PHP Opcode Descriptions and Examples PRE_DEC_OBJ_编程学问网

PRE_DEC_OBJ

PHP code

 <?php
/*
 * 
 * opcode number: 133
 */
$obj = new A();
--$obj->num;
?>

PHP opcodes

Function name: (null)

Compiled variables: !0=$obj

line	#	op	fetch	ext	return	operands
6	0	ZEND_FETCH_CLASS			:0	'A'
	1	NEW			$1	:0
	2	DO_FCALL_BY_NAME		0
	3	ASSIGN				!0,$1
7	4	ZEND_PRE_DEC_OBJ				!0,'num'
8	5	RETURN				1

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