3v4l.org

run code in 300+ PHP versions simultaneously
<?php $num = null; $firstNames = array("abhas", "dipesh"); var_dump(array_map(function($x) use ($num){ return $x ." " . $num;}, $firstNames));
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/5lB6s
function name:  (null)
number of ops:  12
compiled vars:  !0 = $num, !1 = $firstNames
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   ASSIGN                                                   !0, null
    3     1        ASSIGN                                                   !1, <array>
    4     2        INIT_FCALL                                               'var_dump'
          3        INIT_FCALL                                               'array_map'
          4        DECLARE_LAMBDA_FUNCTION                                  '%00%7Bclosure%7D%2Fin%2F5lB6s%3A4%240'
          5        BIND_LEXICAL                                             ~4, !0
          6        SEND_VAL                                                 ~4
          7        SEND_VAR                                                 !1
          8        DO_ICALL                                         $5      
          9        SEND_VAR                                                 $5
         10        DO_ICALL                                                 
         11      > RETURN                                                   1

Function %00%7Bclosure%7D%2Fin%2F5lB6s%3A4%240:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/5lB6s
function name:  {closure}
number of ops:  6
compiled vars:  !0 = $x, !1 = $num
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
          0  E >   RECV                                             !0      
          1        BIND_STATIC                                              !1
          2        CONCAT                                           ~2      !0, '+'
          3        CONCAT                                           ~3      ~2, !1
          4      > RETURN                                                   ~3
          5*     > RETURN                                                   null

End of function %00%7Bclosure%7D%2Fin%2F5lB6s%3A4%240

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
176.33 ms | 1395 KiB | 17 Q