关于javascript:001

  initChartTree(){this.chartTree = this.$echarts.init(document.getElementById('chart-tree'))let option = {}   // option外面的配置间接复制echarts树状图外面的即可this.chartTree.setOption(option)var temp = this.charrtTreevar container = document.getElementById('chart-tree')this.chartTree.on('click',function(params) {  if (params.componentType === 'series') {    if (!params.value) {      var elesArr = Array.from(new Set(temp._chartsVIews[0]._data._graphicEls));      var height = 300;      var currentHeight = 10 * (elesArr.length - 1) || 10;      var newHeight = Math.max(currentHeight, height);      cotainer.style.height = newHeight + 'px';      temp.resize()    }  }}}，mounted() {  this.initChartTree();}