keycap: 0
Unicode: 0030 FE0F 20E3
Description
A square keycap displaying the number '0' in white on a blue or gray background, with the addition of a combining enclosing keycap (20E3) for a button-like appearance.
Group:
Symbols > keycap
Status:
fully-qualified
Emotion:
Neutral, functional. Primarily used for numerical representation, emphasis, or navigation.
Backstory
The digit '0' (U+0030) is a basic Unicode character. The 'regional indicator symbol letter' block, while not directly related to this specific emoji, often involves combining characters. The 'combining enclosing keycap' (U+20E3) was introduced in Unicode 4.0 (2003) to create emoticons that look like a key on a keypad or keyboard, often combined with digits or letters. The 'emoji variation selector' (U+FE0F) ensures that the character is displayed with an emoji style rather than a text style.
Usage Examples
- Representing numbers: 'The answer is 0️⃣.'
- On a keypad: 'Press 0️⃣ to connect.'
- Indicating a choice: 'Select 0️⃣ for the main menu.'
- As part of a sequence or code: 'Code: 0️⃣0️⃣7️⃣.'
Cultural Differences
General:
Universally recognized as the digit zero. No significant cultural differences in its core meaning.
Specific Use Cases:
In some contexts (e.g., programming, mathematics), '0' can represent null, absence, or the beginning of a sequence. The keycap aspect adds a 'button' or 'input' connotation.