为Select追加一个Option(下拉项) 2. $("#select_id").prepend("<option value='0'>请选择</option>"); //为Select插入一个Option(第一个位置) 3. $("#select_id option:last").remove(); //删除Select中索引值最大Option(最后一个)
$("#test option:last").remove(); //删除Select中索引值最大Option(最后一个) $("#test option[index='0']").remove(); //删除Select中索引值为0的Option(第一个) $("#test option[value='3']").remove(); //删除Select中Value='3'的Option $("#test option[text='4']").remove(); //...
1.jQuery添加/删除Select的Option项: $("#select_id").append("<option value='Value'>Text</option>"); //为Select追加一个Option(下拉项) $("#select_id").prepend("<option value='0'>请选择</option>"); //为Select插入一个Option(第一个位置) $("#select_id option:last").remove(); //...
jQuery删除select中指定的option: $("#select_id option:last").remove(); //删除Select中最后一个option $("#select_id option[index='0']").remove(); //删除Select中第一个option $("#select_id option[value='a']").remove(); //删除Select中Value='a'的Option...
alert("该Item的Value值已经存在"); } else { var varItem = new Option(objItemText, objItemValue); objSelect.options.add(varItem); alert("成功加入"); } } // 3.从select选项中 删除一个Item function jsRemoveItemFromSelect(objSelect, objItemValue) { ...
ajaxForm 需要零个或一个参数。这唯一的一个参数可以是一个回调函数或者是一个可选参数对象。...$("#select_id").change(function(){//code...}); //为Select添加事件,当选择其中一项时触发 2. var checkText=$("#select_id...jQuery添加/删除Select的Option项: 1. ...
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...
"radioValue","rreturn","valHooks","optionSet","scrollHeight","nodeHook","boolHook","ruseDefault","getSetInput","removeAttr","nType","attrHooks","propName","attrNames","propFix","getter","setAttributeNode","createAttribute","coords","contenteditable","rfocusable","rclickable","...
By default, you cannot add a new item that was not supplied by autocomplete. In some cases, such as tagging, this is a reasonable thing to do. In such cases, set theaddoption totrue. Note that this implies the value and the label are the same. This option is suitable only when that...
$("#__dlgEditCustomer select > option[@text=" + custCountry + "]").attr("selected", "selected"); The expression reads like this: within an element named _dlgEditCustomer, find all OPTION element, child of a SELECT, where the text property equals the value of the specified variable. ...