z 针对一些浏览器不支持 RGB 这属性, 为了实现一功能. 则需要我们自己封装函数了!!!
- function randomColor(){var r = Math.floor(Math.random()*256);
- var g = Math.floor(Math.random()*256);
- var b = Math.floor(Math.random()*256);
- return "rgb("+r+","+g+","+b+")";
- };
十六进制颜色函数:
- function randomColor16(){
- var r = Math.random(255).toString(16);
- var g = Math.random(255).toString(16);
- var b = Math.random(255).toString(16);
- //255 数字转化为 16 进制
- if(r.length<2) r = "0"+r;
- if(g.length<2) g = "0"+g;
- if(b.length<2) b = "0"+b;
- return "#" + r + g + b;
- }
来源: https://www.cnblogs.com/duxingdexin/p/8973675.html