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<?php $three = +-+3; // -3 $three = -+-3; // 3 $four = -+-+4; // 4 $four = -+-+4; // 4 var_dump(+0 === -0); var_dump((int) '+-+3'); var_dump(is_numeric('+-+3'));
Output for 8.5.3 - 8.5.7
bool(true) int(0) bool(false)
preferences:
55.72 ms | 492 KiB | 4 Q