sh, resh, ksh, bash -- POSIX-compliant (Korn/Bourne-Again) shell and command interpreter
File Descriptors and Redirection The shell sometimes refers to files using file descriptors. A file descriptor is a number in the range 0 through 9. It may have any number of digits. For example, the file descriptors 001 and 01 are identical to file descr...
網址安全性掃描由 
提供
