is there any function in dot net equivalent to strtotime function in php ??

is there any function in dot net equivalent to strtotime function in php it generate a number on the basis of might be time

it can be used like this strtotime("now"); in php. below link demonstrate this function in php.

http://www.w3schools.com/php/showphp.asp?filename=demo_func_strtotime

I need equivalent function to generate number like that in C#.NET

can anyone help me...........??