1This is a sample from https://www.w3.org/2001/06/utf-8-test/UTF-8-demo.html.
2The ASCII compatible UTF-8 encoding of ISO 10646 and Unicode
3plain-text files is defined in RFC 2279 and in ISO 10646-1 Annex R.
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5
6Using Unicode/UTF-8, you can write in emails and source code things such as
7
8Mathematics and Sciences:
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10 ∮ E⋅da = Q, n → ∞, ∑ f(i) = ∏ g(i), ∀x∈ℝ: ⌈x⌉ = −⌊−x⌋, α ∧ ¬β = ¬(¬α ∨ β),
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12 ℕ ⊆ ℕ₀ ⊂ ℤ ⊂ ℚ ⊂ ℝ ⊂ ℂ, ⊥ < a ≠ b ≡ c ≤ d ≪ ⊤ ⇒ (A ⇔ B),
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14 2H₂ + O₂ ⇌ 2H₂O, R = 4.7 kΩ, ⌀ 200 mm
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16Linguistics and dictionaries:
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18 ði ıntəˈnæʃənəl fəˈnɛtık əsoʊsiˈeıʃn
19 Y [ˈʏpsilɔn], Yen [jɛn], Yoga [ˈjoːgɑ]
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21APL:
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23 ((V⍳V)=⍳⍴V)/V←,V ⌷←⍳→⍴∆∇⊃‾⍎⍕⌈
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25Nicer typography in plain text files:
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27 ╔══════════════════════════════════════════╗
28 ║ ║
29 ║ • ‘single’ and “double” quotes ║
30 ║ ║
31 ║ • Curly apostrophes: “We’ve been here” ║
32 ║ ║
33 ║ • Latin-1 apostrophe and accents: '´` ║
34 ║ ║
35 ║ • ‚deutsche‘ „Anführungszeichen“ ║
36 ║ ║
37 ║ • †, ‡, ‰, •, 3–4, —, −5/+5, ™, … ║
38 ║ ║
39 ║ • ASCII safety test: 1lI|, 0OD, 8B ║
40 ║ ╭─────────╮ ║
41 ║ • the euro symbol: │ 14.95 € │ ║
42 ║ ╰─────────╯ ║
43 ╚══════════════════════════════════════════╝
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