index of value in array python code example

Example 1: get index of item in list

list.index(element, start, end)

Example 2: position in array python

a_list = [1, 2, 3]

position_of_three = a_list.index(3)

print(position_of_three)

Example 3: python, list, index function

# vowels list
vowels = ['a', 'e', 'i', 'o', 'i', 'u']

# index of 'e' in vowels
index = vowels.index('e')
print('The index of e:', index)

# element 'i' is searched
# index of the first 'i' is returned
index = vowels.index('i')

print('The index of i:', index)