3 回答

TA貢獻(xiàn)1794條經(jīng)驗 獲得超8個贊
您應(yīng)該編輯此代碼:
if (request()->has('nationality_id')) {
$nationality_id = request('nationality_id');
$results = $results->where('people.nationality', '=', $nationality_id)->get();
}
要這樣:
if ($nationality_id = request('nationality_id')) {
$results = $results->where('people.nationality', '=', $nationality_id);
}
$results = $results->get()

TA貢獻(xiàn)1784條經(jīng)驗 獲得超2個贊
試試這個也許對你有幫助
if (request()->has('nationality_id')) {
$nationality_id = request('nationality_id');
$results = DB::table('people')
->leftJoin('contacts', 'people.id', '=', 'contacts.person_id')
->leftJoin('provinces', 'contacts.province_id', '=', 'provinces.id')
->leftJoin('nationalities', 'people.nationality_id', '=', 'nationalities.id')
->leftJoin('districts', 'contacts.district_id', '=', 'districts.id')
->select('people.*', 'contacts.*', 'provinces.name AS province_name',
'nationalities.name AS nationality', 'districts.name AS district_name')
->where('people.nationality', '=', $nationality_id)->get();
}else{
$results = DB::table('people')
->leftJoin('contacts', 'people.id', '=', 'contacts.person_id')
->leftJoin('provinces', 'contacts.province_id', '=', 'provinces.id')
->leftJoin('nationalities', 'people.nationality_id', '=', 'nationalities.id')
->leftJoin('districts', 'contacts.district_id', '=', 'districts.id')
->select('people.*', 'contacts.*', 'provinces.name AS province_name',
'nationalities.name AS nationality', 'districts.name AS district_name')
->get();
}

TA貢獻(xiàn)2051條經(jīng)驗 獲得超10個贊
你應(yīng)該重寫$results變量:
//...
if (request()->has('nationality_id')) {
$nationality_id = request('nationality_id');
$results = $results->where('people.nationality', '=', $nationality_id)->get();
}
//...
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