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  • Opcode Descriptions and Examples
  • CONCAT

CONCAT

PHP code

<?php
/*
 * Concats string values string1 and string2
 * opcode number: 8
 */
echo "hello" . "world";
?>

PHP opcodes

Function name: (null)

Compiled variables: none

line # op fetch ext return operands
6 0 CONCAT     ~0 'hello','world'
  1 ECHO       ~0
7 2 RETURN       1
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