FETCH_OBJ_UNSET
FETCH_R
オペコードの説明とサンプル
PHP Manual

## FETCH_OBJ_W

## PHP コード

`<?php
/*
* Fetch an object from the property of this object and write to the property of the fectched object.
* opcode number: 85
*/
$foo = new stdclass;
$foo->bar = new stdclass;
$foo->bar->baz = 'quix';
?>`

## PHP オペコード

関数名: (null)

コンパイルされた変数: !0 = $foo

line | # | op | fetch | ext | return | operands
--- | --- | --- | --- | --- | --- | ---
6 | 0 | ZEND_FETCH_CLASS |  | 4 | :0 | 'stdclass'
| 1 | NEW |  |  |  | :0
| 2 | DO_FCALL_BY_NAME |  | 0 |  |
| 3 | ASSIGN |  |  |  | !0
7 | 4 | ZEND_FETCH_CLASS |  | 4 | :5 | 'stdclass'
| 5 | NEW |  |  |  | :5
| 6 | DO_FCALL_BY_NAME |  | 0 |  |
| 7 | ZEND_ASSIGN_OBJ |  |  |  | !0, 'bar'
| 8 | ZEND_OP_DATA |  |  |  |
8 | 9 | FETCH_OBJ_W |  |  |  | !0, 'bar'
| 10 | ZEND_ASSIGN_OBJ |  |  |  | 'baz'
| 11 | ZEND_OP_DATA |  |  |  | 'quix'
9 | 12 | RETURN |  |  |  | 1

FETCH_OBJ_UNSET
FETCH_R
オペコードの説明とサンプル
PHP Manual