Php/docs/internals2.opcodes.is-identical
From Get docs
IS_IDENTICAL
PHP code
<?php/* * Compares value1 and value2 to see if they are equal AND have the same type * opcode number: 15 */echo (1===1);echo (1==='a');?>
PHP opcodes
Function name: (null)
Compiled variables: none
| line | # | op | fetch | ext | return | operands |
|---|---|---|---|---|---|---|
| 6 | 0 | IS_IDENTICAL | ~0 | 1,1 | ||
| 1 | ECHO | ~0 | ||||
| 7 | 2 | IS_IDENTICAL | ~1 | 1,'a' | ||
| 3 | ECHO | ~1 | ||||
| 8 | 4 | RETURN | 1 |
