Answers for "laravel validation if field exists in form"

laravel exists validation

'state_id' => 'exists:states,id'

Laravel required if it meet some value from another field

//Laravel required if it meet some value from another field

  
       'booking_type' => [
                'integer',
                'required',
            ],
            'booking_flight_description' => [
              'required_if:booking_type,==,1' // you can use multi value by using ,
            ],