How to Convert a particular NSDate to UNIX time stamp in ios

Question

I want to convert my date Object to Unix time stamp.

  // "**strSellTime**"  has  the string of my date

 NSDateFormatter *dateFormatter=[NSDateFormatter new];

 [dateFormatter setDateFormat:@"EEEE MMM yyyy-MM-dd hh:mm:ss a"];

 NSDate *date=[dateFormatter dateFromString:strSellTime];

and wants to convert this date to UNIX time stamp like (1395382740) in this format.

Answer 1

time_t unixTime = (time_t) [date timeIntervalSince1970];

was able to solve it by this

Answer 2

Just use [(NSDate*)date timeIntervalSince1970]