JavaScript encodeURIComponent function - Encode and Decode

Question: What is encodeURI?
It encodes only symbols that is not allowed in a URL.


Question: What is encodeURIComponent?
It encodes Whole URL. Its mainly use when you want to send the URL in a parameter.


Question: What is use of escape?
It is deprecated and recommended not to use.


Question: How to use URL encode in Javascript using encodeURIComponent?

var encodedURL = encodeURIComponent('http://www.onlinevideoswatch.com/tools/javascript-urlencode-online');
console.log(encodedURL);//http%3A%2F%2Fwww.onlinevideoswatch.com%2Ftools%2Fjavascript-urlencode-online

Question: From where we can URL encode in Javascript online?
http://www.onlinevideoswatch.com/tools/javascript-urlencode-online


Question: How to use URL decodeed in Javascript using decodeURIComponent?

var decodedURL = decodeURIComponent('http%3A%2F%2Fwww.onlinevideoswatch.com%2Ftools%2Fjavascript-urlencode-online');
console.log(encodedURL);//http://www.onlinevideoswatch.com/tools/javascript-urlencode-online

Question: From where we can URL decode in Javascript online?
http://www.onlinevideoswatch.com/tools/javascript-urldecode-online


Question: What is the difference between a URI, a URL and a URN?
Just See Examples
Suppose we have this link: http://www.onlinevideoswatch.com/tools/javascript-urldecode-online#name=encodeing
URI - Uniform Resource Identifer

http://www.onlinevideoswatch.com/tools/javascript-urldecode-online#name=encodeing%20Data

URL-Uniform Resource Locator

http://www.onlinevideoswatch.com/tools/javascript-urldecode-online

URN - Uniform Resource Name

onlinevideoswatch.com/tools/javascript-urldecode-online#name=encodeing%20Data

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