Copy Formats & Codes
Description & Usage
The Infinity Symbol is ∞. Its Unicode code point is U+221E, HTML entity is ∞, CSS escape is \\221E, and JavaScript escape is \u221E.
Infinity sign (∞) is a punctuation or text mark for separators, editing notes, labels, usernames, and plain-text formatting within integral symbol in the operators group.
Practical use
Use Infinity sign for punctuation, separation, emphasis, editing notation, usernames, or compact labels when the mark is allowed by the target app.
Compatibility
Infinity sign is a Unicode character, but exact shape, weight, spacing, and fallback behavior depend on the font and platform.
Use the primary copy button for the actual character. Use the implementation codes when you need to place the same symbol in HTML, CSS, JavaScript, or technical documentation.
Related Symbols
View categoryWhere this category helps
Clean text formatting
Integral Symbol help create separators, bullets, ranges, quotes, lists, and editing marks without adding images.
Usernames and labels
Short punctuation marks can separate words in profiles and handles, but some platforms restrict special characters. For integral symbol, keep the surrounding label and detail notes aligned with the intended use.
Publishing polish
Choose typographic marks such as en dashes, em dashes, primes, and curly quotes when the distinction improves readability. For integral symbol, keep the surrounding label and detail notes aligned with the intended use.
Related categories
Move from integral symbol into nearby categories when you need related Unicode signs, alternate notation, or a clearer symbol family.
Related categories in this set
Core categories
FAQ
How do I copy the Infinity?
Use the copy button on SymbolCopy to copy Infinity to your clipboard, then paste it into your document, app, website, or social post.
What is the Unicode for Infinity?
The Unicode value for Infinity is U+221E.