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<?php $arr1 = ["123", "45f", "89"]; $arr2 = ["45f", "123", "89"]; $arr3 = ["45f", "89", "123"]; sort($arr1); sort($arr2); sort($arr3); var_dump($arr1); var_dump($arr2); var_dump($arr3);
based on kQeDd
Finding entry points
Branch analysis from position: 0
Jump found. (Code = 62) Position 1 = -2
filename:       /in/FaKMC
function name:  (null)
number of ops:  22
compiled vars:  !0 = $arr1, !1 = $arr2, !2 = $arr3
line     #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   3     0  E >   ASSIGN                                                   !0, <array>
   4     1        ASSIGN                                                   !1, <array>
   5     2        ASSIGN                                                   !2, <array>
   7     3        INIT_FCALL                                               'sort'
         4        SEND_REF                                                 !0
         5        DO_ICALL                                                 
   8     6        INIT_FCALL                                               'sort'
         7        SEND_REF                                                 !1
         8        DO_ICALL                                                 
   9     9        INIT_FCALL                                               'sort'
        10        SEND_REF                                                 !2
        11        DO_ICALL                                                 
  11    12        INIT_FCALL                                               'var_dump'
        13        SEND_VAR                                                 !0
        14        DO_ICALL                                                 
  12    15        INIT_FCALL                                               'var_dump'
        16        SEND_VAR                                                 !1
        17        DO_ICALL                                                 
  13    18        INIT_FCALL                                               'var_dump'
        19        SEND_VAR                                                 !2
        20        DO_ICALL                                                 
        21      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 7.1.0