Function join() in Python
In this post, with a simple example, the power of the "join" function is presented.
Result:
This is a sentence.
In the above example, the "join" function is used to join a list of words by space.
Note: Actually, "join" is a method of the String class that returns a string in which the string elements of sequence are joined by the instance as separator. In the above example, the String instance is a space character: ' '. So the above example, could be written as:
In this post, with a simple example, the power of the "join" function is presented.
l = ['This', 'is', 'a', 'sentence']
str = ' '.join(l)
print(str + '.')
Result:str = ' '.join(l)
print(str + '.')
This is a sentence.
In the above example, the "join" function is used to join a list of words by space.
Note: Actually, "join" is a method of the String class that returns a string in which the string elements of sequence are joined by the instance as separator. In the above example, the String instance is a space character: ' '. So the above example, could be written as:
l = ['This', 'is', 'a', 'sentence']
space = ' '
str = space.join(l)
print(str + '.')
l = ['This', 'is', 'a', 'sentence']
space = ' '
str = space.join(l)
print(str + '.')
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