python check string not exist in array
arr_test = ["thetung1","thetung2","thetung3"]
title = "thetung"
if title not in arr_test:
arr_test.append(title)
python check string not exist in array
arr_test = ["thetung1","thetung2","thetung3"]
title = "thetung"
if title not in arr_test:
arr_test.append(title)
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
python check array exists
array = [1,2,3,4]
exists_2 = 2 in array
print(exists_2) # True
exists_5 = 5 in array
print(exists_5) # False
Copyright © 2021 Codeinu
Forgot your account's password or having trouble logging into your Account? Don't worry, we'll help you to get back your account. Enter your email address and we'll send you a recovery link to reset your password. If you are experiencing problems resetting your password contact us