NAME
else - execute command if a condition is not met
Synopsis
if CONDITION; COMMANDS_TRUE...; [else;
COMMANDS_FALSE...;] end
Description
if will execute the command CONDITION. If the
condition's exit status is 0, the commands COMMANDS_TRUE will
execute. If it is not 0 and else is given, COMMANDS_FALSE will be
executed. Hint: use begin; ...; end for complex conditions.
Example
The command if test -f foo.txt; echo foo.txt
exists; else; echo foo.txt does not exist; end will print foo.txt
exists if the file foo.txt exists and is a regular file, otherwise
it will print foo.txt does not exist.