3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = array(1,5,16,7,4); asort($a); array_walk($a, function(&$value) { ++$value; }); var_dump(array_keys($a));
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/Alu0d
function name:  (null)
number of ops:  16
compiled vars:  !0 = $a
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, <array>
    5     1        INIT_FCALL                                               'asort'
          2        SEND_REF                                                 !0
          3        DO_ICALL                                                 
    6     4        INIT_FCALL                                               'array_walk'
          5        SEND_REF                                                 !0
          6        DECLARE_LAMBDA_FUNCTION                                  '%00%7Bclosure%7D%2Fin%2FAlu0d%3A6%240'
          7        SEND_VAL                                                 ~3
          8        DO_ICALL                                                 
    7     9        INIT_FCALL                                               'var_dump'
         10        INIT_FCALL                                               'array_keys'
         11        SEND_VAR                                                 !0
         12        DO_ICALL                                         $5      
         13        SEND_VAR                                                 $5
         14        DO_ICALL                                                 
         15      > RETURN                                                   1

Function %00%7Bclosure%7D%2Fin%2FAlu0d%3A6%240:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/Alu0d
function name:  {closure}
number of ops:  3
compiled vars:  !0 = $value
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    6     0  E >   RECV                                             !0      
          1        PRE_INC                                                  !0
          2      > RETURN                                                   null

End of function %00%7Bclosure%7D%2Fin%2FAlu0d%3A6%240

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
144.76 ms | 1395 KiB | 21 Q