␅ Enquiry
U+0005
␅
ℹ️ About
The Enquiry (ENQ) control character (U+0005) is a legacy transmission control code. Historically, it was used to request a response or identification from a remote terminal (“Who are you?”). While it is a non-printing character, the visual representation ␅ (U+2405) is used in technical contexts to denote its presence.
⚠️ Note: Do not confuse with ❓ (U+2753 Question Mark Emoji) or i (Latin Letter i).
⚡ Codes
HTML
CSS
\00005
Python
\u0005
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