文字

SEND_VAL

PHP code

<?php

function  funcA ( $msg ){
    print 
$msg ;
}

funcA ( 'HELLO' );

defined ( 'IN_PHPBB' );
?>

PHP opcodes

Function name: (null)

Compiled variables: none

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