3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array = array(1,2,3); echo reset(testfunc($array)); function testfunc($array) { return array_keys($array); }
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/0BIE7
function name:  (null)
number of ops:  9
compiled vars:  !0 = $array
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, <array>
    4     1        INIT_FCALL                                               'reset'
          2        INIT_FCALL_BY_NAME                                       'testfunc'
          3        SEND_VAR_EX                                              !0
          4        DO_FCALL                                      0  $2      
          5        SEND_VAR_NO_REF                               0          $2
          6        DO_ICALL                                         $3      
          7        ECHO                                                     $3
    8     8      > RETURN                                                   1

Function testfunc:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/0BIE7
function name:  testfunc
number of ops:  6
compiled vars:  !0 = $array
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    6     0  E >   RECV                                             !0      
    7     1        INIT_FCALL                                               'array_keys'
          2        SEND_VAR                                                 !0
          3        DO_ICALL                                         $1      
          4      > RETURN                                                   $1
    8     5*     > RETURN                                                   null

End of function testfunc

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
170.73 ms | 1394 KiB | 17 Q