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<?php $string = '$descriptions.language_id = ? AND (x = true OR $xyz.pippo = ?)'; echo preg_replace_callback('#(\$([a-z0-1\._]+))#i', function($matches) { return strtoupper($matches[1]); }, $string);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/O1RWo
function name:  (null)
number of ops:  9
compiled vars:  !0 = $string
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   ASSIGN                                                   !0, '%24descriptions.language_id+%3D+%3F+AND+%28x+%3D+true+OR+%24xyz.pippo+%3D+%3F%29'
    4     1        INIT_FCALL                                               'preg_replace_callback'
          2        SEND_VAL                                                 '%23%28%5C%24%28%5Ba-z0-1%5C._%5D%2B%29%29%23i'
          3        DECLARE_LAMBDA_FUNCTION                                  '%00%7Bclosure%7D%2Fin%2FO1RWo%3A4%240'
    6     4        SEND_VAL                                                 ~2
          5        SEND_VAR                                                 !0
          6        DO_ICALL                                         $3      
          7        ECHO                                                     $3
          8      > RETURN                                                   1

Function %00%7Bclosure%7D%2Fin%2FO1RWo%3A4%240:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/O1RWo
function name:  {closure}
number of ops:  7
compiled vars:  !0 = $matches
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    4     0  E >   RECV                                             !0      
    5     1        INIT_FCALL                                               'strtoupper'
          2        FETCH_DIM_R                                      ~1      !0, 1
          3        SEND_VAL                                                 ~1
          4        DO_ICALL                                         $2      
          5      > RETURN                                                   $2
    6     6*     > RETURN                                                   null

End of function %00%7Bclosure%7D%2Fin%2FO1RWo%3A4%240

Generated using Vulcan Logic Dumper, using php 8.0.0


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