linkSelecting Elements by ID 1 $("#myId");// Note IDs must be unique per page. linkSelecting Elements by Class Name 1 $(".myClass"); linkSelecting Elements by Attribute 1 $("input[name='first_name']"); linkSelecting Elements by Compound CSS Selector ...
:has(selector) :获取内容包含指定选择器的元素 :parent :获取内容不为空的元素(特殊) 5、可见性选择器 :hidden:获取所有隐藏元素 :visible:获取所有可见元素 6、属性选择器 attribute:获取具有指定属性的元素 attribute=value:获取属性值等于 value 的元素 attribute!=value :获取属性值不等于 value 的元素 attribu...
说明: element的英文翻译过来是”元素”,所以element其实就是html已经定义的标签元素,例如div, input, a等等.3、class用法: $(".myClass") 返回值 集合元素 说明: 这个标签是直接选择html代码中class="myClass"的元素或元素组(因为在同一html页面中 class是可以存在多个同样值的)4、*用法: $("*") 返回值 ...
7. [selector1][selector2][selectorN]用法 定义:复合属性选择器,需要同时满足多个条件时使用。 返回值:Array<Element> 参数:selector1 (Selector):属性选择器 selector2 (Selector):另一个属性选择器,用以进一步缩小范围 selectorN (Selector):任意多个属性选择器 实例:将ID为"div_g1"的DIV中有id属性且...
Description:Selects all elements with the given tag name. version added:1.0jQuery( "element" ) element:An element to search for. Refers to the tagName of DOM nodes. JavaScript'sgetElementsByTagName()function is called to return the appropriate elements when this expression is used. ...
Description:Selects a single element with the given id attribute. version added:1.0jQuery( "#id" ) id:An ID to search for, specified via the id attribute of an element. For id selectors, jQuery uses the JavaScript functiondocument.getElementById(), which is extremely efficient. When another...
①. document.getElementById('p1') ②. document.getElementsByName('uname')(表单元素) ③. document.getElementsByTagName('div') ④. document.getElementsByClassName('btn') ⑤. document.querySelector('选择器') ⑥. document.querySelectorAll('选择器') ...
Element:元素对象 Attribute:属性对象 Text:文本对象 Comment:注释对象 获取Element对象HTML 中的 Element 对象可以通过 Document 对象获取,而 Document 对象是通过 window 对象获取。 1.Document 对象中提供了以下获取 Element 元素对象的函数 getElementById():根据id属性值获取,返回单个Element对象 getElementsByTagName(...
The [attribute$=value] selector selects each element with a specific attribute, with a value ending in a specific string.Syntax$("[attribute$='value']")ParameterDescription attribute Required. Specifies the attribute to find value Required. Specifies the string the value should end with...
The <select> and its options can be disabled by adding a disabled attribute. Note: Support for accesskey on custom elements is extremely limited in browsers. As such, if there is an accesskey attribute on the <select> element, it will not work with the custom selectmenu. If there is an...