In this video, we'll learn what the scope of a variable is, how hoisting works, and how the var or let keyword behaves. #javascriptintamil
Topics Covered
0:22 scope of a variables
2:30 function vs block scope
2:45 hoisting
4:46 { } var- function scope
7:41 { } let - block scope
11:19 related interview question
Temporal Dead Zone (TDZ) - https://youtu.be/GPJDSXQwzeM?si=KYaXvXMTuypD-Mlo
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Velmurugan MG
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Maybe these Javascript concepts are useful for you 🥦
null vs undefined - https://youtu.be/e2qmiiF93qE?si=031AwANXqXOtHRgz
arrow function - https://youtu.be/eClIu8HoxSg?si=f4NoMlNE2JQYAQ1D
rest and spread - https://youtu.be/kO8w8AFbyeM?si=70Stx6YnfT5eHlAn
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🧱 function vs block scope in JS 😍 | Frontend Interview Tamil | Velmurugan MG #javascript | NatokHD