Php/docs/internals2.opcodes.concat
From Get docs
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 |
