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[PHP]代码
1 2 3 4 5 6 7 8 9 10 11 12 | $referer = isset( $_SERVER [ 'HTTP_REFERER' ]) ? $_SERVER [ 'HTTP_REFERER' ] : NULL; $host = $_SERVER [ 'HTTP_HOST' ]; echo '提交过来的地址:' . $referer ; echo '<br>' ; echo '本站域名:' . $host ; echo '<br>' ; echo substr ( $referer ,7, strlen ( $host )); if ( substr ( $referer ,7, strlen ( $host )) != $host ){ echo '非法操作' ; } else { echo '正常操作' ; } |