简介:HTML中< 、>、&等有特殊含义(<和>用于链接签,&用于转义),不能直接使用。这些符号是不显示在我们最终看到的网页里的,所以使用的时候我们需要转义。 特殊符号 | 命名实体 | 十进制编码 | ζ | ζ | ζ | η | η | η | θ | θ | θ | ι | ι | ι | κ | κ | κ | λ | λ | λ | μ | μ | μ | ν | ν | ν | ξ | ξ | ξ | ο | ο | ο | π | π | π | ρ | ρ | ρ | ς | ς | ς | σ | σ | σ | τ | τ | τ | υ | υ | υ | φ | φ | φ | Α | Α | Α | Β | Β | Β | Γ | Γ | Γ | Δ | Δ | Δ | Ε | Ε | Ε | Ζ | Ζ | Ζ | Η | Η | Η | Θ | Θ | Θ | Ι | Ι | Ι | Κ | Κ | Κ | Λ | Λ | Λ | Μ | Μ | Μ | Ν | Ν | Ν | Ξ | Ξ | Ξ | Ο | Ο | Ο | Π | Π | Π | Ρ | Ρ | Ρ | Σ | Σ | Σ | Τ | Τ | Τ | Υ | Υ | Υ | Φ | Φ | Φ | Χ | Χ | Χ | Ψ | Ψ | Ψ | Ω | Ω | Ω | α | α | α | β | β | β | γ | γ | γ | δ | δ | δ | ε | ε | ε | χ | χ | χ | ψ | ψ | ψ | ω | ω | ω |
特殊符号 | 命名实体 | 十进制编码 | ϑ | ϑ | ϑ | ϒ | ϒ | ϒ | ϖ | ϖ | ϖ | • | • | • | … | … | … | ′ | ′ | ′ | ″ | ″ | ″ | ‾ | ‾ | ‾ | ⁄ | ⁄ | ⁄ | ℘ | ℘ | ℘ | ℑ | ℑ | ℑ | ℜ | ℜ | ℜ | ™ | ™ | ™ | ℵ | ℵ | ℵ | ← | ← | ← | ↑ | ↑ | ↑ | → | → | → | ↓ | ↓ | ↓ | ↔ | ↔ | ↔ | ↵ | ↵ | ↵ | ⇐ | ⇐ | ⇐ | ⇑ | ⇑ | ⇑ | ⇒ | ⇒ | ⇒ | ⇓ | ⇓ | ⇓ | ⇔ | ⇔ | ⇔ | ∀ | ∀ | ∀ | ∂ | ∂ | ∂ | ∃ | ∃ | ∃ | ∅ | ∅ | ∅ | ∇ | ∇ | ∇ | ∈ | ∈ | ∈ | ∉ | ∉ | ∉ | ∋ | ∋ | ∋ | ∏ | ∏ | ∏ | ∑ | ∑ | − | − | − | − | ∗ | ∗ | ∗ | √ | √ | √ | ∝ | ∝ | ∝ | ∞ | ∞ | ∞ | ∠ | ∠ | ∠ | ∧ | ∧ | ⊥ | ∨ | ∨ | ⊦ | ∩ | ∩ | ∩ | ∪ | ∪ | ∪ | ∫ | ∫ | ∫ | ∴ | ∴ | ∴ | ∼ | ∼ | ∼ | ≅ | ≅ | ≅ |
特殊符号 | 命名实体 | 十进制编码 | ≈ | ≈ | ≅ | ≠ | ≠ | ≠ | ≡ | ≡ | ≡ | ≤ | ≤ | ≤ | ≥ | ≥ | ≥ | ⊂ | ⊂ | ⊂ | ⊃ | ⊃ | ⊃ | ⊄ | ⊄ | ⊄ | ⊆ | ⊆ | ⊆ | ⊇ | ⊇ | ⊇ | ⊕ | ⊕ | ⊕ | ⊗ | ⊗ | ⊗ | ⊥ | ⊥ | ⊥ | ⋅ | ⋅ | ⋅ | ⌈ | ⌈ | ⌈ | ⌉ | ⌉ | ⌉ | ⌊ | ⌊ | ⌊ | ⌋ | ⌋ | ⌋ | ◊ | ◊ | ◊ | ♠ | ♠ | ♠ | ♣ | ♣ | ♣ | ♥ | ♥ | ♥ | ♦ | ♦ | ♦ |
| |   | ¡ | ¡ | ¡ | ¢ | ¢ | ¢ | £ | £ | £ | ¤ | ¤ | ¤ | ¥ | ¥ | ¥ | ¦ | ¦ | ¦ | § | § | § | ¨ | ¨ | ¨ | © | © | © | ª | ª | ª | « | « | « | ¬ | ¬ | ¬ |
| ­ | ­ | ® | ® | ® | ¯ | ¯ | ¯ | ° | ° | ° | ± | ± | ± | ² | ² | ² | ³ | ³ | ³ | ´ | ´ | ´ | µ | µ | µ | “ | " | " | < | < | < | > | > | > | ‘ |
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