移动端版本兼容js
移动端版本兼容js
<!--移动端版本兼容 -->
<script type="text/javascript"> var phoneWidth = parseInt(window.screen.width); var phoneScale = phoneWidth/640; var ua = navigator.userAgent; if (/Android (\d+\.\d+)/.test(ua)){ var version = parseFloat(RegExp.$1); // andriod 2.3 if(version>2.3){ document.write('<meta name="viewport" content="width=640, minimum-scale = '+phoneScale+', maximum-scale = '+phoneScale+', target-densitydpi=device-dpi">'); // andriod 2.3以上 }else{ document.write('<meta name="viewport" content="width=640, target-densitydpi=device-dpi">'); } // 其他系统 } else { document.write('<meta name="viewport" content="width=640, user-scalable=no, target-densitydpi=device-dpi">'); } if(IsPC()){ document.write('<meta name="viewport" content="width=640, user-scalable=no, target-densitydpi=device-dpi">'); } function IsPC() { var userAgentInfo = navigator.userAgent; var Agents = new Array("Android", "iPhone", "SymbianOS", "Windows Phone", "iPad", "iPod"); var flag = true; for (var v = 0; v < Agents.length; v++) { if (userAgentInfo.indexOf(Agents[v]) > 0) { flag = false; break; } } return flag; } </script>
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