dongwusang0314 2014-01-06 03:29
浏览 33

Laravel - 非法偏移类型HasMany()

My code:

$user = User::where('uid', $user_id)->with('groups.sub_groups')->firstOrFail();
return $user;

On my User model:

return $this->hasMany('group');

On my Group model:

return $this->hasMany('sub_group');

Now the stack trace gives me the error:

Illegal offset type
Illuminate/Database/Eloquent/Relations/HasOneOrMany.php

    $foreign = $this->getPlainForeignKey();

    // First we will create a dictionary of models keyed by the foreign key of the
    // relationship as this will allow us to quickly access all of the related
    // models without having to do nested looping which will be quite slow.
    foreach ($results as $result)
    {
        $dictionary[$result->{$foreign}][] = $result;
    }

update

removing .sub_group doesn't return an error.

// works
$user = User::where('uid', $user_id)->with('groups')->firstOrFail();
  • 写回答

1条回答 默认 最新

  • duanpa1898 2014-01-06 03:34
    关注

    Are you sure about that relationship?

    Must be hasMany and belongsTo is your Group Model

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