Javascript decodeURIComponent Function

As its name indicates, Javascript decodeURIComponent function decodes encoded URI comopnent into corresponding original string value.

The decodeURIComponent function considers special characters like , ? : / @ + = $ # to convert into corresponding original string value.

Javascript decodeURIComponent function accepts string parameter and returns corresponding URI comopnent decoded string value.

Syntax

var uri="https%3A%2F%2Fwww.techstrikers.com%2Ftest.php%3Fid%3D23%26str%3Dthis%20is%20test";
document.write(decodeURIComponent(uri)); 

Javascript decodeURIComponent Function Example

<!DOCTYPE html>
<html>  
<head>  <!-- www.techstrikers.com -->
<title>My first Javascript code</title>   
</head>  
<body bgcolor="#bnde45">
<fieldset>
<legend>Javascript decodeURIComponent Function</legend>
<script> 

var uri = "https://www.techstrikers.com/test.php?id=23&str=this is test";  

//Encode Uri Component
var uriEnc = encodeURIComponent(uri);
document.write(uriEnc); 
document.write("</br>"); 

//Decode Uri Component
document.write(decodeURIComponent(uriEnc)); 
document.write("</br>"); 

</script>
</fieldset>
</body>  
</html>

See Live Example

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