Home Web Front-end JS Tutorial javascript自定义in_array()函数实现方法_javascript技巧

javascript自定义in_array()函数实现方法_javascript技巧

May 16, 2016 pm 03:47 PM
javascript customize

本文实例讲述了javascript自定义in_array()函数实现方法。分享给大家供大家参考。具体如下:

function in_array( what, where ){
  var a=false;
  for(var i=0;i<where.length;i++){
   if(what == where[i]){
   a=true;
  break;
   }
  }
  return a;
}
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希望本文所述对大家的javascript程序设计有所帮助。

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