3v4l.org

run code in 300+ PHP versions simultaneously
<?php function test(array $array) { return !(bool)count(array_filter(array_keys($array), 'is_string')); } isDictionary([]);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/uFWjb
function name:  (null)
number of ops:  4
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    7     0  E >   INIT_FCALL_BY_NAME                                       'isDictionary'
          1        SEND_VAL_EX                                              <array>
          2        DO_FCALL                                      0          
          3      > RETURN                                                   1

Function test:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/uFWjb
function name:  test
number of ops:  13
compiled vars:  !0 = $array
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   RECV                                             !0      
    4     1        INIT_FCALL                                               'array_filter'
          2        INIT_FCALL                                               'array_keys'
          3        SEND_VAR                                                 !0
          4        DO_ICALL                                         $1      
          5        SEND_VAR                                                 $1
          6        SEND_VAL                                                 'is_string'
          7        DO_ICALL                                         $2      
          8        COUNT                                            ~3      $2
          9        BOOL                                             ~4      ~3
         10        BOOL_NOT                                         ~5      ~4
         11      > RETURN                                                   ~5
    5    12*     > RETURN                                                   null

End of function test

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
152.25 ms | 1386 KiB | 17 Q