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⇄ HTML Code — Unicode U+21C4

エンティティをクリックしてコピー。

名前: u8644

HTML: ⇄

Numeric: ⇄

カテゴリ: Arrow

FAQ

What is an HTML entity?

A special character code like © for ©.

How to use?

Copy the entity code into your HTML.

Common entities?

& < > " ©

✅ htmlcode.world · Updated: 2026-06-20