Python 3 - String isdecimal() Method

Description

The isdecimal() method checks whether the string consists of only decimal characters. This method are present only on unicode objects.

Note − Unlike in Python 2, all strings are represented as Unicode in Python 3. Below is the example.

Following is the syntax for isdecimal() method −

str.isdecimal()

This method returns true if all characters in the string are decimal, false otherwise.

The following example shows the usage of isdecimal() method.

#!/usr/bin/python3

str = "this2016"
print (str.isdecimal())

str = "23443434"
print (str.isdecimal())

When we run above program, it produces the following result −

False
True

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