How to use Math PI Property in JavaScript
In this article, I will explain use of Math PI Property in JavaScript.
JavaScript PI Property
- PI property of math object returns the ratio of the circumference of a circle to to its diameter which is approximately 3.14159.
Syntax
Example
The following example is show to use of PI property in javascript.
<!DOCTYPE html>
<html>
<body>
<h3>PI Property Example</h3>
<p id="demo" style=" background-color:Blue" >Click the button to display PI Value</p>
<button onclick="myFunction()">Click On</button>
<script type="text/javascript">
function myFunction() {
document.getElementById("demo").innerHTML = Math.PI;
}
</script>
</body>
</html>
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Output1
Output2
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