I am new to php. I need to set up a php environment in Windows 7 and execute a .php file. Could you provide me detailed steps to do this?

I am new to php. I need to set up a php environment in Windows 7 and
execute a .php file. Could you provide me detailed steps to do this?

I am new to php. I need to set up a php environment in Windows 7 (32bit
machine) and execute a .php file. Could you provide me detailed steps to
do this?