JS随机颜色生成代码
function randomColor() {
var red = Math.floor(Math.random() * 256);
var green = Math.floor(Math.random() * 256);
var blue = Math.floor(Math.random() * 256);
var hexColor = "#" + (red < 16 ? "0" : "") + red.toString(16) +
(green < 16 ? "0" : "") + green.toString(16) +
(blue < 16 ? "0" : "") + blue.toString(16);
return hexColor;
}