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JS method to delete duplicate characters in string_javascript skills

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2016-05-16 16:56:251170browse
Copy code The code is as follows:





<script> <br>$(document).ready(function(){ <br>$("button").click(function(){ <br>var str=$("#org").val (); <br>var arr=str.split(""); <br>for(var i=0;arr.length-1>i;i ){ <br>for(var j=i 1;j&lt ;arr.length;j ){ <br>if(arr[j]==arr[i]){ <br>alert(arr.length); <br>arr.splice(j,1); //Delete After that, the array length is reduced accordingly <br>j--; <br>} <br>} <br>} <br>alert(arr.toString()); <br>//$("#dl") .val(arr.toString());//The generated strings are separated by commas <br><br>$("#dl").val(arr.join(""));//The generated characters String without delimiter<br><br>$("#dl").val(arr.join("-"));//join method can specify the delimiter of the generated string<br>$("# dl").attr({"style":""}); <br>}) <br>}); <br></script>







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