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run code in 150+ php & hhvm versions
Bugs & Features
<?php function replace_not_entities($search, $replace, $subject) { return preg_replace_callback('/&[^;]+;|(' . preg_quote($search) . ')/', $subject, function($match) use($replace) { return isset($match[1]) ? $replace : $match[0]; }); } print replace_not_entities('um', '__', 'R&auml;ume');
Output for 7.1.0
Warning: preg_replace_callback(): Requires argument 2, 'R&auml;ume', to be a valid callback in /in/cT6lm on line 6 Recoverable fatal error: Object of class Closure could not be converted to string in /in/cT6lm on line 6
Process exited with code 255.
Output for 5.3.0 - 5.6.28, 7.0.0 - 7.0.14
Warning: preg_replace_callback(): Requires argument 2, 'R&auml;ume', to be a valid callback in /in/cT6lm on line 6 Catchable fatal error: Object of class Closure could not be converted to string in /in/cT6lm on line 9
Process exited with code 255.
Output for hhvm-3.10.0 - 3.12.0
Warning: Not a valid callback function R&auml;ume in /in/cT6lm on line 6
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.2.17
Parse error: syntax error, unexpected T_FUNCTION in /in/cT6lm on line 4
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1, 5.0.0 - 5.0.5
Parse error: parse error, unexpected T_FUNCTION in /in/cT6lm on line 4
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/cT6lm on line 4
Process exited with code 255.