jquery Implementation Select Automatically selects default values

 // // the Select target Auto Select value extension  plugin // author:hotboy// --------------------------------------------------------------------- ----- //  (function  ($)  {     $.extend ($.fn, {                   //          AutoSelect: function  (Options)  {              // default options of plugin              var defaults = {                  atr:   "Val",                  filter:  "SELECT"              }              // deep copy $.extend (ISDEEPCOPY,DEFAULT_SRC, Ext1,ext2,ext3,ext4,......);              var new_options =  $.extend (true, defaults, options);                                        var  $this  = $ (this);               $this. Each (function  ()  {                  var  $t  = $ (This);                &nbsP; // alert ($t. Prop ("TagName". toLocaleUpperCase ()));                  if  (New_options.filter.toLocaleUpperCase ()  !=   $t. Prop ("TagName")  {                       $t. Val ($t. attr (DEFAULTS.ATR));                  }              })          }      });  }) (JQuery);

Front-end invocation mode

Js function

$ (function () {

$ ("tag Selector"). AutoSelect ({ATR: "Checked value Attribute", Filter: "Filters the label type, does not execute bindings,"});

});

==========================================================================================

Example:

Select Label

<select val= "0" >

<option value= "-1" >--Select Gender--</option>

<option value= "0" > Men </option>

<option value= "1" > Women </option>

</Select>

$ (function () {

$ ("Select[val]"). AutoSelect ();

});

===========================================================================================

Here is just a very simple jquery extension demo, hope can help you ~

jquery Implementation Select Automatically selects default values