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run code in 150+ php & hhvm versions
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<?php class Test{ const AB♥ = "alphabet"; } $rc = new ReflectionClass("Test"); $bad = "♥"; $key = array_keys( $rc->getConstants())[0]; //$substr = substr( $key, -1,1 ); $substr = mb_substr( $key, -1,1 ); // 5.6 if ( $substr === $bad ) { trigger_error( "'$bad' in '$key'" ); } // Notice: '♥' in 'AB♥' ...
based on isrWb
Output for 5.6.7 - 7.1.0
Notice: '♥' in 'AB♥' in /in/1fZSW on line 9
Output for 5.4.0 - 5.5.35
Output for 5.1.0 - 5.3.29
Parse error: syntax error, unexpected '[' in /in/1fZSW on line 5
Process exited with code 255.
Output for 5.0.0 - 5.0.5
Parse error: parse error, unexpected '[' in /in/1fZSW on line 5
Process exited with code 255.
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_CONST, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/1fZSW on line 2
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1
Parse error: parse error, unexpected T_CONST, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/1fZSW on line 2
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `T_OLD_FUNCTION' or `T_FUNCTION' or `T_VAR' or `'}'' in /in/1fZSW on line 2
Process exited with code 255.