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RegExp.prototype.test() - JavaScript | MDN
test(str)); // Expected output: false Syntax js test(str)...match. Examples Using test() This example tests if "hello" is contained...developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/RegExp/testRegistered: Mon Mar 31 01:15:43 UTC 2025 - Last Modified: Tue Mar 25 00:48:08 UTC 2025 - 81.8K bytes - Viewed (0) -
Function.prototype.toString() - JavaScript | MDN
function* g() {} test(f); // "function f() {}" test(A); // "class...{ a() {} }" test(g); // "function* g() {}" test((a) => a); //...developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Function/toStringRegistered: Mon Mar 31 01:00:36 UTC 2025 - Last Modified: Tue Mar 25 00:48:04 UTC 2025 - 78.3K bytes - Viewed (0) -
RegExp.prototype.sticky - JavaScript | MDN
Because test() is a simple wrapper around exec() , test() would...regex.test(str); // true regex.lastIndex = 5; regex.test(str);...developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/RegExp/stickyRegistered: Mon Mar 31 01:15:39 UTC 2025 - Last Modified: Tue Mar 25 00:48:08 UTC 2025 - 87.2K bytes - Viewed (0) -
void operator - JavaScript | MDN
executed" void function test() { console.log("test function executed");...executed"); }; try { test(); } catch (e) { console.log("test function is...developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Operators/voidRegistered: Mon Mar 31 00:46:53 UTC 2025 - Last Modified: Tue Mar 25 00:48:15 UTC 2025 - 153.4K bytes - Viewed (0) -
Character escape: \n, \u{...} - JavaScript | MDN
test("\x10"); // true /[\c_]/.test("\x1f"); // true...true /[\c*]/.test("\\"); // true /\c/.test("\\c"); // true /\c0/.test("\\c0");...developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Regular_expressions/Character_escapeRegistered: Mon Mar 31 00:53:44 UTC 2025 - Last Modified: Tue Mar 25 00:48:16 UTC 2025 - 152.1K bytes - Viewed (0) -
isNaN() - JavaScript | MDN
Parameters value The value to be tested. Return value true if the given...For number values, isNaN() tests if the number is the value NaN...developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/isNaNRegistered: Mon Mar 31 00:45:20 UTC 2025 - Last Modified: Tue Mar 25 00:48:05 UTC 2025 - 151.2K bytes - Viewed (0) -
TypedArray.prototype.filter() - JavaScript | MDN
that pass the test. If no elements pass the test, an empty typed...given typed array that pass the test implemented by the provided...developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/TypedArray/filterRegistered: Mon Mar 31 01:18:17 UTC 2025 - Last Modified: Tue Mar 25 00:48:13 UTC 2025 - 81.8K bytes - Viewed (0) -
Labeled statement - JavaScript | MDN
items) { for (const test of tests) { if (!test.pass(item)) { continue...true; for (const test of tests) { if (!test.pass(item)) { passed...developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Statements/labelRegistered: Mon Mar 31 00:54:35 UTC 2025 - Last Modified: Tue Mar 25 00:48:16 UTC 2025 - 159.8K bytes - Viewed (0) -
Assertions - JavaScript | MDN
by the word "test", but we do not include "test" in the match...regex = /First(?= test)/g; console.log("First test".match(regex));...developer.mozilla.org/en-US/docs/Web/JavaScript/Guide/Regular_expressions/AssertionsRegistered: Mon Mar 31 01:14:36 UTC 2025 - Last Modified: Tue Mar 25 00:47:58 UTC 2025 - 168K bytes - Viewed (0) -
RegExp.input ($_) - JavaScript | MDN
test("foo"); // new test, non-matching RegExp.$_;..."hi there!" re.test("hi world!"); // new test, matching RegExp.$_;...developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/RegExp/inputRegistered: Mon Mar 31 02:09:01 UTC 2025 - Last Modified: Tue Mar 25 00:48:08 UTC 2025 - 70.6K bytes - Viewed (0)