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Python – Check If a Character Appears Twice in String

In this tutorial, we will look at how to check whether a character appears twice in a string or not in Python with the help of some examples. How to check if a character appears twice in a string? Depending upon your use case, you might be checking for one of the following two things …

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Python – Check If String Contains Vowels

In this tutorial, we will look at how to check if a string in Python contains any vowel character or not with the help of some examples. How to check if a string contains any vowel characters? You can use a combination of the Python built-in any() function and the membership operator in to check …

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Python – Check If String Contains Lowercase Letters

In this tutorial, we will look at how to check if a string in Python contains any lowercase characters or not with the help of some examples. How to check if a string contains any lowercase characters? You can use a combination of the Python built-in any() function and the string islower() function to check …

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Python – Check If String Contains Uppercase Letters

In this tutorial, we will look at how to check if a string in Python contains any uppercase characters or not with the help of some examples. How to check if a string contains any uppercase characters? You can use a combination of the Python built-in any() function and the string isupper() function to check …

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