FETCH_RW

PHP code

<?php
/*
 * Fetch the value of the varible of "name" to assign it to a variable?
 * opcode number: 86
 */
$x = 1;
$a = 'x';
$$a++;
?>

PHP opcodes

Function name: (null)

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

line#opfetchextreturnoperands
60ASSIGN   !0,1
71ASSIGN   !1,'x'
82FETCH_RWlocal $2!1
 3POST_INC  ~3$2
 4FREE   ~3
95RETURN   1