Is the php script in the same subnet calculated .? Php * such as: 192.16.1.13 and: 255.255.255.0, and calculate, require it to be 192.16.1.0 * $ ip192.16.1.13; echoget_net ($ ip, 255.255.0); functionget_net ($ ip, $ hide255.255.2 /*
Example: 192.16.1.13
And: 255.255.255.0
Run, and calculate, it is required to be 192.16.1.0
*/
$ Ip = "192.16.1.13 ";
Echo get_net ($ ip, "255.255.255.0 ");
Function get_net ($ ip, $ hide = "255.255.255 "){
$ A = explode (".", $ ip );
$ B = explode (".", $ hide );
For ($ I = 0; $ I <4; $ I ++)
$ R [$ I] = (int) $ a [$ I] & (int) $ B [$ I];
Return join (".", $ r );
}
?>
Http://www.bkjia.com/PHPjc/532403.htmlwww.bkjia.comtruehttp://www.bkjia.com/PHPjc/532403.htmlTechArticle? Php/* such as: 192.16.1.13 and: 255.255.255.0, and calculate, it is required to be 192.16.1.0 */$ ip = "192.16.1.13"; echo get_net ($ ip, "255.255.255.0"); function get_net ($ ip, $ hide = "255.255.2...