window.navigator.userAgent $_SERVER['HTTP_USER_AGENT']

wjs php返回结果一致

 <script>
     !function () {
         var UA = window.navigator.userAgent,
             docEl = document.documentElement;
         window.device = {
             isApp: UA.match(/SNEBUY-APP;?/i) ? true : false,
             isAndroid: UA.match(/android/i) ? true : false,
             isIOS: UA.match(/(iPhone|iPod|iPad);?/i) ? true : false,
             isWX: UA.match(/MicroMessenger/i) ? true : false
         };
         docEl && device.isApp && (docEl.className += ' sn-app');
         docEl && device.isAndroid && (docEl.className += ' android');
         docEl && device.isIOS && (docEl.className += ' ios');
         docEl && device.isWX && (docEl.className += ' wx');

     }()

     docEl = document.documentElement;
     document.write('<br>wua--' + window.navigator.userAgent)
     document.write('<br>wdevice--' + window)
     document.write('<br>wdevice-app-' + window.device.isApp)
     document.write('<br>wdevice-android-' + window.device.isAndroid)
     document.write('<br>wdevice-ios-' + window.device.isIOS)
     document.write('<br>wdevice--wx-' + window.device.isWX)

     document.write('<br>wclass' + docEl.className)

 </script>

 <?php
 echo '<br><br>';
 var_dump($_SERVER['HTTP_USER_AGENT']);