JavaScript MCQ Javascript Functions MCQ

• A Extracts a part of a string
• B Replaces a part of a string with a new string
• C Concatenates two strings
• D None of these
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A

Answer: A

The substring() function extracts a part of a string and returns a new string.
It takes two arguments: the start index and the end index (optional).
The extracted part includes the characters from the start index to the end index (not including the character at the end index).

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