test/radar2.html

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<html>
    <head>
        <meta charset="utf-8">
        <script src="lib/simpleRequire.js"></script>
        <script src="lib/config.js"></script>
    </head>
    <body>
        <style>
            html, body, #main {
                width: 100%;
                height: 100%;
            }
        </style>
        <div id="main"></div>
        <script>

            require([
                'echarts'
            ], function (echarts) {

                var chart = echarts.init(document.getElementById('main'));

                chart.setOption({
                    title : {
                        text: '浏览器占比变化',
                        subtext: '纯属虚构',
                        x:'right',
                        y:'bottom'
                    },
                    tooltip : {
                        trigger: 'item',
                        backgroundColor : 'rgba(0,0,250,0.2)'
                    },
                    legend: {
                        data: (function (){
                            var list = [];
                            for (var i = 1; i <=28; i++) {
                                list.push(i + 2000 + '');
                            }
                            return list;
                        })()
                    },
                    visualMap: {
                        color: ['red', 'yellow']
                    },
                    radar: {
                       indicator : [
                           { text: 'IE8-', max: 400},
                           { text: 'IE9+', max: 400},
                           { text: 'Safari', max: 400},
                           { text: 'Firefox', max: 400},
                           { text: 'Chrome', max: 400}
                        ]
                    },
                    series : (function (){
                        var series = [];
                        for (var i = 1; i <= 28; i++) {
                            series.push({
                                name:'浏览器（数据纯属虚构）',
                                type: 'radar',
                                symbol: 'none',
                                itemStyle: {
                                    normal: {
                                        lineStyle: {
                                          width:1
                                        }
                                    }
                                },
                                emphasis: {
                                    areaStyle: {
                                        color:'rgba(0,250,0,0.3)'
                                    }
                                },
                                data:[
                                  {
                                    value:[
                                        (40 - i) * 10,
                                        (38 - i) * 4 + 60,
                                        i * 5 + 10,
                                        i * 9,
                                        i * i /2
                                    ],
                                    name:i + 2000 + ''
                                  }
                                ]
                            });
                        }
                        return series;
                    })()
                });
            });

        </script>
    </body>
</html>