How to Convert HTML Text to Number in Javascript

Using a function , a string can be converted to integer in Javascript.

In Javascript, functions that are used to convert from text to number are :

parseInt() , parseFloat(), number()

parseInt() fuction converts text to round number format in javascript.

Example:

var num1 = document.getElementById("textbox1").value;
var num2 = document.getElementById("textbox2").value;

var ans = parseInt( num1 + num2 );

parseFloat() function coverts text to floating number in javascript.

Example:

var num1 = document.getElementById("textbox1").value;
var num2 = document.getElementById("textbox2").value;

var ans = parseFloat( num1)  +parseFloat(num2 );

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