# nm

显示二进制目标文件的符号表

## 补充说明

**nm命令** 被用于显示二进制目标文件的符号表。

### 语法

```
nm(选项)(参数)
```

### 选项

```
-A：每个符号前显示文件名；
-D：显示动态符号；
-g：仅显示外部符号；
-r：反序显示符号表。
```

### 参数

目标文件：二进制目标文件，通常是库文件和可执行文件。


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