Php/docs/internals2.opcodes.bool-not
From Get docs
BOOL_NOT
PHP code
<?php/* * Boolean (logical) not of "value" * opcode number: 13 */echo !1;?>
PHP opcodes
Function name: (null)
Compiled variables: none
| line | # | op | fetch | ext | return | operands |
|---|---|---|---|---|---|---|
| 6 | 0 | BOOL_NOT | ~0 | 1 | ||
| 1 | ECHO | ~0 | ||||
| 7 | 2 | RETURN | 1 |
