durationInYears

A function that calculates duration in years between two Date objects.

durationInYears(new Date(2016, 0, 1), new Date(2028, 0, 1)); // 12
durationInYears(new Date(2016, 0, 1), new Date(2022, 0, 1)); // 6
durationInYears(new Date(2016, 0, 1), new Date(2016, 0, 1)); // 0

Parameters

start Date

The start date value.

end Date

The end date value.

Returns

number - The duration in years.

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