Here is an example that uses the CURL functions to fetch the example.com homepage into a file:
Once you've compiled PHP with CURL support, you can begin using the curl functions. The basic idea behind the CURL functions is that you initialize a CURL session using the curl_init(), then you can set all your options for the transfer via the curl_exec() and then you finish off your session using the curl_close(). Here is an example that uses the CURL functions to fetch the PHP homepage into a file: