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<?php $d = " select 'a' as `áčko` "; preg_match("~^\s*(SELECT|INSERT|UPDATE|DELETE)\s+~i", $d, $m); $m[1][0] = strtoupper($m[1][0]); echo $m[1].'Query';
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/hN42Q
function name:  (null)
number of ops:  18
compiled vars:  !0 = $d, !1 = $m
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, '%09%09%09+select+++%0A%0A%0A%27a%27+as+%60%C3%A1%C4%8Dko%60+'
    7     1        INIT_FCALL                                               'preg_match'
          2        SEND_VAL                                                 '%7E%5E%5Cs%2A%28SELECT%7CINSERT%7CUPDATE%7CDELETE%29%5Cs%2B%7Ei'
          3        SEND_VAR                                                 !0
          4        SEND_REF                                                 !1
          5        DO_ICALL                                                 
    8     6        INIT_FCALL                                               'strtoupper'
          7        FETCH_DIM_R                                      ~6      !1, 1
          8        FETCH_DIM_R                                      ~7      ~6, 0
          9        SEND_VAL                                                 ~7
         10        DO_ICALL                                         $8      
         11        FETCH_DIM_W                                      $4      !1, 1
         12        ASSIGN_DIM                                               $4, 0
         13        OP_DATA                                                  $8
    9    14        FETCH_DIM_R                                      ~9      !1, 1
         15        CONCAT                                           ~10     ~9, 'Query'
         16        ECHO                                                     ~10
         17      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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