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In computer programming, foreach loop (or for-each loop) ... JavaScript. In ECMAScript 5, a callback-based forEach() method was added to the array prototype: [18]
For loop illustration, from i=0 to i=2, resulting in data1=200. A for-loop statement is available in most imperative programming languages. Even ignoring minor differences in syntax, there are many differences in how these statements work and the level of expressiveness they support.
In JavaScript, an object is an associative array, augmented with a prototype (see below); each key provides the name for an object property, and there are two syntactical ways to specify such a name: dot notation (obj.x = 10) and bracket notation (obj['x'] = 10). A property may be added, rebound, or deleted at run-time.
On March 24, 2014, Mozilla made the decision to appoint Eich as CEO of Mozilla Corporation. [12] [13] [14] The appointment triggered widespread criticism due to Eich's past political donations [18] – specifically, a 2008 donation of $1,000 to California Proposition 8, which called for the banning of same-sex marriage in California, [19] and donations in the amount of $2,100 to Proposition 8 ...
Variables in standard JavaScript have no type attached, so any value (each value has a type) can be stored in any variable. Starting with ES6, the 6th version of the language, variables could be declared with var for function scoped variables, and let or const which are for block level variables.
JavaScript (later: ECMAScript), originally limited to running in a web browser to dynamically modify a web page; later enhanced into a widely portable, general-purpose programming language; Linden Scripting Language, custom, extension language for scripting Second Life virtual world
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Test262 is an ECMAScript conformance test suite that can be used to check how closely a JavaScript implementation follows the ECMAScript Specification. The test suite contains thousands of individual tests, each of which tests some specific requirement(s) of the ECMAScript specification.