private function _execute($args = array())
    {
        if ($this->_err) {
            return false;
        };
        if ($this->_sth) {
            if ($this->_sth->execute($args)) {
                return true;
            } else {
                $this->_err = implode(' ', $this->_sth->errorInfo());
                return false;
            };
        } else {
            $this->_err = "No statement to execute.";
        };
        return false;
    }
private function _execute($args = array())
    {
        if ($this->_err) {
            return false;
        };
        if ($this->_sth) {
            if ($this->_sth->execute($args)) {
                return true;
            } else {
                $this->_err = implode(' ', $this->_sth->errorInfo());
                return false;
            };
        } else {
            $this->_err = "No statement to execute.";
        };
        return false;
    }
private function _execute ( $ args = array ( ) ) { if ( $ this -> _err ) { return false ; } ; if ( $ this -> _sth ) { if ( $ this -> _sth -> execute ( $ args ) ) { return true ; } else { $ this -> _err = implode ( ' ' , $ this -> _sth -> errorInfo ( ) ) ; return false ; } ; } else { $ this -> _err = "No statement to execute." ; } ; return false ; }
Execute stored prepared statement

@param array $args (Optional) List of values corresponding to placeholders

@return bool Whether it succeeded
Execute stored prepared statement