3. match方法, 全局忽略大小写匹配包含的字符 var str = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz'; var regexp = /[A-E]/gi; var matches_array = str.match(regexp); console.log(matches_array); // ['A', 'B', 'C', 'D', 'E', 'a', 'b', 'c', 'd', 'e'] 4. ...
String.prototype.match() 用于将正则表达式 regexp 与字符串匹配。 String.prototype.matchAll() 返回所有 regexp 的匹配项的迭代器。 String.prototype.normalize() 返回调用字符串值的 Unicode 规范化形式。 String.prototype.padEnd() 用给定字符串从末尾填充当前字符串并返回长度为 targetLength 的新字符串。 St...
当你想知道字符串中是否存在某个模式,并且还想知道它在字符串中的索引时,可以使用 search() 方法。 如果你只想知道某个模式是否存在,请使用 RegExp.prototype.test() 方法,它返回一个布尔值。 如果你需要获取匹配文本的内容,请使用 match() 或RegExp.prototype.exec()。示例...
Diamond is the modern favorite because it matches with many things in your closet. Diamond engagement ring provides an incredibly gorgeous shine that is not found in other metals. It provides that shiny look that will make your engagement ring look unique. The ring will also match well with ma...
The matchAll() method of the Cache interface returns a Promise that resolves to an array of all matching requests in the Cache object. Syntax cache.matchAll(request,{options}).then(function(response) { //do something with the response array }); Returns a Promise that resolves to an array...
JavaScript js letmql=window.matchMedia("(max-width: 600px)");document.querySelector(".mq-value").innerText=mql.matches; The JavaScript code passes the media query to match intomatchMedia()to compile it, then sets the'sinnerTextto the value of the results'matchesproperty, so that it indicate...
XPath uses a non-XML syntax to provide a flexible way of addressing (pointing to) different parts of anXMLdocument. It can also be used to test addressed nodes within a document to determine whether they match a pattern or not. EXSLT ...
在下例中,使用match查找 "Chapter" 紧跟着 1 个或多个数值字符,再紧跟着一个小数点和数值字符 0 次或多次。正则表达式包含i标志,因此大小写会被忽略。 var str = "For more information, see Chapter 3.4.5.1"; var re = /(chapter \d+(\.\d)*)/i; var found = str.match(re); console.log(fou...
Add early return to document picture-in-picture example to match docs (… May 8, 2024 drag-and-drop fix(html): Make script elements children of head or body elements (#268) Mar 23, 2024 edit-context Make EditContext demo match the MDN tutorial (remove useless `setInte… ...
css p::first-letter{color:red;font-size:150%;} Result Styling first letter in SVG text element In this example, we use the::first-letterpseudo-element to style the first letter of a SVG<text>element. Note:At time of writing this feature haslimited support. ...