jquery는 선택 목록을 양방향 선택 샘플 code_jquery로 만듭니다.-JS 튜토리얼-php.cn

jquery는 선택 목록을 양방향 선택 샘플 code_jquery로 만듭니다.

WBOY

풀어 주다： 2016-05-16 16:37:54

원래의

1054명이 탐색했습니다.

jquery에서 만든 선택 목록에는 양방향 선택이 있습니다. 확실히 필요한 친구가 배울 수 있습니다.

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN"> 
<HTML> 
<HEAD> 
<TITLE> New Document </TITLE> 
<META NAME="Generator" CONTENT="EditPlus"> 
<META NAME="Author" CONTENT=""> 
<META NAME="Keywords" CONTENT=""> 
<META NAME="Description" CONTENT=""> 
<script type="text/javascript" src="http://code.jquery.com/jquery-1.4.2.min.js"></script> 

<style> 
.sel{width:150px;height:200px;} 
.btn{width:50px;font-weight:bold;font-size:14px; } 
</style> 
</HEAD> 

<BODY> 
<table> 
<tr> 
<td> 
<select multiple class="sel" id="sel_left"> 
<option value="a">aaaaaaaaaaa</option> 
<option value="b">bbbbbbbbbbb</option> 
<option value="c">ccccccccccc</option> 
<option value="d">ddddddddddd</option> 
<option value="e">eeeeeeeeeee</option> 
</select> 
</td> 
<td> 
<p><button class="btn" id="btn_1">>> </button></p> 
<p><button class="btn" id="btn_2">></button></p> 
<p><button class="btn" id="btn_3"><</button></p> 
<p><button class="btn" id="btn_4"><<</button></p> 

</td> 
<td> 
<select multiple class="sel" id="sel_right"> 
<option value="f">fffffffffff</option> 
</select> 
</td> 
</tr> 
</table> 
</BODY> 
<script> 
$(function(){ 
$("#sel_left,#sel_right").bind("change",checkBtn); 
$("#btn_1,#btn_2,#btn_3,#btn_4").bind("click",clickBtn); 
checkBtn(); 
}); 

function checkBtn(){ 
jQuery("#sel_left>option").length > 0 &#63; jQuery("#btn_1").removeAttr("disabled") : jQuery("#btn_1").attr("disabled","disabled"); 
jQuery("#sel_left option:selected").length > 0 &#63; jQuery("#btn_2").removeAttr("disabled") : jQuery("#btn_2").attr("disabled","disabled"); 
jQuery("#sel_right option:selected").length > 0 &#63; jQuery("#btn_3").removeAttr("disabled") : jQuery("#btn_3").attr("disabled","disabled"); 
jQuery("#sel_right>option").length > 0 &#63; jQuery("#btn_4").removeAttr("disabled") : jQuery("#btn_4").attr("disabled","disabled"); 
} 

function clickBtn(e){ 
if("btn_1" == e.target.id){ 
jQuery("#sel_left>option").appendTo("#sel_right"); 
}else if("btn_2" == e.target.id){ 
jQuery("#sel_left option:selected").appendTo("#sel_right"); 
}else if("btn_3" == e.target.id){ 
jQuery("#sel_right option:selected").appendTo("#sel_left"); 
}else if("btn_4" == e.target.id){ 
jQuery("#sel_right>option").appendTo("#sel_left"); 
} 
checkBtn(); 
} 
</script> 
</HTML>

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