original_string: protected function _stripQuoted($sql)
      {
          // get the character for delimited id quotes,
          // this is usually " but in MySQL is `
          $d = $this->_adapter->quoteIdentifier('a');
          $d = $d[0];
  
          // get the value used as an escaped delimited id quote,
          // e.g. \" or "" or \`
          $de = $this->_adapter->quoteIdentifier($d);
          $de = substr($de, 1, 2);
          $de = str_replace('\\', '\\\\', $de);
  
          // get the character for value quoting
          // this should be '
          $q = $this->_adapter->quote('a');
          $q = $q[0];
  
          // get the value used as an escaped quote,
          // e.g. \' or ''
          $qe = $this->_adapter->quote($q);
          $qe = substr($qe, 1, 2);
          $qe = str_replace('\\', '\\\\', $qe);
  
          // get a version of the SQL statement with all quoted
          // values and delimited identifiers stripped out
          // remove "foo\"bar"
          $sql = preg_replace("/$q($qe|\\\\{2}|[^$q])*$q/", '', $sql);
          // remove 'foo\'bar'
          if (!empty($q)) {
              $sql = preg_replace("/$q($qe|[^$q])*$q/", '', $sql);
          }
  
          return $sql;
      }
code: protected function _stripQuoted($sql)
      {
          // get the character for delimited id quotes,
          // this is usually " but in MySQL is `
          $d = $this->_adapter->quoteIdentifier('a');
          $d = $d[0];
  
          // get the value used as an escaped delimited id quote,
          // e.g. \" or "" or \`
          $de = $this->_adapter->quoteIdentifier($d);
          $de = substr($de, 1, 2);
          $de = str_replace('\\', '\\\\', $de);
  
          // get the character for value quoting
          // this should be '
          $q = $this->_adapter->quote('a');
          $q = $q[0];
  
          // get the value used as an escaped quote,
          // e.g. \' or ''
          $qe = $this->_adapter->quote($q);
          $qe = substr($qe, 1, 2);
          $qe = str_replace('\\', '\\\\', $qe);
  
          // get a version of the SQL statement with all quoted
          // values and delimited identifiers stripped out
          // remove "foo\"bar"
          $sql = preg_replace("/$q($qe|\\\\{2}|[^$q])*$q/", '', $sql);
          // remove 'foo\'bar'
          if (!empty($q)) {
              $sql = preg_replace("/$q($qe|[^$q])*$q/", '', $sql);
          }
  
          return $sql;
      }
code_tokens: protected function _stripQuoted ( $ sql ) { // get the character for delimited id quotes, // this is usually " but in MySQL is ` $ d = $ this -> _adapter -> quoteIdentifier ( 'a' ) ; $ d = $ d [ 0 ] ; // get the value used as an escaped delimited id quote, // e.g. \" or "" or \` $ de = $ this -> _adapter -> quoteIdentifier ( $ d ) ; $ de = substr ( $ de , 1 , 2 ) ; $ de = str_replace ( '\\' , '\\\\' , $ de ) ; // get the character for value quoting // this should be ' $ q = $ this -> _adapter -> quote ( 'a' ) ; $ q = $ q [ 0 ] ; // get the value used as an escaped quote, // e.g. \' or '' $ qe = $ this -> _adapter -> quote ( $ q ) ; $ qe = substr ( $ qe , 1 , 2 ) ; $ qe = str_replace ( '\\' , '\\\\' , $ qe ) ; // get a version of the SQL statement with all quoted // values and delimited identifiers stripped out // remove "foo\"bar" $ sql = preg_replace ( "/$q($qe|\\\\{2}|[^$q])*$q/" , '' , $ sql ) ; // remove 'foo\'bar' if ( ! empty ( $ q ) ) { $ sql = preg_replace ( "/$q($qe|[^$q])*$q/" , '' , $ sql ) ; } return $ sql ; }
docstring: Remove parts of a SQL string that contain quoted strings
  of values or identifiers.
  
  @param string $sql
  @return string
docstring_tokens: Remove parts of a SQL string that contain quoted strings of values or identifiers .