Python String - join() Method

The Python join() method returns a string which contains all elements of an iterable separated by the specified character(s). For this method, all elements of the iterable must be string.

Syntax

string.join(iterable)

Parameters

Return Value

Returns a string which contains all elements of an iterable separated by the specified character(s).

Example:Joining all elements of a list

In the example below, join() method is used to join all elements of the given list, each separated by a single whitespace.

MySeparator = " "
MyList = ["John", "25", "London"]
print(MySeparator.join(MyList))

The output of the above code will be:

John 25 London

Example: Joining all keys of a dictionary

In the example below, join() method is used to join all keys of the dictionary, each separated by @.

MyDict = {
   "name": "John",
   "age": 25,
   "city": "London"
}
MySeparator = "@"
print(MySeparator.join(MyDict))

The output of the above code will be:

name@age@city