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<?php $str = "L’autentica Basilicata Igt Bianco Dolce 2007"; $str = preg_replace_callback('/(?<=[\'`’])[aeiou]/', function ($m) { return strtoupper($m[0]); }, $str); var_dump($str);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/70Cvk
function name:  (null)
number of ops:  12
compiled vars:  !0 = $str
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   ASSIGN                                                   !0, 'L%E2%80%99autentica+Basilicata+Igt+Bianco+Dolce+2007'
    3     1        INIT_FCALL                                               'preg_replace_callback'
          2        SEND_VAL                                                 '%2F%28%3F%3C%3D%5B%27%60%E2%80%99%5D%29%5Baeiou%5D%2F'
          3        DECLARE_LAMBDA_FUNCTION                                  '%00%7Bclosure%7D%2Fin%2F70Cvk%3A3%240'
          4        SEND_VAL                                                 ~2
          5        SEND_VAR                                                 !0
          6        DO_ICALL                                         $3      
          7        ASSIGN                                                   !0, $3
    4     8        INIT_FCALL                                               'var_dump'
          9        SEND_VAR                                                 !0
         10        DO_ICALL                                                 
         11      > RETURN                                                   1

Function %00%7Bclosure%7D%2Fin%2F70Cvk%3A3%240:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/70Cvk
function name:  {closure}
number of ops:  7
compiled vars:  !0 = $m
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   RECV                                             !0      
          1        INIT_FCALL                                               'strtoupper'
          2        FETCH_DIM_R                                      ~1      !0, 0
          3        SEND_VAL                                                 ~1
          4        DO_ICALL                                         $2      
          5      > RETURN                                                   $2
          6*     > RETURN                                                   null

End of function %00%7Bclosure%7D%2Fin%2F70Cvk%3A3%240

Generated using Vulcan Logic Dumper, using php 8.0.0


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