Learn JavaScript from Scratch

_Introduction _ Today March 17 2026 i. Javascript is powerful progrmming lan guage . ii. This used to create interactive websites. iii. It is runs in the browser and help make webpage dynamic. ** Small story of javascript** i. Created by Brendan Eich ** in **1995 ii. Developer at Netscape iii. First name : MOCHA --> rename : LIVESCRIPT --> finally became JAVASCRIPT iv. Standardized : ECMAScript FRIST Javascrpit Data types Two types of data types SECOND Types of Variables i. var // 1. Old method 2. Can chanage value 3. Function scoped ii. let // 2. Block scoped 2. Can chanage value 3. Modern iii. const // 1. Block scoped 2. Cannot chanage value 3. Fixed values Add conclusion JavaScript is an essential language for web development . If you Understand small story of javascript ,Data types ,Variables. The are first step of learning for becoming good Developer