yp_first
(PHP 4, PHP 5 <= 5.0.5)
yp_first — Returns the first key-value pair from the named map
说明
array yp_first
( string $domain
, string $map
)
Gets the first key-value pair from the named map in the named domain .
参数
- domain
-
The NIS domain name.
- map
-
The NIS map.
返回值
Returns the first key-value pair as an array on success, or FALSE on errors.
范例
Example#1 Example for the NIS first
<?php
$entry = yp_first($domain, "passwd.byname");
$key = key($entry);
$value = $entry[$key];
echo "First entry in this map has key " . $key . " and value " . $value;
?>
