Finding the index of a list item in Python
Finding the Index of a List Item in Python
The index() method of the list class returns the index of the first occurrence of a given item.
Syntax
list.index(obj)
Return Value
The index() method returns an integer representing the index of the first occurrence of an object.
Example
See the example below −
lst = [25, 12, 10, -21, 10, 100]
print ("lst:", lst)
x = lst.index(10)
print ("First index of 10:", x)
It will produce the following output −
lst: [25, 12, 10, -21, 10, 100]
First index of 10: 2