JS删除数组指定对象或者指定下标 删除数组重复值
将一下代码放在全局js文件中:
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/***删除数组指定下标或指定对象*/Array.prototype.remove=function(obj){for(var i =0;i <this.length;i++){var temp = this[i];if(!isNaN(obj)){temp=i;}if(temp == obj){for(var j = i;j <this.length;j++){this[j]=this[j+1];}this.length = this.length-1;}}}??
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使用方法:
01.var arr =new Array(); 02.arr[0]="dddddd"; 03.arr[1]="dxxxxxxx"; 04.arr[2]="vvvvvvv"; 05.arr[3]="dbbbbb"; 06. 07.var str ="vvvvvvv"; 08. 09.arr.remove(3);//删除下标为3的对象 10.arr.remove(str);//删除对象值为“vvvvvvv”
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