PHP - Manual: PRE_DEC
2024-12-22
<?php
/*
* decrements variable indicated by value1 by 1 (before performing other operations) and stores in results
* opcode number: 35
*/
--$a;
?>
Function name: (null)
Compiled variables: !0=$a
line | # | op | fetch | ext | return | operands |
---|---|---|---|---|---|---|
6 | 0 | PRE_DEC | !0 | |||
7 | 1 | RETURN | 1 |
官方地址:https://www.php.net/manual/en/internals2.opcodes.pre-dec.php