Null - Null vs undefined in #JavaScript Null is an assigned value and means "nothing". Undefined is a declared variable but not defined. In other words always use null. It makes debugging easier because when you see undefined you know it was unintentional. #100DaysOfCode

3:12pm PST - December 13th, 2021

Null vs undefined in #JavaScript Null is an assigned value and means "nothing". Undefined is a declared variable but not defined. In other words always use null. It makes debugging easier because when you see undefined you know it was unintentional. #100DaysOfCode

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James Lieu (@J_Lieu)