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},\n],\n",[1544,1851,1852,1860,1864,1879,1894,1929,1933],{"__ignoreMap":1559},[1563,1853,1854,1856,1858],{"class":1565,"line":1566},[1563,1855,1570],{"class":1569},[1563,1857,1574],{"class":1573},[1563,1859,1578],{"class":1577},[1563,1861,1862],{"class":1565,"line":1581},[1563,1863,1584],{"class":1573},[1563,1865,1866,1868,1870,1872,1875,1877],{"class":1565,"line":1587},[1563,1867,1591],{"class":1590},[1563,1869,1574],{"class":1573},[1563,1871,1596],{"class":1573},[1563,1873,1874],{"class":1599},"销量",[1563,1876,1603],{"class":1573},[1563,1878,1606],{"class":1573},[1563,1880,1881,1883,1885,1887,1890,1892],{"class":1565,"line":1609},[1563,1882,1612],{"class":1590},[1563,1884,1574],{"class":1573},[1563,1886,1596],{"class":1573},[1563,1888,1889],{"class":1599},"bar",[1563,1891,1603],{"class":1573},[1563,1893,1606],{"class":1573},[1563,1895,1896,1898,1900,1902,1905,1907,1910,1912,1915,1917,1920,1922,1925,1927],{"class":1565,"line":1625},[1563,1897,1628],{"class":1590},[1563,1899,1574],{"class":1573},[1563,1901,1633],{"class":1577},[1563,1903,1904],{"class":1636},"120",[1563,1906,1640],{"class":1573},[1563,1908,1909],{"class":1636}," 200",[1563,1911,1640],{"class":1573},[1563,1913,1914],{"class":1636}," 150",[1563,1916,1640],{"class":1573},[1563,1918,1919],{"class":1636}," 80",[1563,1921,1640],{"class":1573},[1563,1923,1924],{"class":1636}," 70",[1563,1926,1671],{"class":1577},[1563,1928,1606],{"class":1573},[1563,1930,1931],{"class":1565,"line":1676},[1563,1932,1679],{"class":1573},[1563,1934,1935,1937],{"class":1565,"line":1682},[1563,1936,1671],{"class":1577},[1563,1938,1606],{"class":1573},[1530,1940,1941,1942,1945],{},"常用属性 ",[1544,1943,1944],{},"barWidth"," 控制柱子宽度，可以写百分比：",[1554,1947,1949],{"className":1556,"code":1948,"language":1558,"meta":1559,"style":1559},"series: [\n    {\n        name: '销量',\n        type: 'bar',\n        barWidth: '40%',\n        data: [120, 200, 150, 80, 70],\n    },\n],\n",[1544,1950,1951,1959,1963,1977,1991,2007,2037,2041],{"__ignoreMap":1559},[1563,1952,1953,1955,1957],{"class":1565,"line":1566},[1563,1954,1570],{"class":1569},[1563,1956,1574],{"class":1573},[1563,1958,1578],{"class":1577},[1563,1960,1961],{"class":1565,"line":1581},[1563,1962,1584],{"class":1573},[1563,1964,1965,1967,1969,1971,1973,1975],{"class":1565,"line":1587},[1563,1966,1591],{"class":1590},[1563,1968,1574],{"class":1573},[1563,1970,1596],{"class":1573},[1563,1972,1874],{"class":1599},[1563,1974,1603],{"class":1573},[1563,1976,1606],{"class":1573},[1563,1978,1979,1981,1983,1985,1987,1989],{"class":1565,"line":1609},[1563,1980,1612],{"class":1590},[1563,1982,1574],{"class":1573},[1563,1984,1596],{"class":1573},[1563,1986,1889],{"class":1599},[1563,1988,1603],{"class":1573},[1563,1990,1606],{"class":1573},[1563,1992,1993,1996,1998,2000,2003,2005],{"class":1565,"line":1625},[1563,1994,1995],{"class":1590},"        barWidth",[1563,1997,1574],{"class":1573},[1563,1999,1596],{"class":1573},[1563,2001,2002],{"class":1599},"40%",[1563,2004,1603],{"class":1573},[1563,2006,1606],{"class":1573},[1563,2008,2009,2011,2013,2015,2017,2019,2021,2023,2025,2027,2029,2031,2033,2035],{"class":1565,"line":1676},[1563,2010,1628],{"class":1590},[1563,2012,1574],{"class":1573},[1563,2014,1633],{"class":1577},[1563,2016,1904],{"class":1636},[1563,2018,1640],{"class":1573},[1563,2020,1909],{"class":1636},[1563,2022,1640],{"class":1573},[1563,2024,1914],{"class":1636},[1563,2026,1640],{"class":1573},[1563,2028,1919],{"class":1636},[1563,2030,1640],{"class":1573},[1563,2032,1924],{"class":1636},[1563,2034,1671],{"class":1577},[1563,2036,1606],{"class":1573},[1563,2038,2039],{"class":1565,"line":1682},[1563,2040,1679],{"class":1573},[1563,2042,2043,2045],{"class":1565,"line":1814},[1563,2044,1671],{"class":1577},[1563,2046,1606],{"class":1573},[1534,2048],{},[1525,2050,2052],{"id":2051},"饼图看占比","🧱 饼图：看占比",[1530,2054,2055,2056,2059,2060,2063,2064,2067,2068,2071],{},"饼图（",[1544,2057,2058],{},"type: 'pie'","）展示",[1549,2061,2062],{},"部分占整体的比例","，比如流量来源分布。它和前两种图有个重要区别：",[1549,2065,2066],{},"不需要坐标轴","，数据格式也不一样，每项是 ",[1544,2069,2070],{},"{ name, value }"," 对象：",[1554,2073,2075],{"className":1556,"code":2074,"language":1558,"meta":1559,"style":1559},"series: [\n    {\n        name: '流量来源',\n        type: 'pie',\n        radius: '50%',\n        data: [\n            { name: '搜索引擎', value: 1048 },\n            { name: '直接访问', value: 735 },\n            { name: '邮件营销', value: 580 },\n        ],\n    },\n],\n",[1544,2076,2077,2085,2089,2104,2119,2135,2143,2173,2199,2225,2233,2238],{"__ignoreMap":1559},[1563,2078,2079,2081,2083],{"class":1565,"line":1566},[1563,2080,1570],{"class":1569},[1563,2082,1574],{"class":1573},[1563,2084,1578],{"class":1577},[1563,2086,2087],{"class":1565,"line":1581},[1563,2088,1584],{"class":1573},[1563,2090,2091,2093,2095,2097,2100,2102],{"class":1565,"line":1587},[1563,2092,1591],{"class":1590},[1563,2094,1574],{"class":1573},[1563,2096,1596],{"class":1573},[1563,2098,2099],{"class":1599},"流量来源",[1563,2101,1603],{"class":1573},[1563,2103,1606],{"class":1573},[1563,2105,2106,2108,2110,2112,2115,2117],{"class":1565,"line":1609},[1563,2107,1612],{"class":1590},[1563,2109,1574],{"class":1573},[1563,2111,1596],{"class":1573},[1563,2113,2114],{"class":1599},"pie",[1563,2116,1603],{"class":1573},[1563,2118,1606],{"class":1573},[1563,2120,2121,2124,2126,2128,2131,2133],{"class":1565,"line":1625},[1563,2122,2123],{"class":1590},"        radius",[1563,2125,1574],{"class":1573},[1563,2127,1596],{"class":1573},[1563,2129,2130],{"class":1599},"50%",[1563,2132,1603],{"class":1573},[1563,2134,1606],{"class":1573},[1563,2136,2137,2139,2141],{"class":1565,"line":1676},[1563,2138,1628],{"class":1590},[1563,2140,1574],{"class":1573},[1563,2142,1578],{"class":1577},[1563,2144,2145,2148,2151,2153,2155,2158,2160,2162,2165,2167,2170],{"class":1565,"line":1682},[1563,2146,2147],{"class":1573},"            {",[1563,2149,2150],{"class":1590}," name",[1563,2152,1574],{"class":1573},[1563,2154,1596],{"class":1573},[1563,2156,2157],{"class":1599},"搜索引擎",[1563,2159,1603],{"class":1573},[1563,2161,1640],{"class":1573},[1563,2163,2164],{"class":1590}," value",[1563,2166,1574],{"class":1573},[1563,2168,2169],{"class":1636}," 1048",[1563,2171,2172],{"class":1573}," },\n",[1563,2174,2175,2177,2179,2181,2183,2186,2188,2190,2192,2194,2197],{"class":1565,"line":1814},[1563,2176,2147],{"class":1573},[1563,2178,2150],{"class":1590},[1563,2180,1574],{"class":1573},[1563,2182,1596],{"class":1573},[1563,2184,2185],{"class":1599},"直接访问",[1563,2187,1603],{"class":1573},[1563,2189,1640],{"class":1573},[1563,2191,2164],{"class":1590},[1563,2193,1574],{"class":1573},[1563,2195,2196],{"class":1636}," 735",[1563,2198,2172],{"class":1573},[1563,2200,2201,2203,2205,2207,2209,2212,2214,2216,2218,2220,2223],{"class":1565,"line":1819},[1563,2202,2147],{"class":1573},[1563,2204,2150],{"class":1590},[1563,2206,1574],{"class":1573},[1563,2208,1596],{"class":1573},[1563,2210,2211],{"class":1599},"邮件营销",[1563,2213,1603],{"class":1573},[1563,2215,1640],{"class":1573},[1563,2217,2164],{"class":1590},[1563,2219,1574],{"class":1573},[1563,2221,2222],{"class":1636}," 580",[1563,2224,2172],{"class":1573},[1563,2226,2228,2231],{"class":1565,"line":2227},10,[1563,2229,2230],{"class":1577},"        ]",[1563,2232,1606],{"class":1573},[1563,2234,2236],{"class":1565,"line":2235},11,[1563,2237,1679],{"class":1573},[1563,2239,2241,2243],{"class":1565,"line":2240},12,[1563,2242,1671],{"class":1577},[1563,2244,1606],{"class":1573},[1691,2246,2247,2253],{},[1694,2248,2249,2252],{},[1544,2250,2251],{},"radius"," 控制半径，写百分比表示相对容器大小。",[1694,2254,2255,2256,2258,2259,2262,2263,2266],{},"把 ",[1544,2257,2251],{}," 写成数组 ",[1544,2260,2261],{},"['40%', '70%']","，中间镂空，秒变",[1549,2264,2265],{},"环形图","。",[1530,2268,2269],{},"这段饼图代码的真实渲染效果：",[2271,2272],"echarts-pie-chart",{},[2274,2275,2276],"tip",{},[1530,2277,2278],{},"饼图分类不要超过 5 到 7 个，太多小块会挤在一起看不清。分类多的时候建议改用柱状图。",[1534,2280],{},[1525,2282,2284],{"id":2283},"散点图看分布","🧱 散点图：看分布",[1530,2286,2287,2288,2291,2292,2295,2296,1846],{},"散点图（",[1544,2289,2290],{},"type: 'scatter'","）用来观察",[1549,2293,2294],{},"两个数值变量之间的关系","，比如身高和体重的分布。它的数据是二维数组，每项是 ",[1544,2297,2298],{},"[x, y]",[1554,2300,2302],{"className":1556,"code":2301,"language":1558,"meta":1559,"style":1559},"series: [\n    {\n        name: '用户',\n        type: 'scatter',\n        data: [\n            [168, 60],\n            [175, 72],\n            [160, 50],\n            [180, 85],\n        ],\n    },\n],\n",[1544,2303,2304,2312,2316,2331,2346,2354,2371,2387,2403,2419,2425,2429],{"__ignoreMap":1559},[1563,2305,2306,2308,2310],{"class":1565,"line":1566},[1563,2307,1570],{"class":1569},[1563,2309,1574],{"class":1573},[1563,2311,1578],{"class":1577},[1563,2313,2314],{"class":1565,"line":1581},[1563,2315,1584],{"class":1573},[1563,2317,2318,2320,2322,2324,2327,2329],{"class":1565,"line":1587},[1563,2319,1591],{"class":1590},[1563,2321,1574],{"class":1573},[1563,2323,1596],{"class":1573},[1563,2325,2326],{"class":1599},"用户",[1563,2328,1603],{"class":1573},[1563,2330,1606],{"class":1573},[1563,2332,2333,2335,2337,2339,2342,2344],{"class":1565,"line":1609},[1563,2334,1612],{"class":1590},[1563,2336,1574],{"class":1573},[1563,2338,1596],{"class":1573},[1563,2340,2341],{"class":1599},"scatter",[1563,2343,1603],{"class":1573},[1563,2345,1606],{"class":1573},[1563,2347,2348,2350,2352],{"class":1565,"line":1625},[1563,2349,1628],{"class":1590},[1563,2351,1574],{"class":1573},[1563,2353,1578],{"class":1577},[1563,2355,2356,2359,2362,2364,2367,2369],{"class":1565,"line":1676},[1563,2357,2358],{"class":1577},"            [",[1563,2360,2361],{"class":1636},"168",[1563,2363,1640],{"class":1573},[1563,2365,2366],{"class":1636}," 60",[1563,2368,1671],{"class":1577},[1563,2370,1606],{"class":1573},[1563,2372,2373,2375,2378,2380,2383,2385],{"class":1565,"line":1682},[1563,2374,2358],{"class":1577},[1563,2376,2377],{"class":1636},"175",[1563,2379,1640],{"class":1573},[1563,2381,2382],{"class":1636}," 72",[1563,2384,1671],{"class":1577},[1563,2386,1606],{"class":1573},[1563,2388,2389,2391,2394,2396,2399,2401],{"class":1565,"line":1814},[1563,2390,2358],{"class":1577},[1563,2392,2393],{"class":1636},"160",[1563,2395,1640],{"class":1573},[1563,2397,2398],{"class":1636}," 50",[1563,2400,1671],{"class":1577},[1563,2402,1606],{"class":1573},[1563,2404,2405,2407,2410,2412,2415,2417],{"class":1565,"line":1819},[1563,2406,2358],{"class":1577},[1563,2408,2409],{"class":1636},"180",[1563,2411,1640],{"class":1573},[1563,2413,2414],{"class":1636}," 85",[1563,2416,1671],{"class":1577},[1563,2418,1606],{"class":1573},[1563,2420,2421,2423],{"class":1565,"line":2227},[1563,2422,2230],{"class":1577},[1563,2424,1606],{"class":1573},[1563,2426,2427],{"class":1565,"line":2235},[1563,2428,1679],{"class":1573},[1563,2430,2431,2433],{"class":1565,"line":2240},[1563,2432,1671],{"class":1577},[1563,2434,1606],{"class":1573},[1530,2436,2437,2438,2441,2442,2445,2446,2449],{},"此时 ",[1544,2439,2440],{},"xAxis"," 和 ",[1544,2443,2444],{},"yAxis"," 都要设成 ",[1544,2447,2448],{},"type: 'value'","，因为两个方向都是数值。",[1530,2451,2452],{},"真实渲染效果如下，两个方向都是数值轴：",[2454,2455],"echarts-scatter-demo",{},[1534,2457],{},[1525,2459,2461],{"id":2460},"四种图表怎么选","💡 四种图表怎么选",[2463,2464,2465,2484],"table",{},[2466,2467,2468],"thead",{},[2469,2470,2471,2475,2478,2481],"tr",{},[2472,2473,2474],"th",{},"图表",[2472,2476,2477],{},"type",[2472,2479,2480],{},"一句话场景",[2472,2482,2483],{},"数据格式",[2485,2486,2487,2506,2523,2540],"tbody",{},[2469,2488,2489,2493,2498,2501],{},[2490,2491,2492],"td",{},"折线图",[2490,2494,2495],{},[1544,2496,2497],{},"'line'",[2490,2499,2500],{},"数据随时间的趋势",[2490,2502,2503],{},[1544,2504,2505],{},"[1, 2, 3]",[2469,2507,2508,2511,2516,2519],{},[2490,2509,2510],{},"柱状图",[2490,2512,2513],{},[1544,2514,2515],{},"'bar'",[2490,2517,2518],{},"分类之间比大小",[2490,2520,2521],{},[1544,2522,2505],{},[2469,2524,2525,2528,2533,2535],{},[2490,2526,2527],{},"饼图",[2490,2529,2530],{},[1544,2531,2532],{},"'pie'",[2490,2534,2062],{},[2490,2536,2537],{},[1544,2538,2539],{},"[{ name, value }]",[2469,2541,2542,2545,2550,2553],{},[2490,2543,2544],{},"散点图",[2490,2546,2547],{},[1544,2548,2549],{},"'scatter'",[2490,2551,2552],{},"两个数值的关系分布",[2490,2554,2555],{},[1544,2556,2557],{},"[[x, y]]",[2559,2560,2561],"warning",{},[1530,2562,2563,2564,2566],{},"饼图的数据格式和前两种完全不同，直接把 ",[1544,2565,2505],{}," 塞给饼图不会报错，但结果不符合预期。切换图表类型时，记得先确认数据格式。",[1534,2568],{},[1525,2570,2572],{"id":2571},"小节总结","🧾 小节总结",[1691,2574,2575,2586,2592,2598,2604],{},[1694,2576,2577,2578,2581,2582,2585],{},"折线图看趋势，",[1544,2579,2580],{},"smooth"," 平滑、",[1544,2583,2584],{},"areaStyle"," 变面积图。",[1694,2587,2588,2589,2591],{},"柱状图比大小，",[1544,2590,1944],{}," 控制柱宽。",[1694,2593,2594,2595,2597],{},"饼图看占比，无需坐标轴，数据是 ",[1544,2596,2070],{},"，双层 radius 变环形图。",[1694,2599,2600,2601,2603],{},"散点图看两个数值变量的分布，数据是 ",[1544,2602,2298],{}," 二维数组。",[1694,2605,2606],{},"选型口诀：趋势用折线、对比用柱状、占比用饼图、分布用散点。",[1534,2608],{},[1525,2610,2612],{"id":2611},"知识问答","❓ 知识问答",[1530,2614,2615],{},[1549,2616,2617],{},"Q1：折线图和柱状图可以放在同一个图表里吗？",[1530,2619,2620,2621,2623,2624,2626,2627,2629],{},"可以。",[1544,2622,1570],{}," 数组里一项写 ",[1544,2625,2497],{},"、一项写 ",[1544,2628,2515],{}," 即可，这就是常见的混合图表。",[1530,2631,2632],{},[1549,2633,2634],{},"Q2：饼图为什么不写 xAxis 和 yAxis？",[1530,2636,2637],{},"饼图不属于直角坐标系，它是围绕圆心布局的，坐标轴配置对它无效。",[1530,2639,2640],{},[1549,2641,2642],{},"Q3：环形图是一种新的图表类型吗？",[1530,2644,2645,2646,2648,2649,2266],{},"不是。它就是 ",[1544,2647,2251],{}," 设成内外两个值的饼图，例如 ",[1544,2650,2261],{},[1530,2652,2653],{},[1549,2654,2655],{},"Q4：散点图点太多看不清怎么办？",[1530,2657,2658,2659,2662,2663,2666],{},"可以把 ",[1544,2660,2661],{},"symbolSize"," 调小，ECharts 6 还支持通过 ",[1544,2664,2665],{},"jitter"," 参数把重叠的点打散。初学阶段先掌握基础用法即可。",[1534,2668],{},[1525,2670,2672],{"id":2671},"小练习","🧪 小练习",[1530,2674,2675],{},"把下面的“流量来源”数据画成一个环形图：",[2677,2678,2679,2690,2693],"ol",{},[1694,2680,2681,2682,2684,2685,2687,2688,2266],{},"类型用 ",[1544,2683,2532],{},"，",[1544,2686,2251],{}," 设为 ",[1544,2689,2261],{},[1694,2691,2692],{},"数据：搜索引擎 1048、直接访问 735、邮件营销 580。",[1694,2694,2695,2696,2699,2700,2703,2704,2266],{},"加上 ",[1544,2697,2698],{},"tooltip","（用 ",[1544,2701,2702],{},"'item'"," 触发）和 ",[1544,2705,2706],{},"legend",[1554,2708,2710],{"className":1556,"code":2709,"language":1558,"meta":1559,"style":1559},"chart.setOption({\n    // 请在这里编写代码\n});\n",[1544,2711,2712,2730,2736],{"__ignoreMap":1559},[1563,2713,2714,2717,2720,2724,2727],{"class":1565,"line":1566},[1563,2715,2716],{"class":1577},"chart",[1563,2718,2719],{"class":1573},".",[1563,2721,2723],{"class":2722},"swgpB","setOption",[1563,2725,2726],{"class":1577},"(",[1563,2728,2729],{"class":1573},"{\n",[1563,2731,2732],{"class":1565,"line":1581},[1563,2733,2735],{"class":2734},"syuKq","    // 请在这里编写代码\n",[1563,2737,2738,2741,2744],{"class":1565,"line":1587},[1563,2739,2740],{"class":1573},"}",[1563,2742,2743],{"class":1577},")",[1563,2745,2746],{"class":1573},";\n",[1534,2748],{},[1530,2750,2751],{},"🎉 恭喜你已经掌握四大常用图表！下一篇我们学习样式定制与主题，让图表从“能看”变成“好看”。",[2753,2754,2755],"style",{},"html pre.shiki code .sYGMc, html code.shiki .sYGMc{--shiki-light:#E2931D;--shiki-default:#FFCB6B;--shiki-dark:#FFCB6B}html pre.shiki code .s86vT, html code.shiki .s86vT{--shiki-light:#39ADB5;--shiki-default:#89DDFF;--shiki-dark:#89DDFF}html pre.shiki code .sndM8, html code.shiki .sndM8{--shiki-light:#90A4AE;--shiki-default:#EEFFFF;--shiki-dark:#BABED8}html pre.shiki code .sd2Uz, html code.shiki .sd2Uz{--shiki-light:#E53935;--shiki-default:#F07178;--shiki-dark:#F07178}html pre.shiki code .sIEYB, html code.shiki .sIEYB{--shiki-light:#91B859;--shiki-default:#C3E88D;--shiki-dark:#C3E88D}html pre.shiki code .smPcV, html code.shiki .smPcV{--shiki-light:#F76D47;--shiki-default:#F78C6C;--shiki-dark:#F78C6C}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: 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.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":1559,"searchDepth":1581,"depth":1581,"links":2757},[2758,2759,2760,2761,2762,2763,2764,2765,2766],{"id":1527,"depth":1581,"text":1528},{"id":1538,"depth":1581,"text":1539},{"id":1834,"depth":1581,"text":1835},{"id":2051,"depth":1581,"text":2052},{"id":2283,"depth":1581,"text":2284},{"id":2460,"depth":1581,"text":2461},{"id":2571,"depth":1581,"text":2572},{"id":2611,"depth":1581,"text":2612},{"id":2671,"depth":1581,"text":2672},"掌握折线图、柱状图、饼图、散点图四种常用图表的配置方法和选型建议。","md",null,{},{"title":1017},{"title":1017,"description":2767},"8G7F3rEB7l",[2775,2777],{"title":1013,"path":1014,"stem":1015,"description":2776,"children":-1},"拆解 ECharts option 配置对象的核心组成：title、tooltip、legend、坐标轴和 series。",{"title":1021,"path":1022,"stem":1023,"description":2778,"children":-1},"学会用调色盘、渐变、标签美化图表，并使用内置主题和自定义主题统一风格。",1784715112924]