gethostbyname ip address

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PHP gethostbyname get domain name IP address function detailed _javascript tips

Returns the IP address. gethostbyname Syntax: string gethostbyname (string hostname); gethostbyname return Value: String Function Type: Network system gethostbyname Content Description This function returns the IP address of a machine name (Domain

Linux Network Programming gethostbyname ()

gethostbyname () returns a pointer to the hostent structure that contains the host name and address information for the given host name. The declaration of the structure is consistent with the GETHOSTADDR (). Returns the host information

VC functions to obtain the IP address gethostbyname () based on the domain name

The following are two functions used in VC socket initialization: 1. wsastartup FunctionInt wsastartup(Word wversionrequested,Lpwsadata);Use SOCKET Program Before using socket, you must call the wsastartup function. The first parameter of this

UNIX network Programming--IP processing Functions Inet_aton (), gethostbyname (), etc.

The IP address is essentially a 32-bit unsigned integer that is stored in the following structure1 struct 23 int4 };For historical reasons, although the IP address is just a scalar, it is stored with a struct.Because the host can have different

Linux Network Programming socket (7): A process initiates multiple connections and functions such as gethostbyname

1. In the simplest client/server program, a client is a process and only one connection is initiated, you only need to modify it to allow a client to initiate multiple connections and then use only one connection to send data. First, let's get to

Possible causes of gethostbyname () failure!

From: http://blog.163.com/lyzaily@126/blog/static/4243883720091025102830596/ Gethostbyname () can be used to convert the domain name of a server into the IP address of the server. Note that the domain name of a server can correspond to multiple

Introduction to the socket application function gethostbyname

Address: http://blog.csdn.net/leesphone/archive/2008/03/02/2138775.aspx Header file:# Include # Include Struct hostent * gethostbyname (const char * Name );The input value of this function is the domain name or host name, for example,

Functions related to socket address parsing: inet_addr, inet_ntoa, gethostname, gethostbyname

# Include # Include // hostent, gethostbyname gethostbyaddr# Include // memcpy# Include # Include // inet_ntop# Include # Include # Include Int main (void){Unsigned long d;Struct in_addr ADDR;Char * IP = "192.168.1.11 ";D = inet_addr (IP );Memcpy

C + +: Gets the server IP based on the domain name of the server through the gethostbyname function

The compilation environment for this code is MAC and the system version is 10.11.6:#include string.h>#include#include#includeintMainintargcChar*argv[]) { CharHost[] ="www.baidu.com"; structHostent *ht =NULL; HT=gethostbyname (host); if(HT)

Get IP address for domain name [gethostbyname () function] Details

Function Description: 1. wsastartup FunctionInt wsastartup(Word wversionrequested,Lpwsadata);The program using the socket must call the wsastartup function before using the socket. The first parameter of this function indicates the socket version

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