Insert input Data And Compare Data Available Or not in database

Insert input Data And Compare Data Available Or not in the database

$health         = $request->input('health');
$tran           = $request->input('transportation');
$smoke          = $request->input('smoke');
$trial =   Trial::select(array('health' => $health, 'transportation' => $tran,'smoke' => $smoke));
//dd($trial);
if(!isset($trial)){
    return view('home');
}   else{
    return view('patient-home.trialresult',compact('health','tran','smoke'));
}

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