IS_IDENTICAL
IS_NOT_IDENTICAL
Opcode Descriptions and Examples
PHP Manual

## IS_NOT_EQUAL

## PHP code

`<?php
/*
* compares if value1 and value2 are not equal
* opcode number: 18
*/
echo (1 != 1);
?>`

## PHP opcodes

Function name: (null)

Compiled variables: none

line | # | op | fetch | ext | return | operands
--- | --- | --- | --- | --- | --- | ---
6 | 0 | IS_NOT_EQUAL |  |  | ~0 | 1,1
| 1 | ECHO |  |  |  | ~0
7 | 2 | RETURN |  |  |  | 1

IS_IDENTICAL
IS_NOT_IDENTICAL
Opcode Descriptions and Examples
PHP Manual