1# rm<a name="ZH-CN_TOPIC_0000001134006266"></a> 2 3- [命令功能](#section181141523142613) 4- [命令格式](#section8800926132619) 5- [参数说明](#section15476229152617) 6- [使用指南](#section10578163215262) 7- [使用实例](#section18548133511263) 8- [输出说明](#section1565323814265) 9 10## 命令功能<a name="section181141523142613"></a> 11 12rm命令用来删除文件或文件夹。 13 14## 命令格式<a name="section8800926132619"></a> 15 16rm \[_-r_\] \[_dirname / filename_\] 17 18## 参数说明<a name="section15476229152617"></a> 19 20**表 1** 参数说明 21 22<a name="table1507mcpsimp"></a> 23<table><thead align="left"><tr id="row1513mcpsimp"><th class="cellrowborder" valign="top" width="22.220000000000002%" id="mcps1.2.4.1.1"><p id="p1515mcpsimp"><a name="p1515mcpsimp"></a><a name="p1515mcpsimp"></a>参数</p> 24</th> 25<th class="cellrowborder" valign="top" width="51.519999999999996%" id="mcps1.2.4.1.2"><p id="p1517mcpsimp"><a name="p1517mcpsimp"></a><a name="p1517mcpsimp"></a>参数说明</p> 26</th> 27<th class="cellrowborder" valign="top" width="26.26%" id="mcps1.2.4.1.3"><p id="p1519mcpsimp"><a name="p1519mcpsimp"></a><a name="p1519mcpsimp"></a>取值范围</p> 28</th> 29</tr> 30</thead> 31<tbody><tr id="row1520mcpsimp"><td class="cellrowborder" valign="top" width="22.220000000000002%" headers="mcps1.2.4.1.1 "><p id="p1522mcpsimp"><a name="p1522mcpsimp"></a><a name="p1522mcpsimp"></a>-r</p> 32</td> 33<td class="cellrowborder" valign="top" width="51.519999999999996%" headers="mcps1.2.4.1.2 "><p id="p1524mcpsimp"><a name="p1524mcpsimp"></a><a name="p1524mcpsimp"></a>可选参数,若是删除目录则需要该参数。</p> 34</td> 35<td class="cellrowborder" valign="top" width="26.26%" headers="mcps1.2.4.1.3 "><p id="p1526mcpsimp"><a name="p1526mcpsimp"></a><a name="p1526mcpsimp"></a>N/A</p> 36</td> 37</tr> 38<tr id="row1527mcpsimp"><td class="cellrowborder" valign="top" width="22.220000000000002%" headers="mcps1.2.4.1.1 "><p id="p1529mcpsimp"><a name="p1529mcpsimp"></a><a name="p1529mcpsimp"></a>dirname/filename</p> 39</td> 40<td class="cellrowborder" valign="top" width="51.519999999999996%" headers="mcps1.2.4.1.2 "><p id="p1531mcpsimp"><a name="p1531mcpsimp"></a><a name="p1531mcpsimp"></a>要删除文件或文件夹的名称,支持输入路径。</p> 41</td> 42<td class="cellrowborder" valign="top" width="26.26%" headers="mcps1.2.4.1.3 "><p id="p1533mcpsimp"><a name="p1533mcpsimp"></a><a name="p1533mcpsimp"></a>N/A</p> 43</td> 44</tr> 45</tbody> 46</table> 47 48## 使用指南<a name="section10578163215262"></a> 49 50- rm命令一次只能删除一个文件或文件夹。 51- rm -r命令可以删除非空目录。 52 53## 使用实例<a name="section18548133511263"></a> 54 55举例: 56 571. 输入rm log1.txt 582. 输入rm -r sd 59 60## 输出说明<a name="section1565323814265"></a> 61 62**图 1** 用 rm 命令删除文件 log1.txt<a name="fig886111415523"></a> 63 64 65**图 2** 用 rm -r 删除目录 sd<a name="fig20659194885211"></a> 66 67 68