3v4l.org

run code in 300+ PHP versions simultaneously
<?php $generator = function ($bytes) { for ($i = 0; $i < $bytes; $i++) { yield '.'; } }; var_dump( get_class_methods($generator(10)) );
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/mv3uE
function name:  (null)
number of ops:  12
compiled vars:  !0 = $generator
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   DECLARE_LAMBDA_FUNCTION                                  '%00%7Bclosure%7D%2Fin%2Fmv3uE%3A3%240'
          1        ASSIGN                                                   !0, ~1
    9     2        INIT_FCALL                                               'var_dump'
          3        INIT_FCALL                                               'get_class_methods'
          4        INIT_DYNAMIC_CALL                                        !0
          5        SEND_VAL_EX                                              10
          6        DO_FCALL                                      0  $3      
          7        SEND_VAR                                                 $3
          8        DO_ICALL                                         $4      
          9        SEND_VAR                                                 $4
         10        DO_ICALL                                                 
         11      > RETURN                                                   1

Function %00%7Bclosure%7D%2Fin%2Fmv3uE%3A3%240:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 42) Position 1 = 6
Branch analysis from position: 6
2 jumps found. (Code = 44) Position 1 = 8, Position 2 = 4
Branch analysis from position: 8
1 jumps found. (Code = 161) Position 1 = -2
Branch analysis from position: 4
2 jumps found. (Code = 44) Position 1 = 8, Position 2 = 4
Branch analysis from position: 8
Branch analysis from position: 4
filename:       /in/mv3uE
function name:  {closure}
number of ops:  9
compiled vars:  !0 = $bytes, !1 = $i
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   RECV                                             !0      
          1        GENERATOR_CREATE                                         
    4     2        ASSIGN                                                   !1, 0
          3      > JMP                                                      ->6
    5     4    >   YIELD                                                    '.'
    4     5        PRE_INC                                                  !1
          6    >   IS_SMALLER                                               !1, !0
          7      > JMPNZ                                                    ~5, ->4
    7     8    > > GENERATOR_RETURN                                         

End of function %00%7Bclosure%7D%2Fin%2Fmv3uE%3A3%240

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
161.48 ms | 943 KiB | 18 Q