JQuery:已知一组checkbox的ID/Class/Name,怎么选中它们? - V2EX
xinzhi

JQuery:已知一组checkbox的ID/Class/Name,怎么选中它们?

  •  
  •   xinzhi Feb 28, 2011 6677 views
    This topic created in 5557 days ago, the information mentioned may be changed or developed.
    $(document).ready(function() {
    var argss=[1,2,3,4,5,6,n];
    $.each(argss,function(i,n){
    var o="input:checkbox[value="+n+"]";
    $(o).attr("checked",true);
    });
    });

    //上面一段是已知Value的,有用。但现在只能定制ID/Class/Name。
    11 replies    1970-01-01 08:00:00 +08:00
    chone
        2
    chone  
       Feb 28, 2011
    chone
        3
    chone  
       Feb 28, 2011
    @Livid v2ex是不是可以支持嵌入jsfiddle的链接

    http://jsfiddle.net
    http://jsfiddle.net/ngqfZ/embedded/
    xinzhi
        4
    xinzhi  
    OP
       Feb 28, 2011
    @chone 是WordPress后台用户管理页面,要选中多个username,这样用username可以构造的ID或者class,但都是不同的。表单的话name不能改了,这点我糊涂了。

    所以不会有相同的class。我看V2EX里面block的相关代码就很像,但还没能改出适用的代码来。
    chone
        5
    chone  
       Feb 28, 2011
    @xinzhi input:checkbox 中还要根据 id/class 过滤掉一些才是最终要选定的,是这个意思么?最好吧html大概贴一个吧。
    xinzhi
        6
    xinzhi  
    OP
       Feb 28, 2011
    是的。HTML如下:
    <input type="checkbox" value="1" class="admin" id="user_1" name="users[]">
    <input type="checkbox" value="2" class="author" id="user_2" name="users[]">
    <input type="checkbox" value="3" class="guest" id="user_3" name="users[]">
    xinzhi
        7
    xinzhi  
    OP
       Feb 28, 2011
    以上例子中,3选2.
    chone
        8
    chone  
       Feb 28, 2011
    @xinzhi 是要全选? $('input:checkbox')
    还是只选一个? $('input.author:checkbox') or $('input#id:checkbox') ?
    xinzhi
        9
    xinzhi  
    OP
       Feb 28, 2011
    @chone checkbox后面是username,username对应userid,现在知道username,比如userID是1对应username是xinzhi,另一个username是zhixin,列表中还有很多其他人,我想根据username选择,不是全选。是$('input#id:checkbox') ,但ID有很多很多,10个选3个,1000个选80个这样的。
    xinzhi
        10
    xinzhi  
    OP
       Feb 28, 2011
    好吧,我可能晕了。原来如此简单!

    $("<?php echo $UserIDs; ?>").attr("checked",true);
    chone
        11
    chone  
       Feb 28, 2011
    @xinzhi 呵呵,解决了就好
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