Checks if a given number is negative or not.
The number to be checked.
A boolean value indicating whether the input number is negative or not.
isNegativeNumber(-5) //=> trueisNegativeNumber(0) //=> trueisNegativeNumber(5) //=> false Copy
isNegativeNumber(-5) //=> trueisNegativeNumber(0) //=> trueisNegativeNumber(5) //=> false
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Checks if a given number is negative or not.