893],{"class":1568,"line":1586},[1566,3894,3896],{"class":3895},"syuKq","    // 你的代码写这里\n",[1566,3898,3899],{"class":1568,"line":1593},[1566,3900,1741],{"class":1576},[3850,3902,3903],{"start":1586},[1793,3904,3905,3906,3908,3909,3912,3913,3916],{},"利用 ",[1544,3907,2014],{}," 遍历一个颜色映射，生成 ",[1544,3910,3911],{},".bg-颜色名"," 的背景色类，并在 ",[1544,3914,3915],{},":hover"," 状态下颜色变亮。",[1556,3918,3920],{"className":1558,"code":3919,"language":1561,"meta":1562,"style":1562},"$bg-colors: (\n    info: #17a2b8,\n    light: #f8f9fa,\n    dark: #343a40,\n);\n\n// 你的代码写这里\n",[1544,3921,3922,3931,3945,3959,3973,3977,3981],{"__ignoreMap":1562},[1566,3923,3924,3927,3929],{"class":1568,"line":1569},[1566,3925,3926],{"class":1572},"$bg-colors",[1566,3928,1577],{"class":1576},[1566,3930,2032],{"class":1576},[1566,3932,3933,3936,3938,3940,3943],{"class":1568,"line":1586},[1566,3934,3935],{"class":1596},"    info",[1566,3937,1577],{"class":1576},[1566,3939,1631],{"class":1576},[1566,3941,3942],{"class":1572},"17a2b8",[1566,3944,2047],{"class":1576},[1566,3946,3947,3950,3952,3954,3957],{"class":1568,"line":1593},[1566,3948,3949],{"class":1596},"    light",[1566,3951,1577],{"class":1576},[1566,3953,1631],{"class":1576},[1566,3955,3956],{"class":1572},"f8f9fa",[1566,3958,2047],{"class":1576},[1566,3960,3961,3964,3966,3968,3971],{"class":1568,"line":1603},[1566,3962,3963],{"class":1596},"    dark",[1566,3965,1577],{"class":1576},[1566,3967,1631],{"class":1576},[1566,3969,3970],{"class":1572},"343a40",[1566,3972,2047],{"class":1576},[1566,3974,3975],{"class":1568,"line":1622},[1566,3976,2080],{"class":1576},[1566,3978,3979],{"class":1568,"line":1639},[1566,3980,1590],{"emptyLinePlaceholder":1589},[1566,3982,3983],{"class":1568,"line":1654},[1566,3984,3985],{"class":3895},"// 你的代码写这里\n",[1534,3987],{},[1530,3989,3990],{},"🎉 恭喜你已经掌握 SCSS 的流程控制语法、循环语法和实用动态样式生成技能啦！快把它们用到你的项目中，打造高效、灵活的前端样式吧！",[3992,3993,3994],"style",{},"html pre.shiki code .sndM8, html code.shiki .sndM8{--shiki-light:#90A4AE;--shiki-default:#EEFFFF;--shiki-dark:#BABED8}html pre.shiki code .s86vT, html code.shiki .s86vT{--shiki-light:#39ADB5;--shiki-default:#89DDFF;--shiki-dark:#89DDFF}html pre.shiki code .sYGMc, html code.shiki .sYGMc{--shiki-light:#E2931D;--shiki-default:#FFCB6B;--shiki-dark:#FFCB6B}html pre.shiki code .s8pZq, html code.shiki .s8pZq{--shiki-light:#39ADB5;--shiki-light-font-style:italic;--shiki-default:#89DDFF;--shiki-default-font-style:italic;--shiki-dark:#89DDFF;--shiki-dark-font-style:italic}html pre.shiki code .sug0G, html code.shiki .sug0G{--shiki-light:#8796B0;--shiki-default:#B2CCD6;--shiki-dark:#B2CCD6}html .light .shiki span {color: var(--shiki-light);background: var(--shiki-light-bg);font-style: var(--shiki-light-font-style);font-weight: var(--shiki-light-font-weight);text-decoration: var(--shiki-light-text-decoration);}html.light .shiki span {color: var(--shiki-light);background: var(--shiki-light-bg);font-style: var(--shiki-light-font-style);font-weight: var(--shiki-light-font-weight);text-decoration: var(--shiki-light-text-decoration);}html .default .shiki span {color: var(--shiki-default);background: var(--shiki-default-bg);font-style: var(--shiki-default-font-style);font-weight: var(--shiki-default-font-weight);text-decoration: var(--shiki-default-text-decoration);}html .shiki span {color: var(--shiki-default);background: var(--shiki-default-bg);font-style: var(--shiki-default-font-style);font-weight: var(--shiki-default-font-weight);text-decoration: var(--shiki-default-text-decoration);}html .dark .shiki span {color: var(--shiki-dark);background: var(--shiki-dark-bg);font-style: var(--shiki-dark-font-style);font-weight: var(--shiki-dark-font-weight);text-decoration: var(--shiki-dark-text-decoration);}html.dark .shiki span {color: var(--shiki-dark);background: var(--shiki-dark-bg);font-style: var(--shiki-dark-font-style);font-weight: var(--shiki-dark-font-weight);text-decoration: var(--shiki-dark-text-decoration);}html pre.shiki code .smPcV, html code.shiki .smPcV{--shiki-light:#F76D47;--shiki-default:#F78C6C;--shiki-dark:#F78C6C}html pre.shiki code .swgpB, html code.shiki .swgpB{--shiki-light:#6182B8;--shiki-default:#82AAFF;--shiki-dark:#82AAFF}html pre.shiki code .syuKq, html code.shiki .syuKq{--shiki-light:#90A4AE;--shiki-light-font-style:italic;--shiki-default:#546E7A;--shiki-default-font-style:italic;--shiki-dark:#676E95;--shiki-dark-font-style:italic}",{"title":1562,"searchDepth":1586,"depth":1586,"links":3996},[3997,3998,3999,4004,4008,4009,4010],{"id":1527,"depth":1586,"text":1528},{"id":1538,"depth":1586,"text":1539},{"id":1828,"depth":1586,"text":1829,"children":4000},[4001,4002,4003],{"id":1836,"depth":1593,"text":1837},{"id":2008,"depth":1593,"text":2009},{"id":2239,"depth":1593,"text":2240},{"id":2446,"depth":1586,"text":2447,"children":4005},[4006,4007],{"id":2450,"depth":1593,"text":2450},{"id":3291,"depth":1593,"text":3291},{"id":3790,"depth":1586,"text":3791},{"id":3818,"depth":1586,"text":3819},{"id":3847,"depth":1586,"text":3848},"通过 @if、@else 和循环语法，动态生成样式，打造灵活高效的前端样式代码","md",null,{},{"title":435},{"title":435,"description":4011},"03FIWIn1vX",[4019,4021],{"title":431,"path":432,"stem":433,"description":4020,"children":-1},"全面讲解 Scss 中 @extend、%placeholder 的用法，以及结合 BEM 和模块化拆分的实用技巧，助你写出干净高复用的代码。",{"title":439,"path":440,"stem":441,"description":4022,"children":-1},"了解 SCSS 的最新内置函数，远离过时 API，提升你的样式编写效率和质量。",1784715108691]