Python string | isdecimal()

isdecimal()-It is a function in Python that returns true if all characters in a string are decimal. If all characters are not decimal then it returns false.

Syntax:

string_name.isdecimal()
Here string_name is the string whose characters are to be checked

Parameters:This method does not takes any parameters .

Returns Value:

True – all characters are decimal
False – one or more then one character is not decimal.

Below is the Python3 implementation of isdecimal() method:

# Python3 program to demonstrate the use
# of isdecimal()

s = "12345"
print(s.isdecimal())

# contains alphabets
s = "12geeks34"
print(s.isdecimal())

# contains numbers and spaces
s = "12 34"
print(s.isdecimal())

Output:

True
False
False

My Personal Notes arrow_drop_up

Save