Empty string: Difference between revisions
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if {[string compare $s ""] != 0} {puts "is non-empty"}</lang> |
if {[string compare $s ""] != 0} {puts "is non-empty"}</lang> |
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=={{header|TUSCRIPT}}== |
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<lang tuscript> |
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$$ MODE TUSCRIPT |
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s="" |
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IF (s=="") PRINT "s is an empty string" |
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IF (s!="") PRINT "s is a non-empty string" |
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</lang> |
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Output: |
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<pre> |
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s is an empty string |
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</pre> |
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=={{header|UNIX Shell}}== |
=={{header|UNIX Shell}}== |
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