check if in list python 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 anything in a list is in a string python

y = any(x in String for x in List)

Example 3: how to check if any item in list is in anoter list

# checking all elements of list_B in list_A
list_A = [1, 2, 3, 4]
list_B = [2, 3]

check = any(item in list_A for item in list_B)

print(check)
# True

Example 4: 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 5: if list item in string python

if any(ext in url_string for ext in extensionsToCheck):
    print(url_string)

Example 6: python check if list contains value

if value in list:
  #do stuff

#Also to check if it doesn't contain
if value not in list:
  #do stuff