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<?php $data = [ 'Light Blue1', 'Blue2', 'Blue1', 'Black3', 'Black12', 'Black2' ]; natsort($data); $result = []; foreach ($data as $value) { $result[rtrim($value, '0..9')] = $value; } var_export(array_values($result));
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 77) Position 1 = 6, Position 2 = 14
Branch analysis from position: 6
2 jumps found. (Code = 78) Position 1 = 7, Position 2 = 14
Branch analysis from position: 7
1 jumps found. (Code = 42) Position 1 = 6
Branch analysis from position: 6
Branch analysis from position: 14
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 14
filename:       /in/60dgh
function name:  (null)
number of ops:  22
compiled vars:  !0 = $data, !1 = $result, !2 = $value
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, <array>
   12     1        INIT_FCALL                                               'natsort'
          2        SEND_REF                                                 !0
          3        DO_ICALL                                                 
   13     4        ASSIGN                                                   !1, <array>
   14     5      > FE_RESET_R                                       $6      !0, ->14
          6    > > FE_FETCH_R                                               $6, !2, ->14
   15     7    >   INIT_FCALL                                               'rtrim'
          8        SEND_VAR                                                 !2
          9        SEND_VAL                                                 '0..9'
         10        DO_ICALL                                         $7      
         11        ASSIGN_DIM                                               !1, $7
         12        OP_DATA                                                  !2
   14    13      > JMP                                                      ->6
         14    >   FE_FREE                                                  $6
   17    15        INIT_FCALL                                               'var_export'
         16        INIT_FCALL                                               'array_values'
         17        SEND_VAR                                                 !1
         18        DO_ICALL                                         $9      
         19        SEND_VAR                                                 $9
         20        DO_ICALL                                                 
         21      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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