how to check if an array contains a value python code example
Example 1: python check string not exist in array
arr_test = ["thetung1","thetung2","thetung3"]
title = "thetung"
if title not in arr_test:
arr_test.append(title)
Example 2: 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 3: python check if list contains
bikes = ['trek', 'redline', 'giant']
'trek' in bikes
Example 4: how to check if value is in list python
>>> letters = [a,b,c,d,e]
>>> 'a' in letters:
True
Example 5: python check if list contains value
if value in list:
if value not in list:
Example 6: how to check an array for a value in python
s = set(a)
if 7 in s: