Introducing PHP7.3.5 encapsulation class to access mysql database

table=$t; } private function conn(){ $servername = "localhost"; $username = "root"; $password = "133"; $dbname = "myweb"; // 创建连接 if($conn=mysqli_connect($servername, $username, $password, $dbname)){ return $this->connect=$conn; } } //select查询 public function select(){ $this->conn(); $sql="SELECT * FROM {$this->table}"; $rst=mysqli_query($this->connect,$sql); while($row=mysqli_fetch_assoc($rst)){ $rows[]=$row; } return $rows; } } ?>

select(); echo '
'; print_r($rows); echo '
'; ?>
        

         Copy after login