Exploring the use of the isalnum () method in Python

Exploring the use of the isalnum () method in Python

This article mainly introduces how to use the isalnum () method in Python. It is the basic knowledge of getting started with Python. For more information, see

The isalnum () method checks whether a string contains letters, numbers, and characters.

Syntax

The syntax of the isalnum () method is as follows:

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1	Str. isa1num ()

Parameters

NA

Return Value

Returns true if all letters, numbers, and at least one character in a string. Otherwise, returns false.

Example

The following example shows how to use the isalnum () method.

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#! /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 the above program, it will produce the following results:

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1 2	True False