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<?php (bool) 0; (bool) "0"; var_dump(false); // false (bool) 0.0; // false (bool) "0.0"; // true var_dump( "" ); // "" var_dump( "\0" ); // "" var_dump( (bool) "" ); // false var_dump( (bool) "\0" ); // true
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.1 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.35, 5.6.0 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.10, 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 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
bool(false) string(0) "" string(1) "" bool(false) bool(true)
Output for 5.1.0
<br /> <b>Fatal error</b>: fatal flex scanner internal error--end of buffer missed in <b>/in/572b6</b> on line <b>13</b><br />
Process exited with code 255.
preferences:
251.87 ms | 401 KiB | 344 Q