id selector 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....
jQuery[attribute$=value]Selector ❮ jQuery Selectors Example Select all <a> elements with a href attribute that ends with ".org": $("a[href$='.org']") Try it Yourself » Definition and Usage The [attribute$=value] selector selects each element with a specific attribute, with a val...
Select all <input> elements with a name attribute that contains the word "nation": $("input[name*='nation']") Try it Yourself » Definition and UsageThe [attribute*=value] selector selects each element with a specific attribute, with a value containing a string.Syntax...
When the search for the span selector is restricted to the context ofthis, only spans within the clicked element will get the additional class. Internally, selector context is implemented with the.find()method, so$( "span", this )is equivalent to$( this ).find( "span" ). ...
Basically the inverse of the:disabledpseudo-selector, the:enabledpseudo-selector targets any elements thatdo nothave adisabledattribute: 1 $("form :enabled"); In order to get the best performance using:enabled, first select elements with a standard jQuery selector, then use.filter( ":enabled...
For complete list of selector's syntax, referhttps://www.w3.org/TR/css3-selectors/or refer below table: Pattern Meaning * any element E an element of type E E[foo] an E element with a "foo" attribute E[foo="bar"] an E element whose "foo" attribute value is exactly equal to "...
$("Element:last") 'HTML页面中某类元素的最后一个元素 $("Element:not(selector)") '去除所有与给定选择器匹配的元素,如:$("input:not(:checked)") 表示选择所有没有选中的复选框 $("Element:even") '获得偶数行 $("Element:odd“)'获得奇数行 ...
attribute: An attribute name. value: An attribute value. Can be either a valid identifier or a quoted string. This selector can be useful for identifying elements in pages produced by server-side frameworks that produce HTML with systematic element IDs. However it will be slower than using a...
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') ...
// Note: an element does not contain itself jQuery.contains = function( a, b ) { var adown = a.nodeType === 9 ? a.documentElement : a, bup = b && b.parentNode; return a === bup || !!( bup && bup.nodeType === 1 && ( // Support: IE 9 - 11+ // IE doesn't have ...