Echarts在线免费图表

 
            option = {
    title: {
        text: '为什么标题设置宽、高、行高、居中没用\n到底该怎么做',
        textStyle: {
            width: '100%',
            height: 300,
            lineHight: 150,
            align: 'center',
        },
        padding: 20,
        backgroundColor: '#ccc'
    },
    grid: {
        top: 300,
    },
    xAxis: {
        data: ['Sun', 'Mon', 'Tue', 'Wed', 'Thu', 'Fri', 'Sat']
    },
    yAxis: {},
    series: [{
        type: 'line',
        data: [220, 182, 191, 234, 290, 330, 310]
    }]
};