Remove duplicates from Array移除数组重复元素
2010-03-24 12:08
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Array.prototype.unique=function(){ varr=newArray(); o:for(vari=0,n=this.length;i<n;i++) { for(varx=0,y=r.length;x<y;x++) { if(r[x]==this[i]) { continueo; } } r[r.length]=this[i]; } returnr; }
vararr=[1,2,2,3,3,4,5,6,2,3,7,8,5,9]; varunique=arr.unique(); alert(unique);
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