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| Name | Javascript Classes Explained | Javascript Factory Functions | es6 private variables properties |
| Video Uploader | Video From Dave Gray |
| Upload Date | This Video Uploaded At 28-09-2020 14:15:01 |
| Video Discription | Web Dev Roadmap for Beginners (Free!): https://bit.ly/DaveGrayWebDevRoadmap In this video we explore the Javascript Class syntax introduced in ES6. We look at adding parameters, getters, setters, child classes with extends, the super keyword, public properties and private fields. We also look at how Factory Functions help us create private variables when we create objects. ▶ This video is part of the JavaScript Tutorials for Beginners Playlist found here: https://www.youtube.com/playlist?list=PL0Zuz27SZ-6Oi6xNtL_fwCrwpuqylMsgT ✅ Quick Concepts outline: Javascript Classes: (00:00) Intro (0:11) Classes are "syntactic sugar" in JS (0:45) Creating a simple class with a constructor (0:50) Using the keyword this (1:05) Adding a method to the class (1:35) Classes are templates / blueprints for objects (1:40) Using the new keyword to create the object (1:55) Calling the object's method (2:00) Adding parameters to the constructor (3:20) Passing multiple parameters to the constructor (4:35) Accessing properties with dot notation (5:15) getters and setters (6:52) A more readable getter and setter method (8:15) An array property with a getter and setter (10:20) A parent "super" class (11:15) Creating a child class with extends (11:35) The super keyword (13:45) No need to create a parent object in order to create a child object from the classes (16:15) A naming convention for private properties (17:15) Good intentions but not enforced by the code (17:45) Factory Functions (19:50) Instantiating a pizza factory object (20:20) Factory Functions solve the private properties problem (22:00) New additions to JS allow public and private class fields (28:40) How much support for public and private class fields? 📚 Further Reading: MDN Web Docs: Classes: https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Classes Eloquent JavaScript Chapter 6: https://eloquentjavascript.net/06_object.html 📺 More Beginner JS Videos: freeCodeCamp: https://youtu.be/PkZNo7MFNFg Traversy Media: https://youtu.be/hdI2bqOjy3c The Net Ninja: https://youtu.be/iWOYAxlnaww ✅ Follow Me: Twitter: https://twitter.com/yesdavidgray Reddit: https://www.reddit.com/user/DaveOnEleven Medium: https://medium.com/@davegray_86804 #javascript #classes #explained 5fmifZZeJJ4 |
| Category | Science & Technology |
| Tags | javascript classes | javascript classes explained | javascript classes tutorial | javascript classes es6 | javascript classes private variables | javascript classes private properties | javascript classes private fields | javascript factory functions | javascript factory functions explained | factory functions | factory functions explained |
