# yp_master

(PHP 4, PHP 5 < 5.1.0)

yp_master — Returns the machine name of the master NIS server for a map

### 说明

yp_master ( string `$domain` , string `$map` ) : string

Returns the machine name of the master NIS server for a `map`.

### 参数

`domain`

  The NIS domain name.

`map`

  The NIS map.

### 返回值

### 范例

Example #1 Example for the NIS master

    <?php
    $number = yp_master($domain, $mapname);
    echo "Master for this map is: " . $master;
    ?>

### 参见

- yp_get_default_domain() - Fetches the machine's default NIS domain