Como puedo sumar dias o semanas a una fecha

[Inma Valdivia]

por ejemplo :  estamos en el Dia: 3      mes: 5      año 2015  y quiero saber que fecha es si le sumo 80 dias o 12 semanas

gracias....

(03/05/2015) + 80 dias = ( ? / ? / ???? )

(03/05/2015) + 12 semanas = ( ??/??/????)

gracias

[Taifun]

see the clock component http://ai2.appinventor.mit.edu/reference/components/sensors.html#Clock

and use the AddDays or AddWeeks methods

Taifun

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Trying to push the limits of App Inventor! Snippets and Tutorials from Pura Vida Apps by Taifun.                

InstantInTime AddDays(InstantInTime instant, number days)

An instant in time some days after the argument

InstantInTime AddWeeks(InstantInTime instant, number weeks)

An instant in time some weeks after the argument