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<?php $test = 'test:test'; $encodings = ['UTF-8', 'SJIS', 'GB2312', 'ISO-8859-1', 'ISO-8859-2', 'ISO-8859-3', 'ISO-8859-4', 'ISO-8859-5', 'ISO-8859-6', 'ISO-8859-7', 'ISO-8859-8', 'ISO-8859-9', 'ISO-8859-10', 'ISO-8859-13', 'ISO-8859-14', 'ISO-8859-15', 'ISO-8859-16', 'WINDOWS-1252', 'WINDOWS-1251', 'EUC-JP', 'EUC-TW', 'KOI8-R', 'BIG-5', 'ISO-2022-KR', 'ISO-2022-JP', 'UTF-16' ]; echo mb_detect_encoding($test, $encodings);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/UXtBd
function name:  (null)
number of ops:  8
compiled vars:  !0 = $test, !1 = $encodings
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, 'test%3Atest'
    4     1        ASSIGN                                                   !1, <array>
   11     2        INIT_FCALL                                               'mb_detect_encoding'
          3        SEND_VAR                                                 !0
          4        SEND_VAR                                                 !1
          5        DO_ICALL                                         $4      
          6        ECHO                                                     $4
          7      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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