JavaScript - How To Detect Number As A Decimal (Including 1.0)

Question

It feels like I am missing something obvious here. This has been asked a number of times - and the answer usually boils down to:

var num = 4.5;
num % 1 === 0; /         


        

Answer 1

Let your script parse the input as string, then it will be a matter of checking if there is the point like this.

mystring.indexOf('.');

Check this example and this example.