英語 での Shell variables の使用例とその 日本語 への翻訳
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Shell Variables.
Names of all shell variables.
Shell variables, sourced by the picobsd script(optional).
Names of exported shell variables.
There are shell variables and environment variables. .
Export Names of exported shell variables.
There are shell variables and environment variables. .
What are the special dollar sign shell variables?
The values of shell variables can be displayed and changed with the set and unset commands.
This option is useful for setting shell variables.
Use and modify the shell variables including defining, referencing and exporting environment variables. .
The first form prints the values of all shell variables.
The values of shell variables can be displayed and changed with the\fIset\fR and\fIunset\fR commands.
The sixth form lists only the names of all shell variables that are read-only.
Within an expression, shell variables may also be referenced by name without using the parameter expansion syntax.
Pattern is a numeric range,with the same syntax used to index shell variables.
Shell variables and functions marked for export, along with variables exported for the command, passed in the environment.
You can also learn about Korn shell scripting(June 2008) and Tcsh shell variables(August 2008).
The noglob and nonomatch shell variables and the expand-glob editor command apply to directory stack as well as filename substitutions.
The effect is as if the shell command''IGNOREEOF=10'' had been executed(see Shell Variables above).
Note also the newgrp builtin, the afsuser and echo_style shell variables and the system-dependent locations of the shell's input files(see FILES).
The effect is as if the shell command''IGNOREEOF=10'' had been executed(see Shell Variables above).
The watch and who shell variables can be set to report when selected users log in or out, and the log builtin command reports on those users at any time.
They are summarized here, and described in detail under the appropriate Builtin commands,Special shell variables and Special aliases.
Completion and listing are affected by several other shell variables: recexact can be set to complete on the shortest possible unique match, even if more typing might result in a longer match:.
The next sections of this manual describe all of the available Builtin commands,Special aliases and Special shell variables.
The history builtin command can print, store in a file, restore and clear the history list at any time,and the savehist and histfile shell variables can be set to store the history list automatically on logout and restore it on login.
See the cd, pushd,popd and dirs commands and their associated shell variables, the description of Directory stack substitution, the dirstack, owd and symlinks shell variables and the normalize-command and normalize-path editor commands.
The who shell variable controls the format of watch reports.
The dirstack shell variable can be examined to see the directory stack and set to put arbitrary directories into the directory stack.