log(this.value); }); In the above example, we have defined the 2 select options. The event handler can be bound to the select box. When the user selects an option, jQuery will detect that change and the change function is fired. After an event is fired, it will return the ...
$("#city").append("<option value=''>"+name); }); }); }); }) 复制代码 jsp: <body> 省份: <select name="province" id="province"> <option value="">-请选择 - <option value="1">湖北 <option value="2">广东<option value="3">山东 <option value="4">河南 </select> 城市: <...
获取:var grid = $('.selector').draggable('option', 'grid'); 设置:$('.selector').draggable('option', 'grid', [50, 20]); handle : Element, Selector : false 限制只能在拖拽元素内的指定元素开始拖拽。 初始:$('.selector').draggable({ handle: 'h2' }); 获取:var handle = $('.se...
Method to getSelected Valuefrom a select box: HTML <select id="singleSelectValueDDJS" class="form-control" onchange="singleSelectChangeValue()"> <option value="0">Select Value 0</option> <option value="8">Option value 8</option> <option value="5">Option value 5</option> <option value...
1.jQuery.get() $(selector).get(url,data,success(response,status,xhr),dataType) 2.简单的 GET 请求功能以取代复杂 $.ajax 。请求成功时可调用回调函数。如果需要在出错时执行函数,请使用 $.ajax。 例子: $.get( "product?type=111",{ id: '123', ...
1.jQuery.get() $(selector).get(url,data,success(response,status,xhr),dataType) 简单的 GET 请求功能以取代复杂 $.ajax 。请求成功时可调用回调函数。如果需要在出错时执行函数,请使用 $.ajax。 例子: $.get( "product?type=111",{ id:'123', ...
注释:jQuery 1.2 版本之前,getScript 只能调用同域 JS 文件。1.2中,您可以跨域调用 JavaScript 文件。注意:Safari 2 或更早的版本不能在全局作用域中同步执行脚本。如果通过 getScript 加入脚本,请加入延时函数。 其实没什么用... 例子1 加载并执行 test.js: $.getScript...
Select elements typically have two values that you want to access. First there's the value to be sent to the server, which is easy: 1 2 $("#myselect").val(); // => 1 The second is the text value of the select. For example, using the following select box: ...
h3>Select your favorite sports:</h3><label><inputtype="checkbox"value="football"name="sport">Football</label><label><inputtype="checkbox"value="baseball"name="sport">Baseball</label><label><inputtype="checkbox"value="cricket"name="sport">Cricket</label><label><inputtype="checkbox...
The.get()method grants access to the DOM nodes underlying each jQuery object. If the value ofindexis out of bounds — less than the negative number of elements or equal to or greater than the number of elements — it returnsundefined. Consider a simple unordered list: ...