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<?php $foo = "abc abc abc"; var_dump(strrpos($foo, 'abc', 7)); var_dump(strrpos($foo, 'abc', -7));
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/cmb7Z
function name:  (null)
number of ops:  18
compiled vars:  !0 = $foo
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, 'abc+abc+abc'
    5     1        INIT_FCALL                                               'var_dump'
          2        INIT_FCALL                                               'strrpos'
          3        SEND_VAR                                                 !0
          4        SEND_VAL                                                 'abc'
          5        SEND_VAL                                                 7
          6        DO_ICALL                                         $2      
          7        SEND_VAR                                                 $2
          8        DO_ICALL                                                 
    6     9        INIT_FCALL                                               'var_dump'
         10        INIT_FCALL                                               'strrpos'
         11        SEND_VAR                                                 !0
         12        SEND_VAL                                                 'abc'
         13        SEND_VAL                                                 -7
         14        DO_ICALL                                         $4      
         15        SEND_VAR                                                 $4
         16        DO_ICALL                                                 
         17      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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