POST_INC
PRE_DEC
Opcode Descriptions and Examples
PHP Manual

## POST_INC_OBJ

## PHP code

`<?php
/*
* Increment the property value specified by prop-name and store the original value into result.
* opcode number: 134
*/
$obj = new A();
$obj->num++;
?>`

## PHP opcodes

Function name: (null)

Compiled variables: !0=$obj

line | # | op | fetch | ext | return | operands
--- | --- | --- | --- | --- | --- | ---
6 | 0 | ZEND_FETCH_CLASS |  |  | :0 | 'A'
| 1 | NEW |  |  | $1 | :0
| 2 | DO_FCALL_BY_NAME |  | 0 |  |
| 3 | ASSIGN |  |  |  | !0,$1
7 | 4 | ZEND_POST_INC_OBJ |  |  | ~5 | !0,'num'
| 5 | FREE |  |  |  | ~5
8 | 6 | RETURN |  |  |  | 1

POST_INC
PRE_DEC
Opcode Descriptions and Examples
PHP Manual