JS Navigator Object

Original: https://www.cnblogs.com/huyihao/p/6003110.html

The Navigator object contains information about the browser.

Many times we need to determine the browser and platform on which the page is located, and Navigator provides us with the convenience

Navigator Common object properties are as follows:

Properties	Description
appCodeName	Returns the code name of the browser.
appMinorVersion	Returns the secondary version of the browser.
AppName	Returns the name of the browser.
AppVersion	Returns the platform and version information for the browser.
Browserlanguage	Returns the language of the current browser.
cookieenabled	Returns a Boolean value that indicates whether cookies are enabled in the browser.
Cpuclass	Returns the CPU level of the browser system.
OnLine	Returns a Boolean value that indicates whether the system is in offline mode.
Platform	Returns the operating system platform on which the browser is running.
Systemlanguage	Returns the default language used by the OS.
UserAgent	Returns the value of the user-agent header of the server sent by the client.
Userlanguage	Returns the natural language setting of the OS.

We use more of his useragent, often need to judge the situation has:

(1) PC or mobile

(2) Android or iOS

(3) Type of browser

Example code:

 1 var browser={2 versions:function () {3 var u = navigator.useragent, app = navigator.appversion; 4 r Eturn {//Mobile terminal browser version information 5 trident:u.indexof (' Trident ') >-1,//ie core 6 Presto:u.inde XOf (' Presto ') >-1,//opera core 7 webkit:u.indexof (' AppleWebKit ') >-1,//Apple, Google kernel 8 gecko : U.indexof (' Gecko ') >-1 && u.indexof (' khtml ') = =-1,//Firefox core 9 Mobile:!! U.match (/applewebkit.*mobile.*/),//Is mobile terminal iOS:!! U.match (/\ (i[^;] +;( U;)? Cpu.+mac OS x/),//ios terminal Android:u.indexof (' Android ') >-1 | |              　　U.indexof (' Linux ') >-1,//android terminal or UC Browser iphone:u.indexof (' iphone ') >-1,//whether for IPhone or Qqhd browser 13 Ipad:u.indexof (' IPad ') >-1,//whether IPAD14 webapp:u.indexof (' Safari ') = = 1//Whether the Web should program, no header department and bottom of};16} (), Language: (Navigator.browserlanguage | | navigator.language). toLowerCase () 18}

Determine if the mobile side

1 if (browser.versions.mobile) {2       console.log (' I am mobile ');      9 ·

You can also judge in another way

1 var s=document.hasownproperty ("Ontouchstart");//Computer returns FALSE, cell phone is true2 console.log (s);

Determine whether Android or iOS

1 if (Browser.versions.ios) {2      console.log (' I am iOS '); 3}4 if (browser.version.andriod) {5      console.log (' I am Android '); 6}

Determine the type of browser

1 if (browser.versions.trident) {2     console.log (' I am ie '); 3} 4 if (Browser.versions.presto) {5     console.log (' I am opera '); 6} 7 if (browser.versions.webKit) {8     console.log (' I am Apple and Google '); 9}10 if (Browser.versions.gecko) {     One Console.log (' I am Firefox '); 12}

JS Navigator Object