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run code in 150+ php & hhvm versions
Bugs & Features
<?php var_dump(!empty("sa")); var_dump(!empty(null)); var_dump(!empty(1)); var_dump(!empty(0)); var_dump(!empty("dsds")); var_dump(!empty(1));
based on mjjrS
Output for 5.5.24 - 7.1.0
bool(true) bool(false) bool(true) bool(false) bool(true) bool(true)
Output for 5.4.0 - 5.4.45
Parse error: syntax error, unexpected '"sa"' (T_CONSTANT_ENCAPSED_STRING) in /in/BX13g on line 3
Process exited with code 255.
Output for 5.3.0 - 5.3.29
Parse error: syntax error, unexpected T_CONSTANT_ENCAPSED_STRING in /in/BX13g on line 3
Process exited with code 255.
Output for 5.1.0 - 5.2.17
Parse error: syntax error, unexpected T_CONSTANT_ENCAPSED_STRING, expecting T_STRING or T_VARIABLE or '$' in /in/BX13g on line 3
Process exited with code 255.
Output for 5.0.0 - 5.0.5
Parse error: parse error, unexpected T_CONSTANT_ENCAPSED_STRING, expecting T_STRING or T_VARIABLE or '$' in /in/BX13g on line 3
Process exited with code 255.
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_CONSTANT_ENCAPSED_STRING, expecting T_VARIABLE or '$' in /in/BX13g on line 3
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1
Parse error: parse error, unexpected T_CONSTANT_ENCAPSED_STRING, expecting T_VARIABLE or '$' in /in/BX13g on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `T_VARIABLE' or `'$'' in /in/BX13g on line 3
Process exited with code 255.