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faq.rst: fix typo

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Johannes Altmanninger 2022-08-14 10:54:28 +02:00
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doc_src/faq.rst
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@ -29,7 +29,7 @@ Use ``set -q var``. For example, ``if set -q var; echo variable defined; end``.
echo either variable defined echo either variable defined
end end
Keep in mind that a defined variabled could also be empty, either by having no elements (if set like ``set var``) or only empty elements (if set like ``set var ""``). Read on for how to deal with those. Keep in mind that a defined variable could also be empty, either by having no elements (if set like ``set var``) or only empty elements (if set like ``set var ""``). Read on for how to deal with those.
How do I check whether a variable is not empty? How do I check whether a variable is not empty?