Empty string: Difference between revisions
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Some languages have syntax or semantics for dealing specifically with empty strings. |
Some languages have syntax or semantics for dealing specifically with empty strings. |
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{{draft task}} |
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== Task == |
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The task is to: |
The task is to: |
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[[Category:String manipulation]] |
[[Category:String manipulation]] |
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=={{header|Python}}== |
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<lang python>s = '' |
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if not s: |
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print('String s is empty.') |
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if s: |
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print('String s is not empty.')</lang> |
Revision as of 21:07, 4 July 2011
Empty string is a draft programming task. It is not yet considered ready to be promoted as a complete task, for reasons that should be found in its talk page.
Some languages have syntax or semantics for dealing specifically with empty strings.
Empty string is a draft programming task. It is not yet considered ready to be promoted as a complete task, for reasons that should be found in its talk page.
The task is to:
- Demonstrate how to assign an empty string to a variable.
- Demonstrate how to check that a string is empty
- Demonstrate how to check that a string is not empty.
Python
<lang python>s = if not s:
print('String s is empty.')
if s:
print('String s is not empty.')</lang>