js 颜色16进制转RGB方法

//颜色16进制转RGB方法String.prototype.colorRgb = function(){ ???var sColor = this.toLowerCase(); ???//十六进制颜色值的正则表达式 ???var reg = /^#([0-9a-fA-f]{3}|[0-9a-fA-f]{6})$/; ???// 如果是16进制颜色 ???if (sColor && reg.test(sColor)) { ???????if (sColor.length === 4) { ???????????var sColorNew = "#"; ???????????for (var i=1; i<4; i+=1) { ???????????????sColorNew += sColor.slice(i, i+1).concat(sColor.slice(i, i+1)); ???????????????} ???????????sColor = sColorNew; ???????} ???????//处理六位的颜色值 ???????var sColorChange = []; ???????for (var i=1; i<7; i+=2) { ???????????sColorChange.push(parseInt("0x"+sColor.slice(i, i+2))); ???????????} ???????return "[" + sColorChange.join(",") + ",0.6]"; ???} ???return sColor;};