判断是否是ie，ie的版本_hylcyz的专栏_判断ie

function IEVersion() {
      var userAgent = navigator.userAgent; //取得浏览器的userAgent字符串 
      var isIE = userAgent.indexOf("compatible") > -1 && userAgent.indexOf("MSIE") > -1; //判断是否IE<11浏览器 
      var isEdge = userAgent.indexOf("Edge") > -1 && !isIE; //判断是否IE的Edge浏览器 
      var isIE11 = userAgent.indexOf('Trident') > -1 && userAgent.indexOf("rv:11.0") > -1;
      if(isIE) {
          var reIE = new RegExp("MSIE (\d+\.\d+);");
          reIE.test(userAgent);
          var fIEVersion = parseFloat(RegExp["
 
 
function IEVersion() {
      var userAgent = navigator.userAgent; //取得浏览器的userAgent字符串 
      var isIE = userAgent.indexOf("compatible") > -1 && userAgent.indexOf("MSIE") > -1; //判断是否IE<11浏览器 
      var isEdge = userAgent.indexOf("Edge") > -1 && !isIE; //判断是否IE的Edge浏览器 
      var isIE11 = userAgent.indexOf('Trident') > -1 && userAgent.indexOf("rv:11.0") > -1;
      if(isIE) {
          var reIE = new RegExp("MSIE (\\d+\\.\\d+);");
          reIE.test(userAgent);
          var fIEVersion = parseFloat(RegExp["$1"]);
          if(fIEVersion == 7) {
              alert('IE7');
          } else if(fIEVersion == 8) {
              alert('IE8');
          } else if(fIEVersion == 9) {
              alert('IE9');
          } else if(fIEVersion == 10) {
              alert('IE10');
          } else {
              alert('IE6以下');//IE版本<=7
          }   
      } else if(isEdge) {
          alert('edge');//edge
      } else if(isIE11) {
          alert('IE11');//IE11
      }else{
          alert('不是ie浏览器'); //不是ie浏览器
      }
  }IEVersion();
 
 
 
 

"]);
          if(fIEVersion == 7) {
              alert('IE7');
          } else if(fIEVersion == 8) {
              alert('IE8');
          } else if(fIEVersion == 9) {
              alert('IE9');
          } else if(fIEVersion == 10) {
              alert('IE10');
          } else {
              alert('IE6以下');//IE版本<=7
          }   
      } else if(isEdge) {
          alert('edge');//edge
      } else if(isIE11) {
          alert('IE11');//IE11
      }else{
          alert('不是ie浏览器'); //不是ie浏览器
      }
  }IEVersion();function IEVersion() {
      var userAgent = na