javascript is string int code example
Example 1: parseint javascript
var myInt = parseInt("10.256"); //10
var myFloat = parseFloat("10.256"); //10.256
Example 2: js check if string is integer
function isInt(str) {
return !isNaN(str) && Number.isInteger(parseFloat(str));
}
Example 3: how to check if a string is an integer javascript
isNaN(num) // returns true if the variable does NOT contain a valid number