How does the TP framework query data based on the parameters passed?

Source: Internet
Author: User
A search form, for example, searches for the corresponding name in the Name field based on the value entered by the user. I'm only going to write a bit. TP inside the value does not know how to get how to send value how to receive?
For example, what should this action value say here? I read the manual only in the background to receive the data using the I function is finished receiving how to use it?

The backstage doesn't write.
Class Firstcontroller extends Controller {public    function qq () {    $qq =new \model\qqmodel ();        $qq->field (' name ');        $info = $qq->select ();    $this->assign (' info ', $info);        $this->display ();    }}


I asked people, they said they should change it.

Public Function Search () {    $name =i ("Post.name");    $info =m ("QQ")->where (' name like% ' $name. ' % ')->select ();    Var_dump ($info);}

This has been tried for a hint error: 1064:you has an error in your SQL syntax; Check the manual-corresponds to your MySQL server version for the right syntax-use-near '% ' at line 1 [SQL statement] : SELECT * from ' QQ ' WHERE (name is like%)




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