What is urlencode urldecode online?
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What is urlencode urldecode online?
URL encoding and decoding are methods used to convert special characters in a string to their corresponding ASCII codes, and vice versa, respectively. An "urlencode urldecode online" tool is a website or application that can perform these functions for you. You can input a string and it will encode it for use in a URL, or input an encoded string and it will decode it for use in a regular text string.
URL encoding, also known as percent-encoding, is a method used to convert special characters in a string to their corresponding ASCII codes. This is done by replacing the special characters with a percent sign followed by a two-digit hexadecimal representation of the character's ASCII code.
For example, the space character is encoded as "%20" and the exclamation point is encoded as "%21". The purpose of URL encoding is to ensure that all URLs are valid and can be safely sent over the Internet.
URL decoding, on the other hand, is the process of converting encoded characters back to their original form. For example, the encoded string "%20" would be decoded as a space character.
An "urlencode urldecode online" tool is a website or application that can perform these functions for you. You can input a string and it will encode it for use in a URL, or input an encoded string and it will decode it for use in a regular text string. This can be useful for developers who need to encode or decode strings for use in web applications, or for anyone who needs to create a valid URL with special characters.
For example, if you wanted to include the string "Hello World!" in a URL, you would need to first URL encode it to make sure that all the special characters, such as the exclamation point, are properly formatted for use in a URL.
The encoded version of the string "Hello World!" would be "Hello%20World%21".
If you later wanted to use this string in regular text and not as part of a URL, you would use a URL decode tool to convert it back to its original form "Hello World!"
Additionally, it is worth mentioning that some characters like "&", "?", "#", and "=" are also considered reserved characters in URLs and are also encoded to their corresponding ASCII code.
You can also use programming languages like Python, JavaScript, PHP to urlencode and urldecode strings.
In Python, you can use the urllib.parse
module to encode and decode strings for use in URLs.
To encode a string:
import urllib.parse string = "Hello World!" encoded_string = urllib.parse.quote(string) print(encoded_string)
Output: Hello%20World%21
To decode a string:
import urllib.parse
encoded_string = "Hello%20World%21"
decoded_string = urllib.parse.unquote(encoded_string)
print(decoded_string)
Similarly, in JavaScript you can use the encodeURIComponent()
and decodeURIComponent()
functions to encode and decode strings.
To encode a string:
let string = "Hello World!";
let encodedString = encodeURIComponent(string);
console.log(encodedString);
Output: Hello%20World%21
To decode a string:
let encodedString = "Hello%20World%21";
let decodedString = decodeURIComponent(encodedString);
console.log(decodedString);
Output: Hello World!
In PHP, you can use the urlencode()
and urldecode()
functions to encode and decode strings.
To encode a string:
$string = "Hello World!";
$encoded_string = urlencode($string);
echo $encoded_string;
Output: Hello%20World%21
To decode a string:
$encoded_string = "Hello%20World%21";
$decoded_string = urldecode($encoded_string);
echo $decoded_string;
Output: Hello World!
It's worth noting that different languages will have different functions or libraries to perform the encoding and decoding, but the concept is the same.

Ajaya Khadka
CEO
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