19 lines
355 B
Markdown
19 lines
355 B
Markdown
---
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title: is_lower_case
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tags: string,utility,beginner
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---
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Checks if a string is lower case.
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Convert the given string to lower case, using `str.lower()` and compare it to the original.
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```py
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def is_lower_case(string):
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return string == string.lower()
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```
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```py
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is_lower_case('abc') # True
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is_lower_case('a3@$') # True
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is_lower_case('Ab4') # False
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``` |