Python String isnumeric() Method
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Description
The method isnumeric() checks whether the string consists of only numeric characters. This method is 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.
Syntax
Following is the syntax for isnumeric() method −
str.isnumeric()
Parameters
NA
Return Value
This method returns true if all characters in the string are numeric, false otherwise.
Example
The following example shows the usage of isnumeric() method.
Live Demo#!/usr/bin/python str = u"this2009"; print str.isnumeric() str = u"23443434"; print str.isnumeric()
When we run above program, it produces following result −
False True
python_strings.htm
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