My requirment is i want to enter decimal value in my textbox ,In case if the user entered the .dot he must enter 3 decimal value other wise it should not allow to leave textbox.if te user not entered .dot he may allow to enter any no of digit how to restrict this in .net winforms textbox.
decimal((1-9),3)
Before the decimal place it may be any decimal value like
True case
123--- 1232.004--- 123123123123.555--- 3123123123--- .231---
False case
123.--- 222.33--- 123.3--- 21312323.1232133--- .2--- .12313---