jQuery select operation implementation code_jquery

//Events when changing

Copy code The code is as follows:

$("#testSelect").change(function(){ //Event occurred
jQuery('option:selected', this).each(function(){ //Print out multiple selected values
alert(this.value);
});
});

//Print the selected item

Copy code The code is as follows:

Method 1: $("select#Clubs").children("[@selected]" ).each(function(){
alert(this.text);
});
Method 2: $("#selBags").val(); //This is faster, but Single selection only

//Get the selection value of the drop-down menu

Copy code The code is as follows:

$(#testSelect option:selected').text();
or $("#testSelect").find('option:selected ' ).text();

//Remove
removeOption(index/value/regex[, selectedOnly])

Copy code The code is as follows:

$('select#Clubs option:selected').remove();

//Make an option selected

Copy the code The code is as follows:

var select = $(tdsEdit[0]).find("select"); //Get select
$(select).children().each(function(){
if ( $(this).text()=="option you want")

//jQuery method

Copy code The code is as follows:

$(this).attr("selected","true"); //Or selected
//javascript method
this.selected = true;
});

Reference
http://www.texotela.co .uk/code/jquery/select/
http://blog.jeremymartin.name/2008/02/easy-multi-select-transfer-with-jquery. html