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\u8fd9\u4e2a\u4ee3\u7801\u5c31\u662fphp\u8bbf\u95ee\u4e3b\u673a\u7684web\u670d\u52a1\uff0c\u6839\u636e\u54cd\u5e94\u6a21\u62dfping\u670d\u52a1\u3002<\/p>\n
<?php\r\n\/*\r\n* @author lwl887\r\n* @date 20150705\r\n* @email lwl887@163.com\r\n* @function \u6839\u636e\u670d\u52a1\u5668web\u7aef\u53e3\u6a21\u62dfping\u7684php\u51fd\u6570\r\n*\r\n*\/\r\nerror_reporting(E_ERROR);\r\nheader("content-Type: text\/html; charset=utf-8");\r\nset_time_limit(600);\r\nfunction microtime_float()\r\n{\r\nlist($usec, $sec) = explode(" ", microtime());\r\nreturn ((float)$usec + (float)$sec);\r\n}\r\nfunction ping($host,$port)\r\n{\r\n$time_start = microtime_float();\r\n$ip = gethostbyname($host);\r\n$fp = @fsockopen($host,$port,&$errno,&$errstr,1);\r\nif(!$fp) return 'IP: '.$ip.' <font color="#FF0000"> timed out<\/font>.<br>';\r\n$get = "GET \/ HTTP\/1.1\\r\\nHost:".$host."\\r\\nConnection: Close\\r\\n\\r\\n";\r\n@fputs($fp,$get);\r\n@fclose($fp);\r\n$time_end = microtime_float();\r\n$time = $time_end - $time_start;\r\n$time = ceil($time * 1000);\r\nreturn 'IP: '.$ip.' time='.$time.'ms<br>';\r\n}\r\n\r\nfunction check($hostname,$hostIP,$hostport='80')\r\n{\r\necho $hostname.' ';\r\necho ping($hostIP,$hostport);\r\n}\r\n$t=time();\r\necho date("Y-m-d H:i:s",$t);\r\ncheck('\u670d\u52a1\u5668','192.168.1.10');\r\ncheck('\u865a\u62df\u673a','192.168.9.10');\r\ncheck('\u603b\u53d8\u5f55\u50cf\u673a','192.168.168.11');\r\ncheck('2\u7ebf\u5f55\u50cf\u673a','192.168.168.12');\r\ncheck('3\u7ebf\u5f55\u50cf\u673a','192.168.168.13');\r\ncheck('4\u7ebf\u5f55\u50cf\u673a','192.168.168.14');\r\ncheck('\u5b9e\u9a8c\u7ebf\u5f55\u50cf\u673a','192.168.168.15');\r\n\r\nfor($i = 16;$i < 195;$i++)\r\n{\r\n$p='192.168.168.'.$i ;\r\ncheck(' ',$p);\r\n}\r\n$t=time();\r\necho date("Y-m-d H:i:s",$t);\r\n?>\r\n\r\n<\/pre>\n","protected":false},"excerpt":{"rendered":"\u4e00\u76f4\u9700\u8981\u7528PHP\u8fdb\u884cping\u6765\u68c0\u67e5\u4e3b\u673a\u7684\u8fd0\u884c\u72b6\u6001\uff0c\u6ca1\u6709\u5b9e\u73b0\u3002\uff08\u9700\u8981\u4e3b\u673a\u6709\u67d0\u4e9b\u7279\u5b9a … \u7ee7\u7eed\u9605\u8bfb