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进度条效果（实际有动态效果）html<div class="progress-bar"> <div class="progress-bg"></div></div>css.progress-bar{ width: 100%; height: 30px; overflow: hidden; box-sizing: border-box; border-radius: 24px; background-color: rg

1、将rgba颜色值转换为十六进制(rgb转十六进制同理)RGBToHex(rgba){ let str = rgba.slice(5,rgba.length - 1), arry = str.split(','), opa = Number(arry[3].trim())*100, strHex = "#", r = Number(arry[0].trim()), g =...