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Use ''which'' to find out which version of an executable you're actually running. Quite useful when a given executable might be installed multiple times on a computer. | Use ''which'' to find out which version of an executable you're actually running. Quite useful when a given executable might be installed multiple times on a computer. | ||
+ | <pre> | ||
+ | $ man which | ||
+ | |||
+ | WHICH(1) General Commands Manual WHICH(1) | ||
+ | |||
+ | NAME | ||
+ | which - locate a command | ||
+ | |||
+ | SYNOPSIS | ||
+ | which [-a] filename ... | ||
+ | |||
+ | DESCRIPTION | ||
+ | which returns the pathnames of the files (or links) which would be executed in the current environment, had | ||
+ | its arguments been given as commands in a strictly POSIX-conformant shell. It does this by searching the | ||
+ | PATH for executable files matching the names of the arguments. It does not canonicalize path names. | ||
+ | |||
+ | OPTIONS | ||
+ | -a print all matching pathnames of each argument | ||
+ | |||
+ | EXIT STATUS | ||
+ | 0 if all specified commands are found and executable | ||
+ | |||
+ | 1 if one or more specified commands is nonexistent or not executable | ||
+ | |||
+ | 2 if an invalid option is specified | ||
+ | |||
+ | Debian 29 Jun 2016 WHICH(1) | ||
+ | </pre? | ||
E.g.: | E.g.: | ||
Huidige versie van 31 okt 2022 om 04:10
Use which to find out which version of an executable you're actually running. Quite useful when a given executable might be installed multiple times on a computer.
$ man which WHICH(1) General Commands Manual WHICH(1) NAME which - locate a command SYNOPSIS which [-a] filename ... DESCRIPTION which returns the pathnames of the files (or links) which would be executed in the current environment, had its arguments been given as commands in a strictly POSIX-conformant shell. It does this by searching the PATH for executable files matching the names of the arguments. It does not canonicalize path names. OPTIONS -a print all matching pathnames of each argument EXIT STATUS 0 if all specified commands are found and executable 1 if one or more specified commands is nonexistent or not executable 2 if an invalid option is specified Debian 29 Jun 2016 WHICH(1) </pre? E.g.: <pre> $ which wp /opt/wp