String Methods

A method is a function that belongs to
an object and performs some operation on that object. Strings in Python have
numerous methods.

Here is the general format of a string
method call:

stringvar.method(arguments)

Several string methods used for
performing the following types of operations:

• Testing the values of strings

• Performing various modifications

• Searching for substrings and replacing
sequences of characters

String Testing Methods

The string methods shown in the
following table test a string for specific characteristics.

Modification Methods

Although strings are immutable, meaning
they cannot be modified, they do have a number of methods that return modified
versions of themselves. Table below lists several of these methods.

Searching and Replacing

Table below lists some of the Python
string methods that search for substrings, as well as a method that replaces
the occurrences of a substring with another string.