Php/docs/internals2.opcodes.fetch-dim-func-arg

• PHP Manual
• Opcode Descriptions and Examples
• FETCH_DIM_FUNC_ARG

FETCH_DIM_FUNC_ARG

PHP code

<?php/* *  * opcode number: 93 */function foo(&$x){  print($x);}$x = array(0, 1, 2, 3, 4, 5);$z = "foo";$z($x[0]);?>

PHP opcodes

Function name: (null)

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

line	#	op	fetch	ext	return	operands
7	0	NOP
12	1	INIT_ARRAY			~0	0
	2	ADD_ARRAY_ELEMENT			~0	1
	3	ADD_ARRAY_ELEMENT			~0	2
	4	ADD_ARRAY_ELEMENT			~0	3
	5	ADD_ARRAY_ELEMENT			~0	4
	6	ADD_ARRAY_ELEMENT			~0	5
	7	ASSIGN				!0,~0
13	8	ASSIGN				!1,'foo'
15	9	INIT_FCALL_BY_NAME				!1
	10	FETCH_DIM_FUNC_ARG			$3	!0,0
	11	SEND_VAR				$3
	12	DO_FCALL_BY_NAME		1
17	13	RETURN				1

Function name: foo

Compiled variables: !0=$x

line	#	op	fetch	ext	return	operands
7	0	RECV				1
9	1	PRINT			~0	!0
	2	FREE				~0
10	3	RETURN				null