how to train kids of 3 years age, sleeping with out diapers during night time?

A. Potty Training can be started after the age of 2 yrs.for this you need to develop a conditioned reflex in the child by fixing a particular time regularly in which the child shouldjg be sitted over the potty seat .do not force the child instead make it a playful activity and not to make the child repulsive about it.slowly the child will learn to indicate before the time.