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<?php $name = "He/llo W+or_ld Test=Code"; if( preg_match_all('/[^a-zA-Z ]/', $name, $res) ){ echo "Unavailable Characters: " . implode('', $res[0]); }
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 43) Position 1 = 7, Position 2 = 14
Branch analysis from position: 7
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 14
filename:       /in/e5bAq
function name:  (null)
number of ops:  15
compiled vars:  !0 = $name, !1 = $res
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, 'He%2Fllo+W%2Bor_ld+Test%3DCode'
    4     1        INIT_FCALL                                               'preg_match_all'
          2        SEND_VAL                                                 '%2F%5B%5Ea-zA-Z+%5D%2F'
          3        SEND_VAR                                                 !0
          4        SEND_REF                                                 !1
          5        DO_ICALL                                         $3      
          6      > JMPZ                                                     $3, ->14
    5     7    >   INIT_FCALL                                               'implode'
          8        SEND_VAL                                                 ''
          9        FETCH_DIM_R                                      ~4      !1, 0
         10        SEND_VAL                                                 ~4
         11        DO_ICALL                                         $5      
         12        CONCAT                                           ~6      'Unavailable+Characters%3A+', $5
         13        ECHO                                                     ~6
    6    14    > > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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