'**' exponential operator in JavaScript

** Operator in an es6 Escmascript feature a short hand method used for raising numbers to their power

Its syntax is similar to native operators such as '+' Addition and '-' (minus) for subtraction

Example ussage
Initially to raise a number to the power you would need to use math library pow function as;

Math.pow({number}, {factor})

Since es2017 you can simplify the operation above down to simply as;

{number} ** {factor}

Example as;

5 ** 2
// Giving you 25


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