摘要:
数组中去除重复元素的算法:第一种:常用方式。Array.prototype.unique = function () { var r = new Array(); label:for(var i = 0, n = this.length; i < n; i++) { for(var x = 0, y = r.length; x < y; x++) { if(r[x] == this[i]) { continue label; } } r[r.length] = this[i]; } return r;}第二种:一行代码正则方式。Array.prototype.unique = fu 阅读全文