# Python program to check if a string# contains any special characterimportre# Getting string input from the usermyStr=input('Enter the string : ')# Checking if a string contains any special characterregularExp=re.compile('[@_!#$%^&*()<>?/\|}{~:]')# Printing valuesprint("Entered ...
This example demonstrates how to use the any and isalpha functions to check if a character string contains a letter from the alphabet.Let’s check our first character string my_string1:print(any(c.isalpha() for c in my_string1)) # Check if letters are contained in string # True...
What's the recommended operator to check if a string contains a substring?Show/Hide How can you generalize a substring check to ignore case sensitivity?Show/Hide You now know how to pick the most idiomatic approach when you’re working with substrings in Python. Keep using the most descriptiv...
If the length of the set is not equal to the string's length, then the string has repeated characters.# Check if a string has repeated characters using a for loop You can also use a for loop to check if a string contains repeated characters. ...
Check if a Python String Contains a Number Using the findall() Method Conclusion Check if a Python String Contains a Number Using the ord() Function In ASCII encoding, numbers are used to represent characters. Each character is assigned a specific number between 0 to 127 to it. We can fin...
If each ASCII value is greater than 97, then True is returned, or else False is returned. Example In the below given example, we are writing a function checkLower() and comparing the ASCII values for every character in that string. If every character's ASCII value is greater than 96 ...
2. Use float() to Check String is a Floating Point Number Thefloat()function can be used to check if a string is a floating-point number in Python, actually, this method converts a string to a floating-point number however, we can use this to check string contains a float value. ...
if input_string=="": print("Input string is an empty string.") else: print("Input string is a whitespace character.") Output: The input string is: Input string is a whitespace character. Here, an input string that contains characters other than whitespaces will also return False as shown...
If you need to check if a string contains another string, refer to Python Check If String Contains Another String. Additionally, to find the length of a list in Python, see Find the Length of a List in Python. To learn how to add elements to a list in Python, visit Python Add to ...
\dReturns a match where the string contains digits (numbers from 0-9)"\d"Try it » \DReturns a match where the string DOES NOT contain digits"\D"Try it » \sReturns a match where the string contains a white space character"\s"Try it » ...