Halat mein aap aksar dekhte hain Shamsi, Miladi, aur Hijri nizamoon ke baare mein. Kai logon ko lagta hai in tamam tareeqon click here ko samajhna. Asl mein , yeh tamam tareeqe duniya ke khule mahqoom time ki darja hain. Miladi tareeqa {goi ki | shabashme' | bas] saal ke din ki sankhya par mabni hai aur Shamsi tareeqa aap ki ghiraaron ke asal par