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<?php $str = 'this i"s a "test" word'; echo preg_replace('/(?<!\s)"(?!\s)/', '', $str);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/9L4D4
function name:  (null)
number of ops:  5
compiled vars:  !0 = $str
line      #* E I O op                               fetch          ext  return  operands
-----------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                       !0, 'this+i%22s+a+%22test%22+word'
    5     1        FRAMELESS_ICALL_3                preg_replace        ~2      '%2F%28%3F%3C%21%5Cs%29%22%28%3F%21%5Cs%29%2F', ''
          2        OP_DATA                                                      !0
          3        ECHO                                                         ~2
          4      > RETURN                                                       1

Generated using Vulcan Logic Dumper, using php 8.5.0


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