0
U+0030 · DIGIT ZERO
Digit Zero
| UTF-8 | 30 | 1 byte |
|---|---|---|
| UTF-16 | 0030 | 1 code unit |
| UTF-32 | 00000030 | 4 bytes |
| HTML decimal | 0 | |
| HTML hex | 0 | |
| CSS | \30 | in content: "…" |
| JavaScript | \u0030 | |
| JSON | \u0030 | |
| Python | \u0030 | |
| Python | \N{DIGIT ZERO} | by name |
| Java / C# | \u0030 | |
| Rust / Swift / PHP | \u{30} | |
| Go | \u0030 | |
| Ruby | \u0030 | |
| Excel / Sheets | =UNICHAR(48) | |
| URL-encoded | %30 | percent-encoded UTF-8 |
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Looks similar
Characters that Unicode’s security data (UTS #39 confusables) lists as visually confusable with this one. Useful for spotting lookalike spoofing in URLs and usernames.
U+004FOLatin Capital Letter O
U+039FΟGreek Capital Letter Omicron
U+041EОCyrillic Capital Letter O
U+0555ՕArmenian Capital Letter Oh
U+3007〇Ideographic Number Zero
U+FF2FＯFullwidth Latin Capital Letter O
U+1D40E𝐎Mathematical Bold Capital O
U+1D442𝑂Mathematical Italic Capital O
U+1D476𝑶Mathematical Bold Italic Capital O
U+1D4AA𝒪Mathematical Script Capital O
U+1D4DE𝓞Mathematical Bold Script Capital O
U+1D512𝔒Mathematical Fraktur Capital O
U+1D546𝕆Mathematical Double-Struck Capital O
U+1D57A𝕺Mathematical Bold Fraktur Capital O
U+1D5AE𝖮Mathematical Sans-Serif Capital O
U+1D5E2𝗢Mathematical Sans-Serif Bold Capital O
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Characters built on 0
U+2070⁰Superscript Zero
U+2080₀Subscript Zero
U+2152⅒Vulgar Fraction One Tenth
U+2189↉Vulgar Fraction Zero Thirds
U+2469⑩Circled Number Ten
U+2473⑳Circled Number Twenty
U+247D⑽Parenthesized Number Ten
U+2487⒇Parenthesized Number Twenty
U+2491⒑Number Ten Full Stop
U+249B⒛Number Twenty Full Stop
U+24EA⓪Circled Digit Zero
U+325A㉚Circled Number Thirty
U+32B5㊵Circled Number Forty
U+32BF㊿Circled Number Fifty
U+32C9㋉Ideographic Telegraph Symbol for October
U+3358㍘Ideographic Telegraph Symbol for Hour Zero
U+3362㍢Ideographic Telegraph Symbol for Hour Ten
U+336C㍬Ideographic Telegraph Symbol for Hour Twenty
U+33E9㏩Ideographic Telegraph Symbol for Day Ten
U+33F3㏳Ideographic Telegraph Symbol for Day Twenty
U+33FD㏽Ideographic Telegraph Symbol for Day Thirty
U+FF10０Fullwidth Digit Zero
U+1D7CE𝟎Mathematical Bold Digit Zero
U+1D7D8𝟘Mathematical Double-Struck Digit Zero