3v4l.org

run code in 300+ PHP versions simultaneously
<?php ini_set('memory_limit', -1); $a = range(0, 20000000); $b = array_map(function($z){ return $z*2; }, $a);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/gRUHC
function name:  (null)
number of ops:  16
compiled vars:  !0 = $a, !1 = $b
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   INIT_FCALL                                               'ini_set'
          1        SEND_VAL                                                 'memory_limit'
          2        SEND_VAL                                                 -1
          3        DO_ICALL                                                 
    3     4        INIT_FCALL                                               'range'
          5        SEND_VAL                                                 0
          6        SEND_VAL                                                 20000000
          7        DO_ICALL                                         $3      
          8        ASSIGN                                                   !0, $3
    4     9        INIT_FCALL                                               'array_map'
         10        DECLARE_LAMBDA_FUNCTION                                  '%00%7Bclosure%7D%2Fin%2FgRUHC%3A4%240'
         11        SEND_VAL                                                 ~5
         12        SEND_VAR                                                 !0
         13        DO_ICALL                                         $6      
         14        ASSIGN                                                   !1, $6
         15      > RETURN                                                   1

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

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

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
149.16 ms | 1395 KiB | 19 Q