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Unisko PENG 2023-04-07 16:47:38 +08:00
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src/Ch21_Appendix.md
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@ -145,7 +145,7 @@ fn main() {
| `-` | `- expr` | 算术取反运算 | `Neg` |
| `-` | `expr - expr` | 算术减法运算 | `Sub` |
| `-=` | `var -= expr` | 算术减法运算并赋值 | `SubAssign` |
| `->` | `fn(...) -> type`, `|...| -> type` | 函数与闭包的返回值类型 | |
| `->` | `fn(...) -> type`, <code>&vert;...&vert; -> type</code> | 函数与闭包的返回值类型 | |
| `.` | `expr.ident` | 成员访问 | |
| `..` | `..`, `expr..`, `..expr`, `expr..expr` | 排除右侧的范围语法字面值 | `PartialOrd` |
| `..=` | `..=expr`, `expr..=expr` | 包含右侧范围语法字面值 | `PartialOrd` |
@ -173,10 +173,10 @@ fn main() {
| `@` | `ident @ pat` | 模式绑定 | |
| `^` | `var ^ expr` | 按位异或运算 | `BitXor` |
| `^=` | `var ^= expr` | 按位异或运算并赋值 | `BitXorAssign` |
| `︱` | `pat︱pat` | 模式选择，pattern alternatives | |
| `︱` | `expr︱expr` | 按位或运算 | `BitOr` |
| `︱=` | `var ︱= expr` | 按位或运算并赋值 | `BitOrAssign` |
| `︱︱` | `expr︱︱expr` | 短路逻辑或运算 | |
| <code>&vert;</code> | <code>pat &vert; pat</code> | 模式选择，pattern alternatives | |
| <code>&vert;</code> | <code>expr &vert; expr</code> | 按位或（OR）运算 | `BitOr` |
| <code>&vert;=</code> | <code>var &vert;= expr</code> | 按位或（OR）运算并赋值 | `BitOrAssign` |
| <code>&vert;&vert;</code> | <code>expr &vert;&vert; expr</code> | 短路逻辑或运算，Short-circuiting logical OR | |
| `?` | `expr?` | 错误传递 | |
### 非运算符的符号