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Empty string: Difference between revisions
Category:Simple
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{{task}}
Languages may have features for dealing specifically with empty strings
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* Demonstrate how to check that a string is not empty.
[[Category:String manipulation]] [[Category:Simple]]
=={{header|ACL2}}==
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print "Is b not empty ?",length(b)!=0;
}</lang>
{{out}}
<pre>$ awk -f R/tmp/string.awk
a =
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