To determine the version of the browser, there is a low version prompt

1 varBrowservision = {2Get:function () {3         ///<summary>4         ///Get Browser name and version5         ///</summary>6         ///<returns type= "String"/>7         varAgent =navigator.useragent;8         varBrowser = "";9         varVersion = "";Ten         if(/msie/. Test (agent)) { OneBrowser = "IE"; A             varReg_match = Agent.match (/msie[\w\w]+;/) [0]; -Reg_match = Reg_match.split (";") [0]; -Version = Reg_match.split ("") [1]; the         } -         Else if(/trident/.test (agent) &&/rv:11.0/. Test (agent)) { -Browser = "IE"; -Version = "11.0" +         } -         Else if(/safari/.test (agent) &&! (/chrome/.test (agent)) &&! (/edge/. Test (agent)) { +             varReg_match = Agent.match (/safari\/[\w\w]+$/) [0]; ABrowser = "Safari"; atVersion = Reg_match.split ("/") [1]; -         } -         Else if(/safari/.test &&/chrome/.test (agent) &&! (/edge/. Test (agent)) { -             varReg_match = Agent.match (/chrome\/[\w\w]+\s/) [0]; -Browser = "Chrome"; -Version = Reg_match.split ("/") [1]; in         } -         Else if(/safari/.test (agent) &&/edge/. Test (agent)) { to             varReg_match = Agent.match (/edge\/[\w\w]+$/) [0]; +Browser = "Edge"; -Version = Reg_match.split ("/") [1]; the         } *         Else { $Browser = "Unknow";Panax NotoginsengVersion = "0"; -         } the         returnBrowser + "," +version; +     }, AIsie:function () { the         ///<summary> +         ///Determine if IE is -         ///& #10;--Returns 1, otherwise returns 0 $         ///</summary> $         ///<returns type= "int"/> -         varAgent =navigator.useragent; -         if(/msie/.test (agent) | | (/trident/.test (agent) &&/rv:11.0/. Test (agent)) { the             return1; -         }Wuyi         Else { the             return0; -         } Wu     }, -Ielowerthan:function(version) { About         ///<summary> $         ///Determine if IE is less than the specified version -         ///& #10;--yes return 1 -         ///& #10;--not less than the specified version returns 0; not IE returns 0; wrong parameter returns 0 -         ///</summary> A         ///<param type= "float" name= "version" > +         ///Version Number the         ///</param> -         ///<returns type= "int"/> $         if(Version! = undefined &&!IsNaN (version)) { the             varBrowser =browservision.get (); the             if(/ie/. Test (browser)) { the                 varBrow_ver = parsefloat (Browser.split (",") [1]); the                 varVersion =parsefloat (version); -                 if(Brow_ver <version) { in                     return1; the                 } the                 Else { About                     return0; the                 } the             } the             Else { +                 return0; -             } the         }Bayi         Else { the             return0; the         } -     } -}

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These are some of the logic of the browser version judgment, and then we just need to invoke the IF (Browservision.ielowerthan (8)) {

Operation of the lower version browser. I used two brothers. Div contains normal content and hint content, with the effect of the DIV's explicit hiding
$ (". Js-content"). Hide ();
$ (". Js-update"). Show ();
}

To determine the version of the browser, there is a low version prompt