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filter_var过滤私有ip

时间:2021-05-19 13:09:59      阅读:16      评论:0      收藏:0      [点我收藏+]

$host = "192.168.1.1";

var_dump(filter_var($host, FILTER_VALIDATE_IP, FILTER_FLAG_IPV4 | FILTER_FLAG_NO_PRIV_RANGE | FILTER_FLAG_NO_RES_RANGE));
echo "<br>";

$host = "127.0.0.1";

var_dump(filter_var($host, FILTER_VALIDATE_IP, FILTER_FLAG_IPV4 | FILTER_FLAG_NO_PRIV_RANGE | FILTER_FLAG_NO_RES_RANGE));
echo "<br>";

$host = "120.78.66.99";

var_dump(filter_var($host, FILTER_VALIDATE_IP, FILTER_FLAG_IPV4 | FILTER_FLAG_NO_PRIV_RANGE | FILTER_FLAG_NO_RES_RANGE));
echo "<br>";

$host = "172.17.2.3";

var_dump(filter_var($host, FILTER_VALIDATE_IP, FILTER_FLAG_IPV4 | FILTER_FLAG_NO_PRIV_RANGE | FILTER_FLAG_NO_RES_RANGE));
echo "<br>";
————————————————

bool(false) 
bool(false) 
string(12) "120.78.66.99" 
bool(false) 

filter_var过滤私有ip

原文:https://www.cnblogs.com/youjianjiangnan/p/14784051.html

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