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<?php $str = "asdf.jpeg"; var_dump(substr($str, -5) == '.jpeg ');
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/NCJhu
function name:  (null)
number of ops:  10
compiled vars:  !0 = $str
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, 'asdf.jpeg'
    5     1        INIT_FCALL                                               'var_dump'
          2        INIT_FCALL                                               'substr'
          3        SEND_VAR                                                 !0
          4        SEND_VAL                                                 -5
          5        DO_ICALL                                         $2      
          6        IS_EQUAL                                         ~3      $2, '.jpeg%0A'
          7        SEND_VAL                                                 ~3
          8        DO_ICALL                                                 
    6     9      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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