PHP Manual: SEND

SEND_VAL

PHP code


<?php
/*
 * Pass the constant value as an actual parameter to a function.  DO_FCALL follows.
 * opcode number: 65
 */
function funcA($msg){
    print $msg;
}

funcA('HELLO');

defined('IN_PHPBB');
?>

PHP opcodes

Function name: (null)

Compiled variables: none

line	#	op	ext	operands
6	0	NOP
10	1	SEND_VAL		'HELLO'
	2	DO_FCALL	1	'funca'
12	3	SEND_VAL		'IN_PHPBB'
	4	DO_FCALL	1	'defined'
13	5	RETURN		1

Function name: funcA

Compiled variables: !0=$msg

line	#	op	return	operands
6	0	RECV		1
7	1	PRINT	~0	!0
	2	FREE		~0
8	3	RETURN		null