Use of the isdecimal() method to process strings in Python

The isdecimal() method checks whether a string consists of decimal characters only. This method only exists for unicode objects.

Note: To define a string as Unicode, just prefix it with a 'u' left quote. Below are examples.
Syntax

The following is the syntax of the isdecimal() method:

str.isdecimal()

##Parameters

NA

Return value

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

Example

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

#!/usr/bin/python
 
 
str = u"this2009";
print str.isdecimal();
 
str = u"23443434";
print str.isdecimal();

When we run the above program, it will produce the following results:

False
True

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