JavaScript .substring()

The .substring() method returns a part of a string from a given starting index or between the start and end index. The index starts at zero.

Syntax

myString.substring(startIndex, endIndex);

• startIndex is the starting index from which the returned substring will cover.
• endIndex is optional. It defaults to cover the rest of the string.

Example

Returning a part of a string from a given starting index:

console.log('Do you love JavaScript or Python?'.substring(2));
// Output: you love JavaScript or Python?

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Codebyte Example

Returning a part of a string between start and end index:

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