Python String join() method is a string method and returns a string in which the elements of the sequence have been joined by the str separator.
Syntax:
string_name.join(iterable)
Parameters:
The join() method takes iterable – objects capable of returning their members one at a time. Some examples are List, Tuple, String, Dictionary, and Set
Return Value:
The join() method returns a string concatenated with the elements of iterable.
Type Error:
If the iterable contains any non-string values, it raises a TypeError exception.
Example 1: Working of join() method
Python
# Python program to demonstrate the # use of join function to join list # elements with a character. list1 = ['1','2','3','4']
s = "-"
# joins elements of list1 by '-' # and stores in sting s s = s.join(list1)
# join use to join a list of # strings to a separator s print(s)
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Output:
1-2-3-4
Example 2: Joining with an empty string
Python
# Python program to demonstrate the # use of join function to join list # elements without any separator. # Joining with empty separator list1 = ['g','e','e','k', 's']
print("".join(list1))
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Output:
geeks
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