/Python/Python get first element from list

Python get first element from list

arr = ["cat", "dog", "rabbit"]
first_element = arr[0]

list[0]

some_array[0]

// Python
list = [1,2,3]
firstdigit = list[0] // 1 

list = ['Hello', 'bye', 'Adios']
firstvalue = list[0] // 'Hello'

# How to get the first item in a list in python 3
bikes = ['trek', 'redline', 'giant']
first_bike = bikes[0]
print(first_bike)

# Output -
# trek

an_array = [1,2,3,4,5]
first element = an_array[0]

some_list[0]

# Python3 program to extract first and last
# element of each sublist in a list of lists
 
def Extract(lst):
    return [item[0] for item in lst]
     
# Driver code
lst = [[1, 2], [3, 4, 5], [6, 7, 8, 9]]
print(Extract(lst))

Source: geeksforgeeks.org

Similar codes

6 votes151 views6 answers
Ternary operator in python
Python
2 votes159 views3 answers
Sklearn version
Python
1 vote168 views1 answer
Distplot with plotly
Python
1 vote101 views1 answer
Create a response object python
Python
0 vote140 views1 answer
Following Links in Python
Python
0 vote144 views1 answer
Pandas correlation matrix between one column and all others
Python
0 vote152 views2 answers
Input list in function and display column in dataframe python
Python
4 votes140 views1 answer
Python return -1
Python
91 votes143 views6 answers
Time.sleep
Python
8 votes147 views6 answers
Fizzbuzz python
Python