PHP Opcode Descriptions and Examples CLONE_编程学问网

CLONE

PHP code

 <?php
/*
 * 
 * opcode number: 110
 */
$obj = new A();
$copy = clone $obj;
?>

PHP opcodes

Function name: (null)

Compiled variables: !0=$obj, !1=$copy

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_CLONE			$4	!0
	5	ASSIGN				!1,$4
8	6	RETURN				1

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