オペコード一覧
PHP Manual

FETCH_DIM_RW

PHP code

<?php
/*
 * Fetch the value of the element at "index" in "array-value" to store it in "result".
 * opcode number: 87
 */
$x = array(1,2,3);
$a 'x';
$
$a[0]++;
?>

PHP opcodes

Function name: (null)

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

line#op fetchextreturn operands
60 INIT_ARRAY? ?~0 1
?1 ADD_ARRAY_ELEMENT? ?~0 2
?2 ADD_ARRAY_ELEMENT? ?~0 3
?3 ASSIGN? ?? !0,~0
74 ASSIGN? ?? !1,'x'
85 FETCH_DIM_R? ?$3 !1,0
?6 FETCH_RWlocal ?$4 $3
?7 POST_INC? ?~5 $4
?8 FREE? ?? ~5
99 RETURN? ?? 1

オペコード一覧
PHP Manual