You can think of a variable like a bucket used to hold or store substance, in this the substance to be stored is data to be used within a program.
Use cases and Examples
01: var x = 1; 02: var result = 2 +x; 03: console.log("result contains: ", result);
x is assigned the value
1 and result to the sum of
x which should be
Variables usually can store whatever data type is available within the programming language under discussion.
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