Javascript Check If Variable Is Integer

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Javascript Check If Variable Is Integer

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Check If A Variable Is An Integer Or A Float In JavaScript

Web Apr 29 2013 nbsp 0183 32 I have a function that checks that a variable is an integer that is function isInteger possibleInteger return isNaN parseInt possibleInteger but I don t know how to call this function to the width and height function to check if the user inputted an integer Web Aug 7 2013 nbsp 0183 32 8 Answers Sorted by 61 num 1 0 This will convert num to type Number first so any value which can be converted to an integer will pass the test e g 42 true If you want to exclude these additionally check for typeof num number You could also use parseInt to do this ie

How To Check If Variable Is String In Javascript Dev Practical

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