python array join

1>>> a = ['a', 'b', 'c', 'd']
2>>> ''.join(a)
3'abcd'

1>>> sentence = ['this','is','a','sentence']
2>>> '-'.join(sentence)
3'this-is-a-sentence'

1list = ['Add', 'Grepper', 'Answer']
2Inline
3> joined = " ".join(list)
4> Add Grepper Answer
5Variable
6> seperator = ", "
7> joined = seperator.join(list)
8> Add, Grepper, Answer

1# example of join() function in python
2
3numList = ['1', '2', '3', '4']
4separator = ', '
5print(separator.join(numList))

1# Joins all items in a list or tuple, using a specific separator
2lst = ['a', 'b', 'c']
3joinedLst = ', '.join(lst)
4print(x) # Prints 'a, b, c'

1list1 = ["a", "b", "c"]
2list2 = [1, 2, 3]
3
4list3 = list1 + list2
5print(list3)