手机App中推断平台,能够依据$_SERVER['HTTP_USER_AGENT']中的内容来推断浏览器范例或手机平台。(引荐进修:PHP编程从入门到通晓)
iPhone UA:Mozilla/5.0 (iPhone; U; CPU iPhone OS 4_2_1 like Mac OS X; en-us) AppleWebKit/533.17.9 (KHTML, like Gecko) Version/5.0.2 Mobile/8C148 Safari/6533.18.5 iPad UA:Mozilla/5.0 (iPad; CPU OS 7_0 like Mac OS X) AppleWebKit/537.51.1 (KHTML, like Gecko) Version/7.0 Mobile/11A465 Safari/9537.53 Android UA:Mozilla/5.0 (Linux; U; Android 4.4.2; en-us; LGMS323 Build/KOT49I.MS32310c) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/30.0.1599.103 Mobile Safari/537.36
然后应用下面的要领即可推断操纵平台:
<?php getOS(); function getOS() { $ua = $_SERVER['HTTP_USER_AGENT'];//这里只举行IOS和Android两个操纵系统的推断,其他操纵系统道理一样 if (strpos($ua, 'Android') !== false) {//strpos()定位出第一次涌现字符串的位置,这里定位为0 preg_match("/(?<=Android )[\d\.]{1,}/", $ua, $version); echo 'Platform:Android OS_Version:'.$version[0]; } elseif (strpos($ua, 'iPhone') !== false) { preg_match("/(?<=CPU iPhone OS )[\d\_]{1,}/", $ua, $version); echo 'Platform:iPhone OS_Version:'.str_replace('_', '.', $version[0]); } elseif (strpos($ua, 'iPad') !== false) { preg_match("/(?<=CPU OS )[\d\_]{1,}/", $ua, $version); echo 'Platform:iPad OS_Version:'.str_replace('_', '.', $version[0]); } } ?>
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