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首页 / 网页编程 / PHP / php获取访问者浏览页面的浏览器类型

方法如下
检查用户的agent字符串,它是浏览器发送的HTTP请求的一部分。用 $_SERVER["HTTP_USER_AGENT"]得到agent字符串信息。
比如:
<?php echo $_SERVER["HTTP_USER_AGENT"];?>
有可能是打印出这样的:
Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1)
封装成函数:
function my_get_browser(){ if(empty($_SERVER["HTTP_USER_AGENT"])){return "robot!"; } if( (false == strpos($_SERVER["HTTP_USER_AGENT"],"MSIE")) && (strpos($_SERVER["HTTP_USER_AGENT"], "Trident")!==FALSE) ){return "Internet Explorer 11.0"; } if(false!==strpos($_SERVER["HTTP_USER_AGENT"],"MSIE 10.0")){return "Internet Explorer 10.0"; } if(false!==strpos($_SERVER["HTTP_USER_AGENT"],"MSIE 9.0")){return "Internet Explorer 9.0"; } if(false!==strpos($_SERVER["HTTP_USER_AGENT"],"MSIE 8.0")){return "Internet Explorer 8.0"; } if(false!==strpos($_SERVER["HTTP_USER_AGENT"],"MSIE 7.0")){return "Internet Explorer 7.0"; } if(false!==strpos($_SERVER["HTTP_USER_AGENT"],"MSIE 6.0")){return "Internet Explorer 6.0"; } if(false!==strpos($_SERVER["HTTP_USER_AGENT"],"Edge")){return "Edge"; } if(false!==strpos($_SERVER["HTTP_USER_AGENT"],"Firefox")){return "Firefox"; } if(false!==strpos($_SERVER["HTTP_USER_AGENT"],"Chrome")){return "Chrome"; } if(false!==strpos($_SERVER["HTTP_USER_AGENT"],"Safari")){return "Safari"; } if(false!==strpos($_SERVER["HTTP_USER_AGENT"],"Opera")){return "Opera"; } if(false!==strpos($_SERVER["HTTP_USER_AGENT"],"360SE")){return "360SE"; }//微信浏览器 if(false!==strpos($_SERVER["HTTP_USER_AGENT"],"MicroMessage")){return "MicroMessage"; }>}
总结
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