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<?php $file = 'opto_213.12_3'; $file = explode('.',$file); $file = end(explode('_',$file[0]));
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/CYfD9
function name:  (null)
number of ops:  16
compiled vars:  !0 = $file
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, 'opto_213.12_3'
    4     1        INIT_FCALL                                               'explode'
          2        SEND_VAL                                                 '.'
          3        SEND_VAR                                                 !0
          4        DO_ICALL                                         $2      
          5        ASSIGN                                                   !0, $2
    5     6        INIT_FCALL                                               'end'
          7        INIT_FCALL                                               'explode'
          8        SEND_VAL                                                 '_'
          9        FETCH_DIM_R                                      ~4      !0, 0
         10        SEND_VAL                                                 ~4
         11        DO_ICALL                                         $5      
         12        SEND_VAR_NO_REF                               0          $5
         13        DO_ICALL                                         $6      
         14        ASSIGN                                                   !0, $6
         15      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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