面向对象与面向过程的相互转换
此处还是以Model::get()方法和Model::first()方法为例
public static function get($data=[]){//默认是空数组 if(count($data)==0){ $this->getAll(); }else{ $this->getSelect($data); } } public function getAll(){
$sql="select * form".$this->tables;
$this->dao->getAll($sql);}
public function getSelect($data){ $column=implode(','$data); $sql='select'.$column.'form'.$this->table; $this->dao->getSelect($sql); }
//首先转换get方法 function get($data=[]){//默认是空数组 if(count($data)==0){ getAll(); }elsel{ getSelect() } }
//接下来转换getAll方法 function getAll(){ $sql="select * form".TABLE_NAME; mysql_exec($sql); }
//接下来转换getSelect()方法 function getSelect($data){ $column=implode(','$data); $sql='select'.$column.'form'.TABLE_NAME; mysql_exec($sql) }
//封装mysql的执行的方法 function mysql_exec($sql){ $con = mysql_connect("localhost","root","root"); mysql_query($sql,$con); }