Date Calculator with affiliate 作者: Chetan

For more extensions:

(Opera) https://addons.opera.com/en/extensions/details/affiliate-shopping/

(Chrome) https://goo.gl/2fd6zn

(Opera) https://goo.gl/sW1Wl2

-> By using this extension we can know your age with number of years, months, days and minutes.

-> By using this extension we can calculate number of days in between 2 dates.