CODE EXAMPLE FOR PHP

laravel form validation

use IlluminateSupportFacadesValidator;

// .... 
  
// On your Store function 
 public function store(Request $request, $id)
// Validation 
        $validator = Validator::make($request, [
            'name' => 'required',
            'username' => 'required|unique:users,username,NULL,id,deleted_at,NULL',
            'email' => 'nullable|email|unique:users,email,NULL,id,deleted_at,NULL',
            'password' => 'required',
        ]);


// Return the message
        if($validator->fails()){
            return response()->json([
                'error' => true,
                'message' => $validator->errors()
            ]);
        }
  // ....
}


// On your Update function 
public function update(Request $request, $id)
    {
		// Validation
        $validator = Validator::make($input, [
            'name' => 'required',
            'username' => 'required|unique:users,username,' . $id. ',id,deleted_at,NULL',
            'email' => 'nullable|email|unique:users,email,' . $id. ',id,deleted_at,NULL',
            'roles' => 'required'
        ]);

        // Return the message
        if($validator->fails()){
            return response()->json([
                'error' => true,
                'msg' => $validator->errors()
            ]);
        }
  // ....
}