Calculated registeration of date

Question

How to make chat age in datadase, use registeration user date. the chat age start from chat age 0 till 200. 
the chat age up every weeks.. please help me guys..

Answer 1

In your MySQL database you can set the default value to a current timestamp, then every item/message submitted will have a "time posted" stamp. in yiur php file yiu can then declare to remove old posts (with var(today-2weeksfromnow) or you can decide to only display messages upto that point.

Answer 2

can you help me. give the code?

Answer 3

can you help me. give the code?