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<?php var_dump(array_key_exists("PUT", array_keys('PUT', 'DELETE', 'PATCH')));
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/mpTik
function name:  (null)
number of ops:  10
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   INIT_FCALL                                               'var_dump'
          1        INIT_FCALL                                               'array_keys'
          2        SEND_VAL                                                 'PUT'
          3        SEND_VAL                                                 'DELETE'
          4        SEND_VAL                                                 'PATCH'
          5        DO_ICALL                                         $0      
          6        ARRAY_KEY_EXISTS                                 ~1      'PUT', $0
          7        SEND_VAL                                                 ~1
          8        DO_ICALL                                                 
          9      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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