3v4l.org

run code in 300+ PHP versions simultaneously
<?php class zyf{ public $a; public $b; function show($a,$b){ $c=$a+$b; echo $c; } } $xin = new zyf(); $xin->show(1,3); ?>
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/paCs0
function name:  (null)
number of ops:  8
compiled vars:  !0 = $xin
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   10     0  E >   NEW                                              $1      'zyf'
          1        DO_FCALL                                      0          
          2        ASSIGN                                                   !0, $1
   11     3        INIT_METHOD_CALL                                         !0, 'show'
          4        SEND_VAL_EX                                              1
          5        SEND_VAL_EX                                              3
          6        DO_FCALL                                      0          
   13     7      > RETURN                                                   1

Class zyf:
Function show:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/paCs0
function name:  show
number of ops:  6
compiled vars:  !0 = $a, !1 = $b, !2 = $c
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    5     0  E >   RECV                                             !0      
          1        RECV                                             !1      
    6     2        ADD                                              ~3      !0, !1
          3        ASSIGN                                                   !2, ~3
    7     4        ECHO                                                     !2
    8     5      > RETURN                                                   null

End of function show

End of class zyf.

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
155.52 ms | 1393 KiB | 13 Q