ID 选择器(ID Selector):通过元素的唯一标识符(ID)选择 HTML 元素。 ID 选择器以#开头,后面跟着 ID 名称。 如下代码,#runoob选择器将选择具有 ID 为"runoob"的元素。 #runoob {width:200px;} 属性选择器(Attribute Selector):通过元素的属性选择 HTML 元素。属性选择器可以根据属性名和属性值进行选择。 如下...
https://developer.mozilla.org/en-US/docs/Web/CSS/Reference#Selectors 在css3规范中,定义了以下几种类型的selector: Basic selector type selector: elementname class selector: .classname ID selector: #idName universal selector: * ns|* *|* attribute selector [attr=value] Combinators adjacent sib...
基本的选择器规则(Selector) 类型(Type)选择器 类(Class)选择器 ID 选择器 参数(Attribute)选择器 通配符 组合选择器(Combinator) 子选择器和后代选择器 兄弟选择器和相邻兄弟选择器 选择器列表 伪类(Pseudo-Classes) 链接和按钮相关 表单输入相关 DOM 子节点相关 DOM 相关的其他伪类 其他 伪元素(Pseudo-elements...
For example, we have single selector and multi selector: <divclass="form-group"><labelfor="standard-select">Standard Select</label><divclass="form-field select"><selectid="standard-select"name="standard-select"><optionvalue="Option 1">Option 1</option><optionvalue="Option 2">Option 2</...
CSS [attribute|="value"] Selector The[attribute|="value"]selector is used to select elements with the specified attribute, whose value can be exactly the specified value, or the specified value followed by a hyphen (-). Note:The value has to be a whole word, either alone, like class=...
Note:The value has to be a whole word, either alone, like class="top", or followed by a hyphen( - ), like class="top-text"! Example [class|="top"]{ background:yellow; } Try it yourself » CSS [attribute^="value"] Selector ...
Selector [attribute] 4.0 7.0 2.0 3.1 9.6Note: For [attribute] to work in IE8 and earlier, a <!DOCTYPE> must be declared.CSS Syntax[attribute] { css declarations;} Demo Related PagesCSS tutorial: CSS Attribute Selectors« Previous CSS Selectors Reference Next » ...
The CSS[attribute~=value]selector is used to select elements with an attribute value containing a specific word. The example above will match elements with title="flower", title="summer flower", and title="flower new", but not title="my-flower" or title="flowers". ...
import{ast,render}from'css-selector-parser';constselector=ast.selector({rules:[ast.rule({items:[ast.tagName({name:'a'}),ast.attribute({name:'href',operator:'^=',value:ast.string({value:'/'})})]}),ast.rule({items:[ast.className({name:'container'}),ast.pseudoClass({name:'has'...
使用[attribute*=value] 来选择具有指定属性,并且该属性的值中包含特定部分值的元素。 使用[attribute^=value] 来选择具有指定属性,并且该属性的值以给定值开头的元素。 使用[attribute$=value] 来选择具有指定属性,并且该属性的值以给定值结尾的元素。