python array join string code example

Example 1: python merge list into string

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

Example 2: python join list to string

list = ['Add', 'Grepper', 'Answer']
Inline
> joined = " ".join(list)
> Add Grepper Answer
Variable
> seperator = ", "
> joined = seperator.join(list)
> Add, Grepper, Answer

Example 3: join lists python

first_list = ["1", "2"]
second_list = ["3", "4"]

# Multiple ways to do this:
first_list += second_list
first_list = first_list + second_list
first_list.extend(second_list)

Example 4: python array join

my_list = ['a','b','c']  
separator = ","
separator = separator.join(my_list) 
print(separator)        # a,b,c