2006-09-19 22:52:03 +08:00
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\section else else - execute command if a condition is not met
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2005-09-20 21:31:55 +08:00
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\subsection else-synopsis Synopsis
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2006-09-19 22:52:03 +08:00
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<tt>if CONDITION; COMMANDS_TRUE...; [else; COMMANDS_FALSE...;] end</tt>
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2005-09-20 21:31:55 +08:00
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\subsection else-description Description
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2006-09-19 22:52:03 +08:00
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<tt>if</tt> will execute the command CONDITION. If the condition's exit
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status is 0, the commands COMMANDS_TRUE will execute. If it is not 0 and
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<tt>else</tt> is given, COMMANDS_FALSE will be executed. Hint: use
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<a href="#begin"><tt>begin; ...; end</tt></a> for complex conditions.
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2005-09-20 21:31:55 +08:00
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\subsection else-example Example
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The command <tt>if test -f foo.txt; echo foo.txt exists; else; echo foo.txt does not exist; end</tt>
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will print <tt>foo.txt exists</tt> if the file foo.txt
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exists and is a regular file, otherwise it will print
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<tt>foo.txt does not exist</tt>.
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