Python String isnumeric() Method

Description

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

Note: To define a string as Unicode, one simply prefixes a 'u' to the opening quotation mark of the assignment. Below is the example..

Following is the syntax for isnumeric() method

str.isnumeric()

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

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

#!/usr/bin/python


str = u"this2009";  
print str.isnumeric();

str = u"23443434";
print str.isnumeric();

Let us compile and run the above program, this will produce the following result:

False
True