php gets the browser kernel version
<?php function getBrowser(){ $agent=$_SERVER["HTTP_USER_AGENT"]; if(strpos($agent,'MSIE')!==false || strpos($agent,'rv:11.0')) //ie11判断 return "ie"; else if(strpos($agent,'Firefox')!==false)//火狐 return "firefox"; else if(strpos($agent,'Chrome')!==false)//谷歌 return "chrome"; else if(strpos($agent,'Opera')!==false)//opera return 'opera'; else if((strpos($agent,'Chrome')==false)&&strpos($agent,'Safari')!==false) return 'safari'; } function getBrowserVer(){ if (empty($_SERVER['HTTP_USER_AGENT'])){ //当浏览器没有发送访问者的信息的时候 return 'unknow'; } $agent= $_SERVER['HTTP_USER_AGENT']; if (preg_match('/MSIE\s(\d+)\..*/i', $agent, $regs))//IE浏览器版本号 return $regs[1]; elseif (preg_match('/FireFox\/(\d+)\..*/i', $agent, $regs))//火狐浏览器版本号return $regs[1]; elseif (preg_match('/Opera[\s|\/](\d+)\..*/i', $agent, $regs))//opera浏览器版本号 return $regs[1]; elseif (preg_match('/Chrome\/(\d+)\..*/i', $agent, $regs))//谷歌浏览器版本号 return $regs[1]; elseif ((strpos($agent,'Chrome')==false)&&preg_match('/Safari\/(\d+)\..*$/i', $agent, $regs)) return $regs[1]; else return 'unknow'; } $a=(getBrowser()); $b=(getBrowserVer()); echo $a;//然后对变量进行判断等操作 echo $b; ?>
The above introduces php to get the browser kernel version, including the relevant content. I hope it will be helpful to friends who are interested in PHP tutorials.
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