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PHP - Manual: PRE_DEC

2024-12-22

PRE_DEC

PHP code

<?php
/*
 * decrements variable indicated by value1 by 1 (before performing other operations) and stores in results
 * opcode number: 35
 */
--$a;
?>

PHP opcodes

Function name: (null)

Compiled variables: !0=$a

line#op fetchextreturn operands
60 PRE_DEC     !0
71 RETURN     1
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官方地址:https://www.php.net/manual/en/internals2.opcodes.pre-dec.php

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