[英]Undefined '$qrcode' variable in blade laravel
我正在研究有關如何生成帶有散列信息的 QR 碼的 Laravel 項目。 但是,當我從刀片文件中調用該變量時,它會顯示“未定義變量 $qrcode”。 我可以得到一些幫助嗎?
這就是我的 Controller (PostController) 的樣子:
public function index()
{
$post = Post::all();
return view('blog.index', compact('post'));
}
public function create()
{
return view('blog.create');
}
public function store(Request $request)
{
$post = new Post;
$post->randomnumber = random_int(100000, 999999);
$post->user_id = Auth::id();
$post->unit = $request->input('unit');
$post->guestname = $request->input('guestname');
$post->guestphone = $request->input('guestphone');
$post->guestemail = $request->input('guestemail');
$post->guestic = $request->input('guestic');
$post->guestcarplate = $request->input('guestcarplate');
$post->numberofguests = $request->input('numberofguests');
$post->date = $request->input('date');
$post->time = $request->input('time');
$post->hash = Hash::make($post->randomnumber);
$post->save();
return view('blog.qrcode');
}
public function generate ($id)
{
$post = Post::findOrfail($id);
$qrcode = QrCode::size(300)->generate($post->hash);
return view('blog.qrcode', compact('qrcode'));
}
這就是我的路線的樣子:
Route::get('posts/create', 'PostController@create')-
>middleware('auth');
Route::post('posts', 'PostController@store');
Route::get('/qrcode/{id}', function ($id) {
return redirect('blog.qrcode');
});
這就是我的刀片文件 (qrcode.blade.php) 的樣子:
@extends('layouts.frontend')
@section('content')
<h4>
QR Code
</h4>
{!! $qrcode !!}
@endsection
嘗試這個:
Route::get('/qrcode/{id}', 'PostController@generate');
代替:
Route::get('/qrcode/{id}', function ($id) {return redirect('blog.qrcode');});
聲明:本站的技術帖子網頁,遵循CC BY-SA 4.0協議,如果您需要轉載,請注明本站網址或者原文地址。任何問題請咨詢:yoyou2525@163.com.