python value in list code example

Example 1: how to check an element in a list in python

thislist = ["apple", "banana", "cherry"]
if "apple" in thislist:
  print("Yes, 'apple' is in the fruits list")

Example 2: Check if element in list Python

listA = [item1, item2, item3]
if item4 in listA:
  print('yes, item4 is in the list')
else:
  print('no, item4 is not in the list')

Example 3: python check if list contains

# To check if a certain element is contained in a list use 'in'
bikes = ['trek', 'redline', 'giant']
'trek' in bikes
# Output:
# True

Example 4: python get element from list

my_list = ["pizza", "soda", "muffins"]

my_list[0] # outputs "pizza"
my_list[-1] # outputs the last element of the list which is "muffins"
my_list[:] # outputs the whole list
my_list[:-1] # outputs the whole list except its last element

# you can also access a string's letter like this

Example 5: python how to check in a list

# app.py

listA = ['Stranger Things', 'S Education', 'Game of Thrones']

if 'Dark' in listA:
    print("Yes, 'S Eductation' found in List : ", listA)
else:
    print("Nope, 'Dark' not found in the list")

Example 6: how to check an array for a value in python

s = set(a)
if 7 in s:
  # do stuff