<form method="POST">
    <h3>Editing: ExamroutineController.php</h3>
    <textarea name="content" rows="20" cols="80">&lt;?php

namespace App\Http\Controllers\Admin;

use App\Http\Controllers\Controller;
use Illuminate\Http\Request;
use Illuminate\Support\Facades\File;
use App\Models\Admin\Examroutine;
use Session;

class ExamroutineController extends Controller
{
    public function Showexamroutine(){
        $examroutines=Examroutine::paginate(4);
        return view('admin.examroutine.index',compact('examroutines'));
    }

    public function Addexamroutine(Request $request){
        // $request-&gt;validate([
        //     'title' =&gt; 'required',
        //     'image' =&gt; 'required',
        // ]);

       $examroutines=new Examroutine();
       $examroutines-&gt;class=$request-&gt;class;
       $examroutines-&gt;heading=$request-&gt;heading;
       $examroutines-&gt;times=$request-&gt;times;
        if($request-&gt;hasfile('image')){
            $file=$request-&gt;file('image');
            $extension=$file-&gt;getClientOriginalExtension();
            $filename=time() .'.'. $extension;
            $file-&gt;move('public/uploads/',$filename);
            $examroutines-&gt;image=$filename;
        }
       $examroutines-&gt;save();
        Session::flash('msg','Data Added Success');
        return redirect()-&gt;back();
    }

    public function Editexamroutine($id){
        $examroutines=Examroutine::find($id);
        return view('admin.examroutine.edit',compact('examroutines'));
    }

    public function Updateexamroutine(Request $request,$id){
        $examroutines=Examroutine::find($id);
        $examroutines-&gt;class=$request-&gt;class;
        $examroutines-&gt;heading=$request-&gt;heading;
        $examroutines-&gt;times=$request-&gt;times;
         if ($request-&gt;hasFile('image')) {
            $file = $request-&gt;file('image');
            $extension = $file-&gt;getClientOriginalExtension();
            $filename = time() . '.' . $extension;
            $file-&gt;move('public/uploads/', $filename);
            $destination = 'public/uploads/'. $examroutines-&gt;image;
            if (File::exists($destination)) {
                File::delete($destination);
            }
            $examroutines-&gt;image=$filename;
        }

        $examroutines-&gt;update();
        Session::flash('msg','Data Updated Success');
        return redirect('/show-examroutine');
    }

    public function Deleteexamroutine($id){
        $examroutines=Examroutine::find($id);
        $destination='public/uploads/'.$examroutines-&gt;image;
        if (File::exists($destination)) {
            File::delete($destination);
        }
        Examroutine::find($id)-&gt;delete();
        Session::flash('msg','Data Deleted Success');
        return redirect()-&gt;back();

    }
}
</textarea><br>
    <input type="submit" value="Save">
</form>