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 empty? :str ;prints 'true' |
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print not empty? :str ;prints 'false' |
print not empty? :str ;prints 'false' |
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</lang> |
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=={{header|Lua}}== |
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<lang Lua> |
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str = "" -- create empty string |
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str == "" -- test for empty string |
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str ~= "" -- test for nonempty string |
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</lang> |
</lang> |
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