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run code in 200+ php & hhvm versions
Bugs & Features
<?php $_content = 'Error adding user (John &quot;Halcyon&quot; Styn): [existing_user_login] Sorry, that username already exists! [Array ( [user_login] => John Halcyon Styn [user_nicename] => John Halcyon Styn [display_name] => John &quot;Halcyon&quot; Styn [user_email] => [user_url] => [role] => Subscriber [user_pass] => d5b5c2ee6eb5e77c4ced954f6ef36617 ) ]'; preg_match('%\[user_login\] => (*.)\[%', $_content, $r); print_r($r);
Output for 7.3.0rc4
Warning: preg_match(): Compilation failed: (*VERB) not recognized or malformed at offset 20 in /in/k2Nrv on line 13
Output for 5.2.0 - 7.2.0
Warning: preg_match(): Compilation failed: nothing to repeat at offset 19 in /in/k2Nrv on line 13
Output for 4.3.11 - 5.1.6
Warning: preg_match(): Compilation failed: nothing to repeat at offset 19 in /in/k2Nrv on line 13 Array ( )
Output for 4.3.0 - 4.3.10
Warning: Compilation failed: nothing to repeat at offset 19 in /in/k2Nrv on line 13 Array ( )