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<?php class Foo{ public static function Bar($v){ $v = 9000; } } $functionname = "Foo::Bar"; $num = 3; if (stristr($functionname, '::') !== false) { list($class, $function) = explode('::', $functionname); call_user_func_array($functionname, array(&$num)); } else { call_user_func_array($functionname, array(&$num)); } echo $num;
Output for 5.4.0 - 5.4.45, 5.5.0 - 5.5.35, 5.6.0 - 5.6.21, 7.0.0 - 7.0.20, 7.1.0 - 7.1.20, 7.2.0 - 7.2.33, 7.3.12 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.27, 8.2.0 - 8.2.18, 8.3.0 - 8.3.4, 8.3.6
3
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 3
Output for 5.2.2 - 5.2.17, 5.3.0 - 5.3.29
9000
Output for 5.1.0 - 5.1.6, 5.2.0 - 5.2.1
<br /> <b>Warning</b>: call_user_func_array() [<a href='function.call-user-func-array'>function.call-user-func-array</a>]: Unable to call Foo::Bar() in <b>/in/MrJ51</b> on line <b>13</b><br /> 3
Output for 5.0.0 - 5.0.5
<br /> <b>Warning</b>: call_user_func_array() [<a href='function.call-user-func-array'>function.call-user-func-array</a>]: First argument is expected to be a valid callback, 'Foo::Bar' was given in <b>/in/MrJ51</b> on line <b>13</b><br /> 3
Output for 4.4.2 - 4.4.9
<br /> <b>Parse error</b>: syntax error, unexpected T_STRING, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in <b>/in/MrJ51</b> on line <b>3</b><br />
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1
<br /> <b>Parse error</b>: parse error, unexpected T_STRING, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in <b>/in/MrJ51</b> on line <b>3</b><br />
Process exited with code 255.
Output for 4.3.2 - 4.3.4
<br /> <b>Parse error</b>: parse error, expecting `T_OLD_FUNCTION' or `T_FUNCTION' or `T_VAR' or `'}'' in <b>/in/MrJ51</b> on line <b>3</b><br />
Process exited with code 255.

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