Javascript Optional Chaining With Brackets

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Operators are the symbols between values that allow different operations like addition subtraction multiplication and more JavaScript has dozens of operators so let s focus on the

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JavaScript variables are named values and can store any type of JavaScript value Learn about JavaScript variable types what a variable is variable naming how to declare a variable and

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JavaScript functions are reusable blocks of code that perform a specific task taking some form of input and returning an output To define a function you must use the function keyword

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Learn the basics of JavaScript Strings with code examples and small tutorials and descriptions on how each string function and method works

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The JavaScript number function is values that can be used in mathematical operations You don t need any special syntax for numbers just write them straight into JavaScript numbers Learn

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