/Python/Python list add first

Python list add first

How to add element at first position in array python

array.insert(index, value)

x = [1,3,4]
a = 2
x.insert(1,a)

print(x)

#Will print: [1,2,3,4]

3

Python append to first index

In [1]: ls = [1,2,3]

In [2]: ls.insert(0, "new")

In [3]: ls
Out[3]: ['new', 1, 2, 3]

2

Source: stackoverflow.com

Python list add first

# list.insert(before, value)
list = ["a", "b"]
list.insert(0, "c")
print(list)     # ['c', 'a', 'b']

1

Similar codes

18 votes298 views1 answer
Is odd python
Python
2 votes358 views3 answers
Python pywin32 get current cursor row
Python
14 votes298 views6 answers
Find last element in list python
Python
15 votes427 views3 answers
Python flask sample application
Python Flask
0 vote352 views1 answer
How to add phone number to django user model
Python Django
0 vote298 views1 answer
Check for double character in a string python
Python
0 vote323 views1 answer
Print red in python
Python
15 votes369 views2 answers
How to play audio
Python
0 vote305 views1 answer
Full dist upgrade kali
Python
1 vote330 views1 answer
Python convert file into list
Python

Share