PHP - Network Functions

PHP Network functions gives to access internet into PHP

Installation

There is no installation needed to use these functions; they are part of the PHP core.

List of Functions

PHP − indicates the earliest version of PHP that supports the function.

Sr.No	Function & Description	PHP
1	checkdnsrr It checks the DNS record of corresponding the host or ip address.	4
2	closelog It closing the connection of system logger	4
3	define_syslog_variables Initializes the syslog variable	4
4	fsockopen It is used to open internet or Unix domain socket connections	4
5	gethostbyaddr It returns the error code from the last connection	5
6	gethostbyname It is used to get the internet host name which has given by IP Address.	4
7	gethostbynamel It is used to get a list of the IPV4 addresses which has given by Host name	4
8	gethostname It is used to get the host name	4
9	getmxrr It is used to get the MX records to Host	4
10	getprotobyname It is used to get Protocal number which has associated with protocal name	4
11	getprotobynumber It is used to fetchs all result rows and returns the result set as an associative array	4
12	getservbyname It is used to get Protocal name which has associated with protocal number	4
13	getservbyport It is used to get internet services which has corresponding to port number.	4
14	header_register_callback It will register the function that will be called when PHP start sending output.	4
15	header_remove It is used to remove previously set headers	4
16	header It is used to send the row of HTTP Headers.	4
17	headers_list It is used to returns a list of repose headers sent	4
18	headers_sent It will check whether header have been sent or not.	4
19	http_response_code. It used to get or set the HTTP Response.	4
20	inet_ntop It used to convert internet package to human readable formate.	4
21	inet_pton It used to convert human readable Ip address to in_addr format.	4
22	ip2long It used to convert ipv4 address to long integer.	4
23	long2ip It used to convert long integer value to Ipv4 address.	4
24	openlog It used to open connection to system logger.	4
25	pfsockopen It used to open internet or unix domain socket.	4
26	setcookie It used to set the cookies.	4
27	setrawcookie It used to set the cookies.	4
28	socket_set_blocking It is an alias of stream_set_blocking(), It has block or unblock options for stram mode.	4

php_function_reference.htm