Empty string: Difference between revisions
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Added Robotic implementation to Empty string |
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The empty string is printed by Python REPL as <nowiki>''</nowiki>, and is treated as boolean false (as are most empty container types, by convention). Any non-empty ''string'', including '0', is always treated as True in a boolean context. |
The empty string is printed by Python REPL as <nowiki>''</nowiki>, and is treated as boolean false (as are most empty container types, by convention). Any non-empty ''string'', including '0', is always treated as True in a boolean context. |
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<lang python>s = '' |
<lang python>s = '' |
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if |
if len(s) == 0: |
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print( |
print("String is empty") |
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else: |
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if s: |
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print( |
print("String not empty") |
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=={{header|R}}== |
=={{header|R}}== |
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