Empty string: Difference between revisions

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=={{header|Elena}}==
<lang elena>#import systemextensions.
#import extensions.
 
#symbol program = [
#var s := emptyLiteralValue.
 
if (s is &empty)
? [ console writeLine:"'": s :"' is empty". ].
if (s is &nonempty)
? [ console writeLine:"'": s :"' is not empty". ].
].</lang>
 
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