Internals2/opcodes/assign-Phpdoc专题
ASSIGN
PHP code
<?php
/*
* assigns value1 to result
* opcode number: 38
*/
$a=1;
$a='a';
$a=new A();
?>PHP opcodes
Function name: (null)
Compiled variables: !0=$a
| line | # | op | fetch | ext | return | operands |
|---|---|---|---|---|---|---|
| 6 | 0 | ASSIGN | !0,1 | |||
| 7 | 1 | ASSIGN | !0,'a' | |||
| 8 | 2 | ZEND_FETCH_CLASS | :2 | 'A' | ||
| 3 | NEW | $3 | :2 | |||
| 4 | DO_FCALL_BY_NAME | 0 | ||||
| 5 | ASSIGN | !0,$3 | ||||
| 9 | 6 | RETURN | 1 |