PHP Manual
Socket 函数
Get array with contents of getaddrinfo about the given hostname

socket_addrinfo_lookup

(PHP 7 >= 7.2.0)

socket_addrinfo_lookup — Get array with contents of getaddrinfo about the given hostname

说明

socket_addrinfo_lookup ( string $host [, string $service [, array $hints ]] ) : array

Lookup different ways we can connect to host. The returned array contains a set of resources that we can bind to using socket_addrinfo_bind().

参数

host: Hostname to search.
service: The service to connect to. If service is a name, it is translated to the corresponding port number.
hints: Hints provide criteria for selecting addresses returned. You may specify the hints as defined by getadrinfo.

返回值

Returns an array of AddrInfo resource handles that can be used with the other socket_addrinfo functions.

参见

socket_addrinfo_bind() - Create and bind to a socket from a given addrinfo
socket_addrinfo_connect() - Create and connect to a socket from a given addrinfo
socket_addrinfo_explain() - Get information about addrinfo

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