3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = [1, 2, 3]; $c = static fn(int $x) => $x*2; $result = array_map(callback: $c, arr1: $a); var_dump($result);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/qjb7B
function name:  (null)
number of ops:  13
compiled vars:  !0 = $a, !1 = $c, !2 = $result
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, <array>
    4     1        DECLARE_LAMBDA_FUNCTION                                  '%00%7Bclosure%7D%2Fin%2Fqjb7B%3A4%240'
          2        ASSIGN                                                   !1, ~4
    6     3        INIT_FCALL                                               'array_map'
          4        SEND_VAR                                                 !1
          5        SEND_VAR_EX                                              !0, 'arr1'
          6        CHECK_UNDEF_ARGS                                         
          7        DO_ICALL                                         $6      
          8        ASSIGN                                                   !2, $6
    8     9        INIT_FCALL                                               'var_dump'
         10        SEND_VAR                                                 !2
         11        DO_ICALL                                                 
         12      > RETURN                                                   1

Function %00%7Bclosure%7D%2Fin%2Fqjb7B%3A4%240:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/qjb7B
function name:  {closure}
number of ops:  4
compiled vars:  !0 = $x
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    4     0  E >   RECV                                             !0      
          1        MUL                                              ~1      !0, 2
          2      > RETURN                                                   ~1
          3*     > RETURN                                                   null

End of function %00%7Bclosure%7D%2Fin%2Fqjb7B%3A4%240

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
144.41 ms | 1395 KiB | 17 Q