next/examples/data/doc-example/polar-start-angle.js

option = {
    polar: {},
    angleAxis: {
        min: 0,
        max: 360,
        interval: 30,
        startAngle: 45
    },
    radiusAxis: {
        min: 0,
        max: 10,
        interval: 2
    },
    series: []
};