Multiple choice technology enterprise content management

var test = "Hello world" what will test.substring(3,7) result in

  1. index out of range error during compilation

  2. lo w

  3. llo w

  4. lo wo
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B Correct answer
Explanation

The substring(start, end) method extracts characters from index start up to, but not including, index end. For "Hello world", index 3 is 'l' and index 7 is 'o', yielding "lo w".

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