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<?php // Everything you enter here will be executed by our servers. Try it! function smartUrlEncode($url) { if (strpos($url, '=') === false) { return $url; } else { $startpos = strpos($url, "?"); $tmpurl = substr($url, 0, $startpos + 1); $qryStr = substr($url, $startpos + 1); $qryvalues = explode("&", $qryStr); var_dump($qryvalues); foreach ($qryvalues as $value) { $buffer = explode("=", $value); $buffer[1] = urlencode($buffer[1]); } $finalqrystr = implode("&amp;", $qryvalues); $finalURL = $tmpurl . $finalqrystr; return $finalURL; } } $urls_to_test = array( 'https://www.google.de/search?q=php+implode', 'https://www.google.de/search?q=php+implode&t=453', 'http://google.de/search?q=1&t=2&', '//google.de/search?q=1&t=2+asdf&r=qwertz+asdf', 'index.php?r=1&t=4&e=1' ); foreach($urls_to_test as $url) { echo smartUrlEncode($url); }
Output for 8.1.0 - 8.1.28, 8.2.0 - 8.2.19, 8.3.0 - 8.3.7
array(1) { [0]=> string(13) "q=php+implode" } https://www.google.de/search?q=php+implodearray(2) { [0]=> string(13) "q=php+implode" [1]=> string(5) "t=453" } https://www.google.de/search?q=php+implode&amp;t=453array(3) { [0]=> string(3) "q=1" [1]=> string(3) "t=2" [2]=> string(0) "" } Warning: Undefined array key 1 in /in/JM6hW on line 15 Deprecated: urlencode(): Passing null to parameter #1 ($string) of type string is deprecated in /in/JM6hW on line 15 http://google.de/search?q=1&amp;t=2&amp;array(3) { [0]=> string(3) "q=1" [1]=> string(8) "t=2+asdf" [2]=> string(13) "r=qwertz+asdf" } //google.de/search?q=1&amp;t=2+asdf&amp;r=qwertz+asdfarray(3) { [0]=> string(3) "r=1" [1]=> string(3) "t=4" [2]=> string(3) "e=1" } index.php?r=1&amp;t=4&amp;e=1
Output for 8.0.0 - 8.0.30
array(1) { [0]=> string(13) "q=php+implode" } https://www.google.de/search?q=php+implodearray(2) { [0]=> string(13) "q=php+implode" [1]=> string(5) "t=453" } https://www.google.de/search?q=php+implode&amp;t=453array(3) { [0]=> string(3) "q=1" [1]=> string(3) "t=2" [2]=> string(0) "" } Warning: Undefined array key 1 in /in/JM6hW on line 15 http://google.de/search?q=1&amp;t=2&amp;array(3) { [0]=> string(3) "q=1" [1]=> string(8) "t=2+asdf" [2]=> string(13) "r=qwertz+asdf" } //google.de/search?q=1&amp;t=2+asdf&amp;r=qwertz+asdfarray(3) { [0]=> string(3) "r=1" [1]=> string(3) "t=4" [2]=> string(3) "e=1" } index.php?r=1&amp;t=4&amp;e=1
Output for 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.31, 7.4.0 - 7.4.33
array(1) { [0]=> string(13) "q=php+implode" } https://www.google.de/search?q=php+implodearray(2) { [0]=> string(13) "q=php+implode" [1]=> string(5) "t=453" } https://www.google.de/search?q=php+implode&amp;t=453array(3) { [0]=> string(3) "q=1" [1]=> string(3) "t=2" [2]=> string(0) "" } Notice: Undefined offset: 1 in /in/JM6hW on line 15 http://google.de/search?q=1&amp;t=2&amp;array(3) { [0]=> string(3) "q=1" [1]=> string(8) "t=2+asdf" [2]=> string(13) "r=qwertz+asdf" } //google.de/search?q=1&amp;t=2+asdf&amp;r=qwertz+asdfarray(3) { [0]=> string(3) "r=1" [1]=> string(3) "t=4" [2]=> string(3) "e=1" } index.php?r=1&amp;t=4&amp;e=1
Output for 7.3.32 - 7.3.33
array(1) { [0]=> string(13) "q=php+implode" } https://www.google.de/search?q=php+implodearray(2) { [0]=> string(13) "q=php+implode" [1]=> string(5) "t=453" } https://www.google.de/search?q=php+implode&amp;t=453array(3) { [0]=> string(3) "q=1" [1]=> string(3) "t=2" [2]=> string(0) "" } http://google.de/search?q=1&amp;t=2&amp;array(3) { [0]=> string(3) "q=1" [1]=> string(8) "t=2+asdf" [2]=> string(13) "r=qwertz+asdf" } //google.de/search?q=1&amp;t=2+asdf&amp;r=qwertz+asdfarray(3) { [0]=> string(3) "r=1" [1]=> string(3) "t=4" [2]=> string(3) "e=1" } index.php?r=1&amp;t=4&amp;e=1
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17
array(1) { [0]=> string(13) "q=php+implode" } https://www.google.de/search?q=php+implodearray(2) { [0]=> string(13) "q=php+implode" [1]=> string(5) "t=453" } https://www.google.de/search?q=php+implode&amp;t=453array(3) { [0]=> string(3) "q=1" [1]=> string(3) "t=2" [2]=> string(0) "" } Notice: Undefined offset: 1 in /in/JM6hW on line 15 http://google.de/search?q=1&amp;t=2&amp;array(3) { [0]=> string(3) "q=1" [1]=> string(8) "t=2+asdf" [2]=> string(13) "r=qwertz+asdf" } //google.de/search?q=1&amp;t=2+asdf&amp;r=qwertz+asdfarray(3) { [0]=> string(3) "r=1" [1]=> string(3) "t=4" [2]=> string(3) "e=1" } index.php?r=1&amp;t=4&amp;e=1

preferences:
270.6 ms | 404 KiB | 399 Q