dd (Unix) - Wikipedia dd (Data (set) Definition) is a shell command for reading, writing and converting file data Originally developed for Unix, it has been implemented on many other environments including Unix-like operating systems, Windows, Plan 9 and Inferno
Linux dd 命令 | 菜鸟教程 Linux dd 命令用于读取、转换并输出数据。 dd 可从标准输入或文件中读取数据,根据指定的格式来转换数据,再输出到文件、设备或标准输出。 参数说明: if=文件名:输入文件名,默认为标准输入。 即指定源文件。 of=文件名:输出文件名,默认为标准输出。
dd (1) - Linux manual page - man7. org If you discover any rendering problems in this HTML version of the page, or you believe there is a better or more up-to-date source for the page, or you have corrections or improvements to the information in this COLOPHON (which is not part of the original manual page), send a mail to man-pages@man7 org GNU coreutils 9 11 April 2026 DD(1)