ldap_get_option

(PHP 4 >= 4.0.4, PHP 5, PHP 7, PHP 8)

ldap_get_option — Get the current value for given option

说明

function ldap_get_option(?LDAP\Connection $ldap, int $option, array|string|int &$value = null): bool

Sets value to the value of the specified option.

参数

ldap

Either an LDAP\Connection instance, returned by ldap_connect(), to get the option for that connection, or null to get the global option.

option

The parameter option can be one of:

Option	Type	since
`LDAP_OPT_DEREF`	int
`LDAP_OPT_SIZELIMIT`	int
`LDAP_OPT_TIMELIMIT`	int
`LDAP_OPT_NETWORK_TIMEOUT`	int
`LDAP_OPT_PROTOCOL_VERSION`	int
`LDAP_OPT_ERROR_NUMBER`	int
`LDAP_OPT_DIAGNOSTIC_MESSAGE`	string
`LDAP_OPT_REFERRALS`	int
`LDAP_OPT_RESTART`	int
`LDAP_OPT_HOST_NAME`	string
`LDAP_OPT_ERROR_STRING`	string
`LDAP_OPT_MATCHED_DN`	string
`LDAP_OPT_SERVER_CONTROLS`	array
`LDAP_OPT_CLIENT_CONTROLS`	array
`LDAP_OPT_X_KEEPALIVE_IDLE`	int	7.1
`LDAP_OPT_X_KEEPALIVE_PROBES`	int	7.1
`LDAP_OPT_X_KEEPALIVE_INTERVAL`	int	7.1
`LDAP_OPT_X_TLS_CACERTDIR`	string	7.1
`LDAP_OPT_X_TLS_CACERTFILE`	string	7.1
`LDAP_OPT_X_TLS_CERTFILE`	string	7.1
`LDAP_OPT_X_TLS_CIPHER_SUITE`	string	7.1
`LDAP_OPT_X_TLS_CRLCHECK`	int	7.1
`LDAP_OPT_X_TLS_CRL_NONE`	int	7.1
`LDAP_OPT_X_TLS_CRL_PEER`	int	7.1
`LDAP_OPT_X_TLS_CRL_ALL`	int	7.1
`LDAP_OPT_X_TLS_CRLFILE`	string	7.1
`LDAP_OPT_X_TLS_DHFILE`	string	7.1
`LDAP_OPT_X_TLS_KEYFILE`	string	7.1
`LDAP_OPT_X_TLS_PACKAGE`	string	7.1
`LDAP_OPT_X_TLS_PROTOCOL_MIN`	int	7.1
`LDAP_OPT_X_TLS_PROTOCOL_MAX`	int	8.4
`LDAP_OPT_X_TLS_RANDOM_FILE`	string	7.1
`LDAP_OPT_X_TLS_REQUIRE_CERT`	int

value

This will be set to the option value.

返回值

成功时返回 true，或者在失败时返回 false。

更新日志

版本	说明
8.5.0	`ldap` is now nullable. A ValueError is now thrown when passing an invalid `option`.
8.1.0	现在 `ldap` 参数接受 LDAP\Connection 实例，之前接受有效的 `ldap link` resource。

示例

示例 #1 Check protocol version

<?php
// $ds is a valid LDAP\Connection instance for a directory server
if (ldap_get_option($ds, LDAP_OPT_PROTOCOL_VERSION, $version)) {
    echo "Using protocol version $version\n";
} else {
    echo "Unable to determine protocol version\n";
}
?>

注释

注意:
This function is only available when using OpenLDAP 2.x.x OR Netscape Directory SDK x.x.

参见

ldap_set_option() - Set the value of the given option