After I write my html file what I need to do to make it visible for public, or how public show my file?

Answer 1

buy domain and host. http://hostinger.com
or godaddy and upload your files to host. anndd congratulations.:)

Answer 2

how mucch does it cost ? is it according to the data in our site or all sites cost same ?

Answer 3

You'll need to pay monthly/yearly for web hosting package and you just have to pay once for the domain

Answer 4

thnx all of people for helping me