JavaScript MCQ Javascript Functions MCQ

• A Joins the elements of an array into a string
• B Splits a string into an array of substrings
• C Removes whitespace from a string
• D none of these
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A

Answer: A

The join() function joins the elements of an array into a string.
It takes an optional separator as an argument, which is used to separate the elements in the resulting string.
If no separator is provided, the elements are joined with a comma.

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