飞龙博客

//全选反选飞龙jQuery解决方案
$(function(){
 
//反选方案
function fl_checkbox(formid,submitclassname){
$('#'+formid+' .checkrevert').click(function(){
$('#'+formid+' input[type=checkbox]').each(function(i){//1
if(this.checked){
$(this).removeAttr('checked');//alert('checked');
//$(this).prop("checked", false);for jQuery 1.6+
}else{
$(this).attr('checked', 'checked');//alert('no')
//$(this).prop("checked", true);//for jQuery 1.6+
}
});
});//1
 
//全选方案
$('#'+formid+' .checkall').click(function(){
$('#'+formid+' input[type=checkbox]').attr('checked', 'checked');
});//1
 
//某表单提交
$('.'+submitclassname).click(function(){
var checkedlength=$('#'+formid+' input[type=checkbox]:checked').length;//alert(checkedlength);
if(checkedlength){return true;
//$('#'+formid).submit(function(){return true;});	
}else{alert('至少选一项');return false;// so it won't submit		
} 
});//1
 
 
}///function over
 
//applications
fl_checkbox('goodorder','ordersubmit');
fl_checkbox('catbuy','buysubmit');
 
 
 
});//0
 
 
 
 
/**以下只是参考资料**/
//var checked=$('input[name=foo]').attr('checked');alert(checked);
//var checked=$("#list input[type='checkbox']:checked"); //alert(checked.length);
//var checked=$('#list input:checkbox:checked');alert(checked.length);
//var ischecked=$(this).is(':checked'); //alert(ischecked);
var firstchecked=$('#list input:checkbox:checked').first();alert(firstchecked.val());
var checked=$("#list input:checked[name='jiluids[]']");alert(checked.length);
 
//http://feilong.org/check-uncheck-juery-solution
 
//var nochecked=$("input[type='checkbox']").not(':checked');alert(nochecked.length);
//var disabled=$("input[disabled='disabled']");//alert(haschecked.length);
 
var checked=$(this).attr('checked');
if(checked){
alert(checked);$('input[name=foo]').attr('checked', true);
}else{
alert(checked);	$('input[name=foo]').attr('checked', false);
//$('input[name=foo]').removeAttr('checked')
if($('input[name=' + newData + ']').is(":checked")){}
}//feilong.org
 
//$('#inboxx input').attr('checked', true);
//$('#inboxx input[type=checkbox]').attr('checked', true);
 
//$('input[name=bar]').attr('checked', 'checked'); // for check
//$('input[name=bar]').removeAttr('checked'); // for uncheck
 
//var checked=$('#list input:checkbox:checked');alert(checked.length);
 
$('input:checked');
//http://widowmaker.kiev.ua/checkbox/
//http://stackoverflow.com/questions/426258/how-do-i-check-a-checkbox-with-jquery-or-javascript
//http://api.jquery.com/checked-selector/
//http://api.jquery.com/prop/#prop1
//$('#inboxx input').attr('checked', true);
//$('#inboxx input[type=checkbox]').attr('checked', true);
 
//$('input[name=bar]').attr('checked', 'checked'); // for check
//$('input[name=bar]').removeAttr('checked'); // for uncheck
 
//var checked=$('#list input:checkbox:checked');alert(checked.length);
 
$('input:checked');
 
 
//$("#list").submit(function(){return false;});// so it won't submit
 
$(".myCheckbox").prop("checked", true);
$(".myCheckbox").prop("checked", false);