function getRandomColor(){
return "#"+("00000"+((Math.random()*16777215+0.5)>>0).toString(16)).slice(-6);
}说明：
1、16777215为16进制的颜色ffffff转成10进制的数字
2、>>数字取整
3、转成16进制不足6位的以0来补充
↧
js获取随机颜色
↧
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