Bash:Function: Difference between revisions
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Created page with "category:Bash category:Linux/Unix ;function <naam> { cmdlist } :Define a function (subroutine), must be run by the script before you can call it. :A function is calle..." |
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Revision as of 11:19, 14 January 2022
- function <naam> { cmdlist }
- Define a function (subroutine), must be run by the script before you can call it.
- A function is called by the function name and eventual parameters. Parameters are positional like when you call a scripts ($1, $2,...). Variables that already exist when you call the functions are global.
- typeset VAR=<value>
- Define local variables in a function.
- Functions can be made available in the loginshell by defining them in the $ENV script or by putting the script in $FPATH.
- unset -f <function>
- Undefine function