3v4l.org

run code in 300+ PHP versions simultaneously
<?php $files1 = array('AAA', 'BBB', 'CcC'); function bbq( &$path ) { $path = strtolower($path); return true; } $files2 = array_filter($files1, 'bbq'); var_dump($files1, $files2);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/iTqYI
function name:  (null)
number of ops:  11
compiled vars:  !0 = $files1, !1 = $files2
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, <array>
   10     1        INIT_FCALL                                               'array_filter'
          2        SEND_VAR                                                 !0
          3        SEND_VAL                                                 'bbq'
          4        DO_ICALL                                         $3      
          5        ASSIGN                                                   !1, $3
   12     6        INIT_FCALL                                               'var_dump'
          7        SEND_VAR                                                 !0
          8        SEND_VAR                                                 !1
          9        DO_ICALL                                                 
         10      > RETURN                                                   1

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

End of function bbq

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
162.41 ms | 1399 KiB | 19 Q