Python String isalpha() Method Last Updated : 13 Nov, 2024 Comments Improve Suggest changes Like Article Like Report The isalpha() method checks if all characters in a given string are alphabetic. It returns True if every character in the string is a letter and False if the string contains any numbers, spaces, or special characters.Let’s start with a simple example of using isalpha() Python s1 = "HelloWorld" res1 = s1.isalpha() print(res1) s2 = "Hello123" res2 = s2.isalpha() print(res2) OutputTrue False Explanation: The string s1 are contains only alphabetic characters, so isalpha() returns True but the string s2 contains non-alphabetic characters so isalpha() returns FalseTable of ContentSyntax of isalpha() MethodExample of isalpha() MethodString with SpaceString with NumbersFrequently Asked Questions (FAQs) on isalpha()Syntax of isalpha() Methodstring.isalpha()Parameter:No parameters are required.Return Type:Returns True if all characters in string are alphabetic (A-Z, a-z) and False otherwise.Example of isalpha() MethodString with Space Python s = "Hello World" print(s.isalpha()) OutputFalse Explanation: Since s contains a space which is not an alphabetic character, so isalpha() returns False.String with Numbers Python s = "Python123" print(s.isalpha()) OutputFalse Explanation: Here, s contains numbers (123), so isalpha() returns False. Comment More infoAdvertise with us Next Article Python String isalpha() Method A AyushSaxena Follow Improve Article Tags : Misc Python Python-Built-in-functions python-string Practice Tags : Miscpython Similar Reads Python String Methods Python string methods is a collection of in-built Python functions that operates on strings.Note: Every string method in Python does not change the original string instead returns a new string with the changed attributes. Python string is a sequence of Unicode characters that is enclosed in quotatio 5 min read String capitalize() Method in Python The capitalize() method in Python is used to change the first letter of a string to uppercase and make all other letters lowercase. 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