@jerad
To check for special letters using regular expressions (regex), you can use the following pattern:
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[^a-zA-Z0-9s] |
This pattern will match any character that is not a letter (upper or lower case), a number, or a whitespace character.
Here is an example using Python to check for special letters in a string:
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import re def check_special_letters(text): pattern = re.compile(r'[^a-zA-Z0-9s]') special_letters = pattern.findall(text) if special_letters: print("Special letters found:", special_letters) else: print("No special letters found") text = "Hello, world! This is a test 123." check_special_letters(text) |
In this example, the text "Hello, world! This is a test 123." is checked for special letters using the regex pattern. The function will output the special letters found in the text.