python .join() code example

Example 1: python merge list into string

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

Example 2: join() python

# example of join() function in python

numList = ['1', '2', '3', '4']
separator = ', '
print(separator.join(numList))

Example 3: join method in python

# the join method in python is works like 
# it joins the the string that you provide to it to a sequence types(lists etc..)
flowers = [
    "Daffodil",
    "Evening Primrose",
    "Hydrangea",
    "Iris",
    "Lavender",
    "Sunflower",
    "Tiger Lilly",
]
print(", ".join(flowers))

# what the sbove code does is it joins all the flowers in list by ', '
# output = Daffodil, Evening Primrose, Hydrangea, Iris, Lavender, Sunflower, Tiger Lilly

Example 4: join function in python

# use of join function to join list 
# elements without any separator. 
  
# Joining with empty separator 
list1 = ['g','e','e','k', 's']  
print("".join(list1)) 

#Output:
geeks

Example 5: join python documentation

>>> ''.join(['A', 'B', 'C'])
'ABC'
>>> ''.join({'A': 0, 'B': 0, 'C': 0}) # note that dicts are unordered
'ACB'
>>> '-'.join(['A', 'B', 'C'])  # '-' string is the seprator
'A-B-C'

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