$("#companyId option:contains(" + obj+ "):gt(0)").remove(); } } }, }); }; /* 根据单位名称自动填充合同名称 */ function getContract(r){ var name=$("#companyId").find("option:selected").val(); $("#contractId").empty(); fo
整体流程下面是实现 "jQuery option 清除选中" 的整体步骤:```mermaidgraph LRA(开始) --> B(选择select元素)B --> C(获取所有option元素)C --> D(遍历option元素)D --> E(检查是否选中)E --> F(清除选中状态)F --> G(结 jQuery javascript 代码实现 jQuery select 清除选中 在处理表单时,特别是...
1. jQuery("#select_id").append("<option value='Value'>Text</option>"); //为Select追加一个Option(下拉项) 2. jQuery("#select_id").prepend("<option value='0'>请选择</option>"); //为Select插入一个Option(第一个位置) 3. jQuery("#select_id option:last").remove(); //删除Select中...
remove();//清空select列表数据 var state = 1; $.ajax({ type : "POST", url : "<%=basePath%>/getItemDepartList.do", dataType : "JSON", data : {}, success : function(msg) { $("#selectSM").prepend("<option value='0'>请选择</option>");//添加第一个option值 for (var i =...
</select> 1. 2. 3. 4. 5. 6. 7. 8. jQuery对select的取值 //获取第一个option的值 $('#sel option:first').val(); //最后一个option的值 $('#sel option:last').val(); //获取第二个option的值 $('#sel option:eq(1)').val(); ...
下拉菜单 Select 的 Option 项: //为Select追加一个Option(下拉项...("#select_id").prepend("请选择"); //删除Select中索引值最大Option(最后一个) jQuery("#select_id...option:last").remove(); //删除Select中索引值为0的Option(第一个) jQuery("#select_id option[index='0']").remove(....
with jQuery</title> </head> <body> <select id='myColor'> <option value="Red">Red</option> <option value="Blue">Blue</option> <option value="Green">Green</option> </select> <input type="button" value="Click to Remove all Options" onclick="Remove_options()"/> </body> </html...
linkRemovedselectmethod; useactiveoption (#7156) Theselectevent has been removed in favor of theactiveoption. Seethe 1.9 deprecation noticefor full details. linkRemovedaddandremovemethods; userefresh (#7158) Theaddandremovemethods have been removed in favor ofrefresh. Seethe 1.9 deprecation noticefor...
it disappears from that list. If you set thestrikethroughoption totrue, any options removed arestruck throughinstead. The user can click theremovelink again to change their mind. Deleted options still are not returned by thegetcommand, unless theremovedoption is passed to thegetcommand as describ...
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