Web マップのポップアップで、属性データベースに合わせてカスタム属性の表示(HTML)を調整したいと考えています。
どういうことか説明します。Web マップ/アプリ用にカスタムポップアップを作成しました。属性が「適切に表示されている」ときは、すっきりと見栄えよく表示されます。

しかし、URLのように非常に長い属性があると、ポップアップの表示がかなり乱れてしまいます。

質問:
カスタムHTMLでif/then文のようなものを使い、属性がURLかどうか、または非常に長いかどうかを判定して、全文を表示しないようにしたり、クリック可能なリンクに変換したりできますか?
カスタム属性の表示に使用したHTMLの一部を以下に示します。
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