how to know if a number has a decimal number js

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Emmy
06 Apr 2018
1num % 1 != 0
Erica
30 Jan 2018
1function hasDecimal (num) {
2	return !!(num % 1);
3}
4hasDecimal(2) // true
5hasDecimal(2.345) // false
Laney
19 Oct 2017
1The Number. isInteger() method determines whether a 
2value an integer. 
3This method returns true if the value is of the type 
4Number, and an integer (a number without decimals). 
5Otherwise it returns false.
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