[an error occurred while processing this directive]

JavaScript method cos()


This section illustrates you the use of JavaScript method cos(). The method cos() returns the cosine of the specified number. It returns the numeric value between -1 and 1.

Its syntax is:

Math.cos( x )

where x is any number.


Here is the code:

function calculate(){
var i = Math.cos(30);
document.write("The cos value of 30: " + i); 
var j= Math.cos(90);
document.write("The cos value of 90: " + j); 
<h2>Use of method cos()</h2>
<button onclick="calculate()">Show Cos value</button>

Output will be displayed as:

On clicking the button, the cosine values of the specified numbers will be displayed:

Download Source Code:



[an error occurred while processing this directive]