Author: Islam AlZatary

This is the summary of ES5 as a tags summarized from Speaking Javascript Book.   Strict mode. Accessors(Getter & Setter). New Functios: Object.create() Object.getPrototypeOf() Object.defineProperty() Object.defineProperties() Object.getOwnPropertyDescriptor() Object.keys() Object.getOwnPropertyNames() Object.preventExtensions() Object.isExtensible() Object.seal() Object.isSealed() Object.freeze() Object.isFrozen() Function.prototype.bind() New Methods: Array.isArray() Array.prototype.every() Array.prototype.filter() Array.prototype.forEach() Array.prototype.indexOf() Array.prototype.lastIndexOf() Array.prototype.map() Array.prototype.reduce() Array.prototype.some() Date.now() Date.prototype.toISOString() JSON.parse(). JSON.stringify(). Object.prototype.toJSON() and you can checked the Basic and Advanced topics also summarized from this Book: Javascript basics Advanced javascript

This is the advanced in Javascript as a tags, summarized from Speaking Javascript Book.   ####################### Syntax ################# The normal (nonstrict) mode is sometimes called “sloppy mode.” Variables Must Be Declared in Strict Mode. in strict mode code, functions can only be declared at top level or immediately within another function. Due to strict mode, you get a warning when you accidentally forget new and call it as a function.…