Implemented in JavaScript 1.1 ECMAScript 5.1 (ECMA-262) String.prototype.splitStandard ECMAScript 2015 (6th Edition, ECMA-262) String.prototype.splitStandard 浏览器兼容性 Desktop Mobile FeatureChromeFirefox (Gecko)Internet ExplorerOperaSafari Basic support(Yes)(Yes)(Yes)(Yes)(Yes) ...
今天我看了NN4的源码链接,确认确实JS的split是从Perl抄的,而且JS1.2特意补上了一开始Brendan没有来得及抄全的行为,比如支持正则,比如 split(' ') 的特殊行为:trim头尾,然后split(/\s+/)。所以我相信Netscape工程师当时的计划肯定是照抄Perl的。而且我发现MDN当年的文档 New in JavaScript 1.2中对split的变更是...
JavaScript built-in: Symbol: split Global usage 95.03% + 0% = 95.03% IE ❌ 6 - 10: Not supported ❌ 11: Not supported Edge ❌ 12 - 18: Not supported ✅ 79 - 135: Supported ✅ 136: Supported Firefox ❌ 2 - 48: Not supported ✅ 49 - 137: Supported ✅ 138: ...
JavaScript built-in: String: split Global usage 95.87% + 0% = 95.87% IE ✅ 6 - 10: Supported ✅ 11: Supported Edge ✅ 12 - 135: Supported ✅ 136: Supported Firefox ✅ 2 - 137: Supported ✅ 138: Supported ✅ 139 - 141: Supported Chrome ✅ 4 - 135: Supported ✅ ...
In this example, a text node will be split into two text nodes and a inserted between them. foobar var p = document.getElementById('p'); var textnode = p.firstChild; // split between foo and bar var replacementNode = textnode.splitText(3); // creating a span with ' ...
https://caniuse.com/mdn-javascript_builtins_regexp_--split These are all interrelated concepts with different support histories, but none of them explicitly mention splitting with groupings as a separate caveat. In fact, even the aforementioned MDN page has removed the aforementioned statement abou...
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There are different ways to test JavaScript code. Some testing frameworks simulate browser environments in Node.js, while others run tests in real browsers. In this context, [jsdom](https://www.npmjs.com/package/jsdom) is an example of a spec implementation that simulates a browser environme...
[object Date]"Object.prototype.toString.call(newObject);//"[object Object]"Object.prototype.toString.call(newString);//"[object String]"Object.prototype.toString.call(Math);//"[object Math]"//Since JavaScript 1.8.5Object.prototype.toString.call(null);//"[object Null]"Object.prototype.toString...
Using@@splitin subclasses Subclasses ofRegExpcan override the[@@split]()method to modify the default behavior. class MyRegExp extends RegExp { [Symbol.split](str, limit) { var result = RegExp.prototype[Symbol.split].call(this, str, limit); return result.map(x => "(" + x + ")")...