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<?php $photos = [ 'photo-Bname_0333.jpg', 'photo-Bname_0222.jpg', 'photo-Aname_0333.jpg', 'photo-Cname_0111.jpg', 'photo-Cname_0222.jpg', 'photo-Aname_0112.jpg', ]; array_multisort(preg_replace('/.*_/', '', $photos), $photos); var_export($photos);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/j8H1U
function name:  (null)
number of ops:  11
compiled vars:  !0 = $photos
line      #* E I O op                               fetch          ext  return  operands
-----------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                       !0, <array>
   12     1        INIT_FCALL                                                   'array_multisort'
          2        FRAMELESS_ICALL_3                preg_replace        ~2      '%2F.%2A_%2F', ''
          3        OP_DATA                                                      !0
          4        SEND_VAL                                                     ~2
          5        SEND_REF                                                     !0
          6        DO_ICALL                                                     
   13     7        INIT_FCALL                                                   'var_export'
          8        SEND_VAR                                                     !0
          9        DO_ICALL                                                     
         10      > RETURN                                                       1

Generated using Vulcan Logic Dumper, using php 8.5.0


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