isalnum() method in Python
The isalnum() method returns the value True , if all the characters are alphanumeric in the string. An alphanumeric character is either a letter (A-Z, a-z) or a digit (0-9).
Syntax
string.isalnum()
No Parameters
Example with alphanumeric string.
Example
a = "RamKumar30" b = a.isalnum() print(b)
Output
True
Example with spaces.
Example
a = "RamKumar 30" b = a.isalnum() print(b)
Output
false