La drôle d'histoire de JavaScript

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1996

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1997

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ES1

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1998

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ES2osef

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1999

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ES3

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ES3 → try/catch → switch → literal syntax → regex → strict equality

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2001 Douglas Crockford

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Douglas Crockford JSMin

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2002 coucou c'est encore moi

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Douglas Crockford JSON

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if (looksLikeValidJson(string)) { return eval(string) } vue d'artiste

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2002 héhé personne m'a reconnu

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Douglas Crockford JSLint

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2005

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xMLhtTpReQueSt

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AJAX

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web 2.0

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scripts.js

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function Meetup(name) { this.name = name; } Meetup.prototype.sayHello = function(participantName) { return "Hello from " + this.name + ", " + participantName + "!"; } var meetup = new Meetup("Paris.JS"); meetup.sayHello("Matthias"); // "Hello from Paris.JS, Matthias!"

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function extend(myClass) { function F() {} F.prototype = myClass.prototype; return new F(); } function ParisJS() { return Meetup.call(this, "Paris.JS") } ParisJS.prototype = extend(Meetup);

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Array.prototype.each = function (func) { for(var i = 0; i < this.length; i ++ ) { func(this[i]) } }

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jQuery John Resig

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QuirksMode Peter Paul Koch

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$(document).ready(function () { $("button").on("click", function () { $(".modal").toggle(); }); });

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2007 Steve Jobs

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iPhone

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ES4

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2008

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vroum vroum

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ES5 « avec la retrocompat c'est mieux ^^ »

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2009 Ryan Dahl

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2010

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2014

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2015 ES6

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class

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promises

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arrow functions

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maps & sets

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modules

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let & const

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version mineure

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2016 ES2016

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2017 ES2017

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2018 ES2018

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2019 ES2019

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2020 ES2020

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2021 ES2021

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2022 ES2022

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2023 JavaScript Pro Max???

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thank you Matthias Le Brun @bloodyowl → Co-lead front end developer at swan.io → Paris.JS organizer → Putain de Code co-founder & host We're hiring!