Php/docs/internals2.opcodes.bw-not
来自菜鸟教程
BW_NOT
PHP code
<?php/* * Bit-wise not of "value" * opcode number: 12 */echo ~15;?>
PHP opcodes
Function name: (null)
Compiled variables: none
| line | # | op | fetch | ext | return | operands |
|---|---|---|---|---|---|---|
| 6 | 0 | BW_NOT | ~0 | 15 | ||
| 1 | ECHO | ~0 | ||||
| 7 | 2 | RETURN | 1 |
