Python String isalnum() Method
Python String isalnum() method checks whether all the characters in a given string are alphanumeric or not. Alphanumeric means a character that is either a letter or a number.
Syntax:
string_name.isalnum()
Parameter:
isalnum() method takes no parameters
Return:
- True: If all the characters are alphanumeric
- False: If one or more characters are not alphanumeric
Example 1: Working of isalnum()
Python
# Python program to demonstrate the use of# isalnum() method # here a,b and c are characters and 1,2 and 3# are numbersstring = "abc123"print(string.isalnum()) # here a,b and c are characters and 1,2 and 3 # are numbers but space is not a alphanumeric # characterstring = "abc 123" print(string.isalnum()) |
Output:
True False
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