Insert a language as default language

PHP
1

Hi all

how to Insert the Persian language as default language .or other language for default .in php. When insert information

thank a lot

2

It depends what kind of application you’re talking about.

Do you mean in a CMS? If so, it depends what the CMS is, and it should have such information in the CMS documentation.

If you mean that you want PHP to translate for you, that won’t happen - not effectively anyway.

3

I mean. Was use in php
Any way is not effective?