RAISE_ABSTRACT

RAISE_ABSTRACT_ERROR

PHP code


<?php
/*
 * 
 * opcode number: 142
 */

abstract class fail {
    abstract function show();
}

class pass extends fail {
    function show() {
        echo "Call to function show()\n";
    }
}

$t2 = new pass();
$t2->show();

$t = new fail();
$t->show();

echo "Done\n"; // shouldn't be displayed
?>

PHP opcodes

Function name: (null)

Compiled variables: !0=$t2, !1=$t

line	#	op	fetch	ext	return	operands
7	0	NOP	?	?	?	?
11	1	NOP	?	?	?	?
?	2	NOP	?	?	?	?
17	3	ZEND_FETCH_CLASS	?	?	:3	'pass'
?	4	NEW	?	?	$4	:3
?	5	DO_FCALL_BY_NAME	?	0	?	?
?	6	ASSIGN	?	?	?	!0,$4
18	7	ZEND_INIT_METHOD_CALL	?	?	?	!0,'show'
?	8	DO_FCALL_BY_NAME	?	0	?	?
20	9	ZEND_FETCH_CLASS	?	?	:9	'fail'
?	10	NEW	?	?	$10	:9
?	11	DO_FCALL_BY_NAME	?	0	?	?
?	12	ASSIGN	?	?	?	!1,$10
21	13	ZEND_INIT_METHOD_CALL	?	?	?	!1,'show'
?	14	DO_FCALL_BY_NAME	?	0	?	?
23	15	ECHO	?	?	?	'Done%0A'
24	16	RETURN	?	?	?	1

Function name: show

Compiled variables: none

line	#	op	fetch	ext	return	operands
8	0	ZEND_RAISE_ABSTRACT_ERROR	?	?	?	?
?	1	RETURN	?	?	?	null

Function name: show

Compiled variables: none

line	#	op	fetch	ext	return	operands
13	0	ECHO	?	?	?	'Call+to+function+show%28%29%0A'
14	1	RETURN	?	?	?	null