Empty string: Difference between revisions
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Langurmonkey (talk | contribs) |
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=={{header|langur}}== |
=={{header|langur}}== |
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You can use empty quote marks. |
You can use empty quote marks or you can use the zls token. |
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<syntaxhighlight lang="langur">val .zls = "" |
<syntaxhighlight lang="langur">val .zls = "" |
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writeln .zls == "" |
writeln .zls == "" |
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writeln .zls != "" |
writeln .zls != "" |
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writeln len(.zls)</syntaxhighlight> |
writeln len(.zls)</syntaxhighlight> |
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<syntaxhighlight lang="langur">val .zls = zls |
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writeln .zls == zls |
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writeln .zls != zls</syntaxhighlight> |
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{{out}} |
{{out}} |
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false |
false |
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0</pre> |
0</pre> |
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Also, zero-length strings are non-truthy and other strings are truthy (when used within a Boolean expression / test). |
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=={{header|Lasso}}== |
=={{header|Lasso}}== |
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