highcharts用法的实例代码

xAxis: {
 type: 'category',
 title:null,
 gridLineWidth: 1,
 lineColor: "#50ae93",
 labels: {
 style: {
 fontSize: '10px'},
 formatter: function() {var labelVal = this.value;var reallyVal = labelVal;var lvl = labelVal.length;if(lvl > 8 && lvl <=16){
 reallyVal = labelVal.substr(0,8)+"<br/>"+labelVal.substring(8,lvl);
 }else if(lvl > 16 && lvl <=24){
 reallyVal = labelVal.substr(0,8)+"<br/>"+labelVal.substr(8,8)+"<br/>"+labelVal.substring(16,lvl);
 }else if(lvl > 24){
 reallyVal = labelVal.substr(0,8)+"<br/>"+labelVal.substr(8,8)+"<br/>"+labelVal.substr(16,8)+"<br/>"+labelVal.substring(24,lvl);
 } return reallyVal;
 }
 },
 categories:['测试2016到2017学年度测试2016到2017学年度测试2016到2017学年度','测试2016到2017学年度测试2016到2017学年度测试2016到2017学年度','测试2016到2017学年度测试2016到2017学年度测试2016到2017学年度']
},