JS Learning Note To delete duplicate elements in an array from the reserved one

Source: Internet
Author: User

Iterate through the array to be deleted arr, putting elements into another array, TMP, allowing the element to be placed in TMP if it is judged not to exist in ARR
<script type="Text/javascript">varStudent = ['Qiang','Ming','Tao','Li','Liang',' You','Qiang','Tao'];function Unique (arr) {//traverse arr to place elements into the TMP array (not present)varTMP =NewArray (); for(varIincharr) {//The element does not exist inside TMP to allow appendif(Tmp.indexof (Arr[i]) ==-1) {Tmp.push (arr[i]);}}returntmp;} </script>

JS Learning Note To delete duplicate elements in an array from the reserved one

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