每个人都可以帮助我,我遇到了一个问题“ ErrorException(E_NOTICE)未定义的变量:类”
$title = "Data Training";
foreach(Sentimen::all() as $stm){
$class['class'][] = $stm->kategori;
$data_training[$stm->kategori] = WordFrequency::where('id_sentimen',$stm->id_sentimen)->get();
}
$total = WordFrequency::count();
foreach($class['class'] as $cls){
$sum = DB::table('term_frequency')->select(DB::raw('SUM(jumlah) as jumlah_term'))->join('sentimen', 'sentimen.id_sentimen', '=', 'term_frequency.id_sentimen')->where('sentimen.kategori',$cls)->whereNotNull('id_training')->first();
$data_sum[] = [
'kelas' => $cls,
'jumlah' => $sum->jumlah_term,
];
}
$title = "Data Training";
$class = [];
$data_training = [];
foreach(Sentimen::all() as $key => $stm){
$class['class'] = [];
$class['class'][$key] = $stm->kategori;
$data_training[$stm->kategori] = WordFrequency::where('id_sentimen',$stm->id_sentimen)->get();
}
$total = WordFrequency::count();
foreach($class['class'] as $cls){
$sum = DB::table('term_frequency')->select(DB::raw('SUM(jumlah) as jumlah_term'))->join('sentimen', 'sentimen.id_sentimen', '=', 'term_frequency.id_sentimen')->where('sentimen.kategori',$cls)->whereNotNull('id_training')->first();
$data_sum[] = [
'kelas' => $cls,
'jumlah' => $sum->jumlah_term,
];
}