python index method
my_string = "Hello World!"
my_string.index("l") # outputs 2
# this method only outputs the index of the first "l" value in the string/list
python index method
my_string = "Hello World!"
my_string.index("l") # outputs 2
# this method only outputs the index of the first "l" value in the string/list
What is the index in python
1) how to find index of a word in a string:
my_string = "Hello World!"
my_string.index("l")
2) how to find the first occurance of a word in a string:
print(verse.index('and'))
3)how to find the last occurance of a word in a string:
print(verse.rindex('you'))
python index
animals = ['cat', 'dog', 'rabbit', 'horse']
# get the index of 'dog'
index = animals.index('dog')
print(index)
# Output: 1
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)
index error in python
# IndexError comes because you are trying to get the item that don't exists
# it means if you ant to get the numbers
numbers = [1, 2, 3, 4, 5, 6, 7, 8, 9 10]
length_of_numbers = len(numbers)
printnumbers(length_of_numbers) # raises IndexError because the len()
# function starts counting from 1 but the index sarts counting from 0
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