Js String To Integer 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: string to number javascript

// Method - 1 ### parseInt() ### var text = "42px"; var integer = parseInt(text, 10); // returns 42  // Method - 2 ### parseFloat() ### var text = "3.14someRandomStuff"; var pointNum = parseFloat(text); // returns 3.14  // Method - 3 ### Number() ### Number("123"); // returns 123 Number("12.3"); // returns 12.3 Number("3.14someRandomStuff"); // returns NaN Number("42px"); // returns NaN

Example 4: convert string to number javascript

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

Example 5: string to int javascript

var text = '42px'; var integer = parseInt(text, 10); // returns 42 let myNumber = Number("5.25"); //5.25

Example 6: javascript string to integer

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