Python List index() Method

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Description

Python list method index() returns the lowest index in list that obj appears.

Syntax

Following is the syntax for index() method −

list.index(obj)

Parameters

• obj − This is the object to be find out.

Return Value

This method returns index of the found object otherwise raise an exception indicating that value does not find.

Example

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

#!/usr/bin/python

aList = [123, 'xyz', 'zara', 'abc'];
print "Index for xyz : ", aList.index( 'xyz' ) 
print "Index for zara : ", aList.index( 'zara' ) 

When we run above program, it produces following result −

Index for xyz :  1
Index for zara :  2