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🌟 A thread of tips, lessons, gotchas, syntactical conventions, semantics, structures and common errors regarding JavaScript.
Follow to be enlightened!
#100DaysofCode
#Javascript
#CodeNewbies
Follow to be enlightened!
#100DaysofCode
#Javascript
#CodeNewbies
🌟 1: All programming languages works with data, and there are 7 built in data types in #JavaScript:
• null
• undefined
• boolean
• number
• string
• object
• symbol—added in ES6!
They are also called primitive types
#100DaysOfCode
#CodeNewbies
• null
• undefined
• boolean
• number
• string
• object
• symbol—added in ES6!
They are also called primitive types
#100DaysOfCode
#CodeNewbies
🌟 2: #null essentially means "no data", empty, nada. #undefined means data has not been explicitly defined or declared. #boolean evaluates to either true or false. #numbers are digits between 0-9, #strings are characters enclosed within double quotes
#100DaysOfCode
#CodeNewbie
#100DaysOfCode
#CodeNewbie
