FETCH_UNSET
FE_FETCH
オペコード一覧
PHP Manual

## FETCH_W

## PHP code

`<?php
/*
* Fetch the value of the varible of "name" to assign it to a variable? Write-only?
* opcode number: 83
*/
$x = 1;
$a = 'x';
$$a = 2;
?>`

## PHP opcodes

Function name: (null)

Compiled variables: !0=$x, !1=$a

line | # | op | fetch | ext | return | operands
--- | --- | --- | --- | --- | --- | ---
6 | 0 | ASSIGN |  |  |  | !0,1
7 | 1 | ASSIGN |  |  |  | !1,'x'
8 | 2 | FETCH_W | local |  | $2 | !1
| 3 | ASSIGN |  |  |  | $2,2
9 | 4 | RETURN |  |  |  | 1

FETCH_UNSET
FE_FETCH
オペコード一覧
PHP Manual