$("input[type=radio]").attr("checked",'2');//设置value=2的项目为当前选中项 /*下拉框select*/ $("#select_id").attr("value",'test');//设置value=test的项目为当前选中项 $("testtest2").appendTo("#select_id")//添加下拉框的option $("#select_id").
单选组 radio: $("input[type=radio]").attr("checked",'2');//设置value=2的项目为当前选中项 下拉框 select: $("#sel").attr("value",'-sel3');//设置value=-sel3的项目为当前选中项 $("<option value='1'>1111</option><option value='2'>2222</option>").appendTo("#sel")//添加...
从上面的调试信息中可以看到$foo是一个长度为1的集合,集合中下标为0的元素就是1个DOM元素(0:p#foo),上DOM示例中的foo对象完全一样;可以看出$foo是对DOM元素foo的封装,使用功能更加强大,从隐式原型__proto__中的内容就可以看到,中间提供了大量的方法,事件与属性,简化操作。 2.3、DOM转换成jQuery对象 要使用jQ...
//css2/3中提供的选择器//获取除了submit按钮之外的其他的input标签var$inNodes = $('input:not([type="submit"])');console.log($inNodes);console.log("---灵魂分割线---");var$btns3 = $('button:nth-of-type(2n+1)');console.log($btns3);//jQuery中提供的常用选择器console.log($('butto...
1<body>2<input type="button"value="点击修改小苹果"id="btnChangeOne"/>3<input type="button"value="点击修改所有标签"id="btnChangeAll"/>4<ul id="ulList">5<liclass="fruit"> 小苹果</li>6<liclass="fruit"> 大香蕉</li>7<li > 小南瓜</li>8<liclass="fruit"> 大西瓜</li>9<li>10...
jqGrid提供了大量的选项设置,开发者可以通过设置选项对应值来控制jqGrid,比如表格的宽度、高度、数据类型以及列名称等等都是通过选项设置来完成的。jqGrid的选项一般是名称:值(name:value)的形式,也可以是对象(object)及数组(array)的形式配置。 jqGrid选项(Option) ...
Manipulation > DOM Insertion, Inside .appendTo() Insert every element in the set of matched elements to the end of the target.Attributes | Manipulation > General Attributes .attr() Get the value of an attribute for the first element in the set of matched elements or set one or more ...
Function: The third variation, a callback, provides the most flexibility and can be used to connect any data source to Autocomplete, including JSONP. The callback gets two arguments: A request object, with a single term property, which refers to the value currently in the text input. For...
By using a function to set properties, you can compute the value based on other properties of the element. For example, to toggle all checkboxes based off their individual values: 1 2 3 $("input[type='checkbox']").prop("checked",function(i, val){ ...
If false, items from this sortable can't be dropped on an empty connect sortable (see the connectWith option. Code examples: Initialize the sortable with the dropOnEmpty option specified: 1 2 3 $( ".selector" ).sortable({ dropOnEmpty: false }); Get or set the dropOnEmpty option, ...