INIT_FCALL_BY_NAME
INIT_NS_FCALL_BY_NAME
Opcode Descriptions and Examples
PHP Manual

## INIT_METHOD_CALL

## PHP code

`<?php
/*
* Prepare for a method call. Followed by DO_FCALL.
* opcode number: 112
*/
class A {
var $num;
function incrementNum(){
$num++;
}
}
$obj = new A();
$obj->incrementNum();
?>`

## PHP opcodes

Function name: (null)

Compiled variables: !0=$obj

line | # | op | fetch | ext | return | operands
--- | --- | --- | --- | --- | --- | ---
6 | 0 | NOP |  |  |  |
13 | 1 | ZEND_FETCH_CLASS |  |  | :1 | 'A'
| 2 | NEW |  |  | $2 | :1
| 3 | DO_FCALL_BY_NAME |  | 0 |  |
| 4 | ASSIGN |  |  |  | !0,$2
14 | 5 | ZEND_INIT_METHOD_CALL |  |  |  | !0,'incrementNum'
| 6 | DO_FCALL_BY_NAME |  | 0 |  |
16 | 7 | RETURN |  |  |  | 1

Function name: incrementNum

Compiled variables: !0=$num

line | # | op | fetch | ext | return | operands
--- | --- | --- | --- | --- | --- | ---
9 | 0 | POST_INC |  |  | ~0 | !0
| 1 | FREE |  |  |  | ~0
10 | 2 | RETURN |  |  |  | null