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=...
CSS Attribute Selectors The attribute selector selects HTML elements with a given attribute set. SelectorExampleExample description [attribute][lang]Selects all elements with a lang attribute [attribute=value][lang="it"]Selects all elements with lang="it" ...
The CSS attribute selector is used when we want to style multiple HTML elements that have the same attribute or attribute values. It is a very convenient way to style multiple-element by grouping them on a basis of similar attributes. The attribute selector selects all the elements that ...
CSS选择符总结(Selectors) 一.通配选择符(Universal Selector): 语法:* 说明:1.*表示通配符,表示所有的 2.格式:*{样式列表} 3.用于整个页面或网站字体、边距、背景等 例子:除了规定div标签内包含的元素使用div大括号内指定的样式,其它的都使用*大括号内指定的样式。 1<!DOCTYPE html>2<htmlxmlns="http://ww...
CSS [attribute~="value"] Selector The[attribute~="value"]selector is used to select elements with an attribute value containing a specified word. The following example selects all elements with a title attribute that contains a space-separated list of words, one of which is "flower": ...
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 » ...
不管是类选择符还是ID选择符,我们选择的其实都是属性的值。在其他标记语言中,这样编写的类选择符和ID选择符可能无法使用(class 和 ID 属性或许根本不存在)。为了解决这个问题,CSS2 引入了属性选择符(attribute selector),根据属性及其值,选择元素。 属性选择符大致可以分为四类:简单属性选择符、精准属性选择符、部...
语法::not(selector); 5、伪元素选择器 5.1、::first-letter 获取匹配元素的第一个字母(字符) 5.2、::first-line 获取匹配元素的首行 5.3、::selection 匹配用户选取的部分 注意:W3C规定所有的伪类选择器全部使用一个冒号,在CSS3中,所有的伪元素选择器,全部使用两个冒号。
这里着重说一下群组选择器(selector1,selector2,…,selectorN),是将有相同样式的元素分组在一起,每个选择器之间用逗号隔开,表示规则中包含多个不同的选择器,省去逗号的话就变成了后代选择器。 三、层次选择器语法 1.后代选择器(E F)也称包含选择器,作用是选择元素E的所有后代元素F,F不管是E的子元素,孙辈元...
Selector Example Example description .class .intro Selects all elements with class="intro" .class1.class2 .name1.name2 Selects all elements with both name1 and name2 set within its class attribute .class1 .class2 .name1 .name2 Selects all elements with name2 that is a descendant of ...