js cast string to int code example

Example 1: how to convert string to int js

let string = "1";
let num = parseInt(string);
//num will equal 1 as a int

Example 2: Javascript string to int

var myInt = parseInt("10.256"); //10
var myFloat = parseFloat("10.256"); //10.256

Example 3: convert string to number javascript

var myString = "869.99"
var myFloat = parseFloat(myString)
var myInt = parseInt(myString)

Example 4: how to change a string to number in javascript

let theInt = parseInt("5.90123"); //5
let theFloat = parseFloat("5.90123"); //5.90123

Example 5: javascript string to integer

<script language="JavaScript" type="text/javascript"> 
var a = "3.3445";
var c = parseInt(a);
alert(c);
</script>

Example 6: javascript convert string to number

var myInt = parseInt("10.256"); //10
var myFloat = parseFloat("10.256"); //10.256