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<?php echo explode('.', $domain)[0];
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/B2CW3
function name:  (null)
number of ops:  7
compiled vars:  !0 = $domain
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   INIT_FCALL                                               'explode'
          1        SEND_VAL                                                 '.'
          2        SEND_VAR                                                 !0
          3        DO_ICALL                                         $1      
          4        FETCH_DIM_R                                      ~2      $1, 0
          5        ECHO                                                     ~2
          6      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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