PHP rawurlencode() Function
Quick summary: The PHP rawurlencode() function encodes a string according to RFC 3986.
PHP rawurlencode() Syntax
rawurlencode(string $string): stringPHP
PHP rawurlencode() Basic examples
var_dump(rawurlencode('hello world'));PHP
Output:
string(11) "hello%20world"Encodes spaces as %20.
PHP rawurlencode() Real-world usage
$path = 'images/photo 1.jpg';
echo rawurlencode($path);PHP
Output:
images%2Fphoto%201.jpgEncodes URL paths safely.
PHP rawurlencode() Edge cases
var_dump(rawurlencode('a+b'));PHP
Output:
string(5) "a%2Bb"Plus signs are encoded.
PHP rawurlencode() Common mistakes
Using rawurlencode for query strings
Query strings use different encoding rules.
Incorrect
rawurlencode('a=b&c=d');Correct
urlencode('a=b&c=d');Use urlencode for query strings.
PHP rawurlencode() Frequently Asked Questions
What does rawurlencode() do?
Encodes a string according to RFC 3986.
Difference from urlencode()?
Spaces become %20 instead of +.
Use case?
Encoding URL path segments.
Is it reversible?
Yes with rawurldecode().
Handles UTF-8?
Yes.
Does it modify string?
No.
Common mistake?
Using urlencode for paths.
Performance?
Fast.
Used for query params?
Not ideal.
Used for REST URLs?
Yes.
Encodes special chars?
Yes.
Alternative?
urlencode().