3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump(array_map(function($i, $b) { return array($a, $b); }, array('foo' => 'bar')));
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/IlN3q
function name:  (null)
number of ops:  9
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   INIT_FCALL                                               'var_dump'
          1        INIT_FCALL                                               'array_map'
          2        DECLARE_LAMBDA_FUNCTION                                  '%00%7Bclosure%7D%2Fin%2FIlN3q%3A2%240'
    4     3        SEND_VAL                                                 ~0
          4        SEND_VAL                                                 <array>
          5        DO_ICALL                                         $1      
          6        SEND_VAR                                                 $1
          7        DO_ICALL                                                 
          8      > RETURN                                                   1

Function %00%7Bclosure%7D%2Fin%2FIlN3q%3A2%240:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/IlN3q
function name:  {closure}
number of ops:  6
compiled vars:  !0 = $i, !1 = $b, !2 = $a
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   RECV                                             !0      
          1        RECV                                             !1      
    3     2        INIT_ARRAY                                       ~3      !2
          3        ADD_ARRAY_ELEMENT                                ~3      !1
          4      > RETURN                                                   ~3
    4     5*     > RETURN                                                   null

End of function %00%7Bclosure%7D%2Fin%2FIlN3q%3A2%240

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
182.31 ms | 1395 KiB | 17 Q