PRE_INC

PHP code

<?php
/*
 * increments variable indicated by value1 by 1 (before performing other operations) and stores in result
 * opcode number: 34
 */
++$a;
?>

PHP opcodes

Function name: (null)

Compiled variables: !0=$a

line	#	op	fetch	ext	return	operands
6	0	PRE_INC				!0
7	1	RETURN				1