Javascript Array Foreach Browser Support

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Array.prototype.forEach() - JavaScript MDN
    An object copy function. The following code creates a copy of a given object. There are different ways to create a copy of an object. The following is just one way and is presented to explain how Array.prototype.forEach() works by using ECMAScript 5 Object.* meta property functions.. function copy(obj) { const copy = Object.create(Object.getPrototypeOf(obj)) const propNames = Object ...4%

JavaScript Array forEach() Method
    The forEach() method calls a function once for each element in an array, in order. Note: the function is not executed for array elements without values. Browser Support

Array.prototype.every() - JavaScript MDN
    The every() method tests whether all elements in the array pass the test implemented by the provided function. It returns a Boolean value.

JavaScript forEach Loops Made Easy Career Karma
    If you’re looking to iterate through every object in an array, a loop would work. On the other hand, if you need to write something more customizable—perhaps with more rules—a “for loop” may be better. In addition, forEach calls are part of JavaScript 1.6, so it has browser support across most of the main browsers.

JavaScript Array Iteration -
    JavaScript Array Iteration Methods Previous Next Array iteration methods operate on every array item. Array.forEach() The forEach() method calls a function (a callback function) once for each array element. ... The first browser versions with full support is listed below. 45: 12: 25: 8: 32:

Array.prototype.some() - JavaScript MDN
    Polyfill. some() was added to the ECMA-262 standard in the 5th edition, and it may not be present in all implementations of the standard. You can work around this by inserting the following code at the beginning of your scripts, allowing use of some() in implementations which do not natively support it. This algorithm is exactly the one specified in ECMA-262, 5th edition, assuming Object and ...

Looping JavaScript Arrays Using for, forEach & More
    JavaScript Array Loops. There are different ways to loop over arrays in JavaScript, but it can be difficult choosing the right one. Plus keeping each method straight can drive a developer nuts. There is a classic JavaScript for loop, JavaScript forEach method and a collection of libraries with forEach and each helper methods.

For-each over an array in JavaScript? - Stack Overflow
    If you do need to support obsolete browsers, shimming/polyfilling forEach is easily done (search for "es5 shim" for several options). ... There are a few ways to loop through an array in JavaScript, as below: for - it's the most common one. Full block of code for looping .

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