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Empty string: Difference between revisions
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(→{{header|MATLAB}} / {{header|Octave}}: empty string in Matlab and Octave) |
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print empty? :str ;prints 'true'
print not empty? :str ;prints 'false'
</lang>
=={{header|Lua}}==
<lang Lua>
str = "" -- create empty string
str == "" -- test for empty string
str ~= "" -- test for nonempty string
</lang>
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