Python String isalnum() Method


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Description

The method isalnum() checks whether the string consists of alphanumeric characters.

Syntax

Following is the syntax for isalnum() method:

str.isa1num()

Parameters

  • NA

Return Value

This method returns true if all characters in the string are alphanumeric and there is at least one character, false otherwise.

Example

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

#!/usr/bin/python

str = "this2009";  # No space in this string
print str.isalnum()

str = "this is string example....wow!!!";
print str.isalnum()

When we run above program, it produces following result:

True
False

python_strings.htm

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