PHP - Manual: CLONE
2024-12-21
<?php
/*
*
* opcode number: 110
*/
$obj = new A();
$copy = clone $obj;
?>
Function name: (null)
Compiled variables: !0=$obj, !1=$copy
line | # | op | fetch | ext | return | operands |
---|---|---|---|---|---|---|
6 | 0 | ZEND_FETCH_CLASS | :0 | 'A' | ||
1 | NEW | $1 | :0 | |||
2 | DO_FCALL_BY_NAME | 0 | ||||
3 | ASSIGN | !0,$1 | ||||
7 | 4 | ZEND_CLONE | $4 | !0 | ||
5 | ASSIGN | !1,$4 | ||||
8 | 6 | RETURN | 1 |
官方地址:https://www.php.net/manual/en/internals2.opcodes.clone.php