php中 getservbyport getservbyname函数实例
发布:smiling 来源: PHP粉丝网 添加日期:2014-09-19 15:43:52 浏览: 评论:
- string getservbyport ( int $port , string $protocol )
-
- */
- $services=array('80','21','22','23','25','143');
- foreach($services as $service)
- {
- $protocol=getservbyport($service,'tcp');
- echo $service.":".$protocol."<br/>n";
- }
-
-
-
-
-
- $services=array('http','ftp','ssh','telnet','imap',
- 'smtp','nicname','gopher','finger','pop3','www');
- foreach($services as $service)
- {
- $port=getservbyname($service,'tcp');
- echo $service.":".$port."<br/>n";
-
- }
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