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<?php class x { function __construct($x){ $p = '$this->waa($0);'; var_dump( preg_replace_callback('~.~', function($m){ return eval( preg_replace('~\$(\d)~', 'm[$1]', $p) ); }, 'wazaa') ); } function waa($t){ return '*'.$t.'*'; } } new x($x);
Output for 8.1.0 - 8.1.27, 8.2.0 - 8.2.18, 8.3.0 - 8.3.4, 8.3.6
Warning: Undefined variable $x in /in/BSEgr on line 20 Warning: Undefined variable $p in /in/BSEgr on line 11 Deprecated: preg_replace(): Passing null to parameter #3 ($subject) of type array|string is deprecated in /in/BSEgr on line 11 Warning: Undefined variable $p in /in/BSEgr on line 11 Deprecated: preg_replace(): Passing null to parameter #3 ($subject) of type array|string is deprecated in /in/BSEgr on line 11 Warning: Undefined variable $p in /in/BSEgr on line 11 Deprecated: preg_replace(): Passing null to parameter #3 ($subject) of type array|string is deprecated in /in/BSEgr on line 11 Warning: Undefined variable $p in /in/BSEgr on line 11 Deprecated: preg_replace(): Passing null to parameter #3 ($subject) of type array|string is deprecated in /in/BSEgr on line 11 Warning: Undefined variable $p in /in/BSEgr on line 11 Deprecated: preg_replace(): Passing null to parameter #3 ($subject) of type array|string is deprecated in /in/BSEgr on line 11 string(0) ""
Output for 8.3.5
Warning: PHP Startup: Unable to load dynamic library 'sodium.so' (tried: /usr/lib/php/8.3.5/modules/sodium.so (libsodium.so.23: cannot open shared object file: No such file or directory), /usr/lib/php/8.3.5/modules/sodium.so.so (/usr/lib/php/8.3.5/modules/sodium.so.so: cannot open shared object file: No such file or directory)) in Unknown on line 0 Warning: Undefined variable $x in /in/BSEgr on line 20 Warning: Undefined variable $p in /in/BSEgr on line 11 Deprecated: preg_replace(): Passing null to parameter #3 ($subject) of type array|string is deprecated in /in/BSEgr on line 11 Warning: Undefined variable $p in /in/BSEgr on line 11 Deprecated: preg_replace(): Passing null to parameter #3 ($subject) of type array|string is deprecated in /in/BSEgr on line 11 Warning: Undefined variable $p in /in/BSEgr on line 11 Deprecated: preg_replace(): Passing null to parameter #3 ($subject) of type array|string is deprecated in /in/BSEgr on line 11 Warning: Undefined variable $p in /in/BSEgr on line 11 Deprecated: preg_replace(): Passing null to parameter #3 ($subject) of type array|string is deprecated in /in/BSEgr on line 11 Warning: Undefined variable $p in /in/BSEgr on line 11 Deprecated: preg_replace(): Passing null to parameter #3 ($subject) of type array|string is deprecated in /in/BSEgr on line 11 string(0) ""
Output for 8.0.0 - 8.0.30
Warning: Undefined variable $x in /in/BSEgr on line 20 Warning: Undefined variable $p in /in/BSEgr on line 11 Warning: Undefined variable $p in /in/BSEgr on line 11 Warning: Undefined variable $p in /in/BSEgr on line 11 Warning: Undefined variable $p in /in/BSEgr on line 11 Warning: Undefined variable $p in /in/BSEgr on line 11 string(0) ""
Output for 5.5.24 - 5.5.35, 5.6.8 - 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
Notice: Undefined variable: x in /in/BSEgr on line 20 Notice: Undefined variable: p in /in/BSEgr on line 11 Notice: Undefined variable: p in /in/BSEgr on line 11 Notice: Undefined variable: p in /in/BSEgr on line 11 Notice: Undefined variable: p in /in/BSEgr on line 11 Notice: Undefined variable: p in /in/BSEgr on line 11 string(0) ""
Output for 7.3.32 - 7.3.33
string(0) ""
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