javascript数组去重算法-----1

时间：2023-03-09 00:00:54
javascript数组去重算法-----1 
 <!DOCTYPE html>

 <html lang="en">

 <head>

     <meta charset="UTF-8">

     <title>javascript数组去重算法-----1</title>

 </head>

 <body>

     <script>

     var arr = [1,1,2,2,3,2,2,3,3,1,1,4,4,5,6];

     function unique(array){

         var n = [];

         for (var i = 0; i < array.length; i++) {

             if (n.indexOf(array[i])==-1) {

                 n.push(array[i])

             }

         }

         return n

     }

 var cc    =unique(arr);

 console.log(cc)

 //利用indexOf()

     </script>

 </body>

 </html>

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