Javascript Road Trip (2) (ECMASCRIPT 2015)Presented By: Ahmed Assaf

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ContentECMASCRIPT 2015Const & LetArrow FunctionExtended Parameter HandlingModule Class

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Const & LetSupport for constants (also known as "immutable variables"),

i.e., variables which cannot be re-assigned new content.

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Arrow FunctionExpression Bodies : More expressive closure syntax.

Statement Bodies : More expressive closure syntax

Lexical this : More intuitive handling of current object context

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Default Parameter Values

Extended ParameterRest Parameter : Aggregation of remaining arguments into single parameter

Spread Operator : Spreading of elements of an iterate collection (like an array or even a string) into both literal elements and individual function parameters.

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ModulesValue Export/Import : Support for exporting/importing values from/to modules without global namespace pollution.

Some additional features include export default and export *:

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ClassesClass

DefinitionClass Inheritance

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ClassesBase Class

Access

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ClassesStatic

Members

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ClassesGetter/Setter

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References• http://es6-features.org/• https://github.com/DanWahlin/MasteringJavaScriptCourseCode/

tree/master/Mastering%20JavaScript/samples/jsObjects• https://developer.mozilla.org/en/docs/Web/JavaScript/Reference• https://babeljs.io/docs/learn-es2015/

Thank You