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Swift エラー集

Last updated at Posted at 2019-02-27
'lazy' cannot be used on a let

グーグル翻訳
'lazy'はletでは使えません
letvarに変更

guard let postImageUrl = metadata?.downloadURL()?.absoluteString else { return }

エラー文

Value of type 'StorageMetadata' has no member 'downloadURL'

グーグル翻訳
タイプ 'StorageMetadata'の値にはメンバ 'downloadURL'がありません

xcodeで改行した際、インデント位置が前の行を異なる
https://www.setoya-blog.com/entry/2012/10/10/180701

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