参考Latex各种箭头符号总结 - 云+社区 - 腾讯云
| 字符 | 含义 |
|---|---|
| \uparrow | ↑ |
| \downarrow | ↓ |
| \Uparrow | ⇑ |
| \Downarrow | ⇓ |
| \updownarrow | ↕ |
| \Updownarrow | ⇕ |
| \rightarrow | → |
| \leftarrow | ← |
| \Rightarrow | ⇒ |
| \Leftarrow | ⇐ |
| \leftrightarrow | ↔ |
| \Leftrightarrow | ⇔ |
| \longrightarrow | ⟶ |
| \longleftarrow | ⟵ |
| \Longrightarrow | ⟹ |
| \Longleftarrow | ⟸ |
| \mapsto | ↦ |
| \longmapsto | ⟼ |
| \hookleftarrow | ↩ |
| \hookrightarrow | ↪ |
| \leftharpoonup | ↼ |
| \rightharpoonup | ⇀ |
| \leftharpoondown | ↽ |
| \rightharpoondown | ⇁ |
| \rightleftharpoons | ⇌ |
| \leadsto | ⇝ |
| \nearrow | ↗ |
| \searrow | ↘ |
| \swarrow | ↙ |
| \nwarrow | ↖ |
| \nleftarrow | ↚ |
| \nrightarrow | ↛ |
| \nLeftarrow | ⇍ |
| \nRightarrow | ⇏ |
| \nleftrightarrow | ↮ |
| \nLeftrightarrow | ⇎ |
| \dashrightarrow | ⇢ |
| \dashleftarrow | ⇠ |
| \leftleftarrows | ⇇ |
| \leftrightarrows | ⇆ |
| \Lleftarrow | ⇚ |
| \twoheadleftarrow | ↞ |
| \leftarrowtail | ↢ |
| \looparrowleft | ↫ |
| \leftrightharpoons | ⇋ |
| \curvearrowleft | ↶ |
| \circlearrowleft | ↺ |
| \Lsh | ↰ |
| \upharpoonleft | ↿ |
| \downharpoonleft | ⇃ |
| \upuparrows | ⇈ |
| \multimap | ⊸ |
| \leftrightsquigarrow | ↭ |
| \rightrightarrows | ⇉ |
| \rightleftarrows | ⇄ |
| \twoheadrightarrow | ↠ |
| \rightarrowtail | ↣ |
| \looparrowright | ↬ |
| \rightleftharpoons | ⇌ |
| \curvearrowright | ↷ |
| \circlearrowright | ↻ |
| \Rsh | ↱ |
| \downdownarrows | ⇊ |
| \upharpoonright | ↾ |
| \downharpoonright | ⇂ |
| \rightsquigarrow | ⇝ |
