Determine the type of mobile device

Window. Xfun = {
"GetById": function getById (ID) {
return document.getElementById (ID);
},
"Geturlparam": function (name) {
var reg = new RegExp ("(^|&)" + name + "= ([^&]*) (&|$)"); Constructs a regular expression object that contains a target parameter
var r = decodeURI (Window.location.search). substr (1). Match (REG); Match target parameters
if (r! = null) {return unescape (r[2]);} return null;
},
"GetUrlParam2": function (name) {
var reg = new RegExp ("(^|&)" + name + "= ([^&]*) (&|$)"); Constructs a regular expression object that contains a target parameter
var r = decodeuricomponent (Window.location.search). substr (1). Match (REG); Match target parameters
if (r! = null) {return unescape (decodeURI (r[2]));} return null;
},
Versions:function () {
var u = navigator.useragent, app = Navigator.appversion;
return {//Mobile terminal browser version information
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
Ipad:u.indexof (' ipad ') >-1,//whether ipad
};
},
Getwindowsize:function () {
var size ={"width": 0, "height": 0};
if (window.innerwidth && window.innerheight)
{
Size.width= (window.innerwidth);
Size.height= (Window.innerheight);
}else if (document.documentelement && document.documentElement.clientHeight && Document.documentElement.clientWidth) {
Size.width= (Document.documentElement.clientWidth);
Size.height= (Document.documentElement.clientHeight);
}
return size;
},
Is_weixn:function () {
var ua = Navigator.userAgent.toLowerCase ();
if (Ua.match (/micromessenger/i) = = "Micromessenger") {
return true;
} else {
return false;
}
}
};
/*
* $Id: base64.js,v 2.15 2014/04/05 12:58:57 Dankogai Exp Dankogai $
*
* Licensed under the BSD 3-clause License.
* Http://opensource.org/licenses/BSD-3-Clause
*
* References:
* Http://en.wikipedia.org/wiki/Base64
*/

(function (Global) {
' Use strict ';
Existing version for Noconflict ()
var _base64 = Global. Base64;
var version = "2.1.9";
If node. js, we use Buffer
var buffer;
if (typeof module!== ' undefined ' && module.exports) {
try {
Buffer = require (' buffer '). Buffer;
} catch (Err) {}
}
Constants
var b64chars
= ' abcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyz0123456789+/';
var b64tab = function (bin) {
var t = {};
for (var i = 0, L = bin.length; i < L; i++) T[bin.charat (i)] = i;
return t;
} (B64chars);
var fromcharcode = String.fromCharCode;
Encoder Stuff
var Cb_utob = function (c) {
if (C.length < 2) {
var cc = c.charcodeat (0);
return cc < 0x80? C
: CC < 0x800? (fromCharCode (0xc0 | (CC >>> 6))
+ fromCharCode (0x80 | (CC & 0x3f)))
: (fromCharCode (0xe0 | ((cc >>>) & 0x0f))
+ fromCharCode (0x80 | ((CC >>> 6) & 0x3f))
+ fromCharCode (0x80 | (CC & 0x3f)));
} else {
var cc = 0x10000
+ (c.charcodeat (0)-0xD800) * 0x400
+ (C.charcodeat (1)-0xdc00);
Return (fromCharCode (0xf0 | ((cc >>>) & 0x07))
+ fromCharCode (0x80 | ((cc >>>) & 0x3f))
+ fromCharCode (0x80 | ((CC >>> 6) & 0x3f))
+ fromCharCode (0x80 | (CC & 0x3f)));
}
};
var Re_utob =/[\ud800-\udbff][\udc00-\udffff]| [^\x00-\x7f]/g;
var Utob = function (u) {
Return U.replace (Re_utob, Cb_utob);
};
var cb_encode = function (CCC) {
var Padlen = [0, 2, 1][ccc.length% 3],
Ord = ccc.charcodeat (0) << 16
| ((Ccc.length > 1? ccc.charcodeat (1): 0) << 8)
| ((Ccc.length > 2 ccc.charcodeat (2): 0)),
chars = [
B64chars.charat (Ord >>> 18),
B64chars.charat ((Ord >>>) & 63),
Padlen >= 2? ' = ': B64chars.charat ((Ord >>> 6) & 63),
Padlen >= 1? ' = ': B64chars.charat (Ord & 63)
];
Return Chars.join (");
};
var Btoa = Global.btoa? function (b) {
return Global.btoa (b);
}: Function (b) {
Return B.replace (/[\s\s]{1,3}/g, Cb_encode);
};
var _encode = buffer? function (U) {
return (U.constructor = = = Buffer.constructor? u:new buffer (U))
. toString (' base64 ')
}
: function (U) {return Btoa (Utob (U))}
;
var encode = function (U, urisafe) {
Return!urisafe
? _encode (String (U))
: _encode (String (U)). replace (/[+\/]/g, function (M0) {
return M0 = = ' + '? ‘-‘ : ‘_‘;
}). replace (/=/g, ");
};
var encodeURI = function (u) {return encode (U, True)};
Decoder stuff
var Re_btou = new RegExp ([
' [\XC0-\XDF][\X80-\XBF] ',
' [\xe0-\xef][\x80-\xbf]{2} ',
' [\xf0-\xf7][\x80-\xbf]{3} '
].join (' | '), ' G ');
var Cb_btou = function (CCCC) {
Switch (cccc.length) {
Case 4:
var cp = ((0x07 & cccc.charcodeat (0)) << 18)
| ((0x3f & Cccc.charcodeat (1)) << 12)
| ((0x3f & Cccc.charcodeat (2)) << 6)
| (0x3f & Cccc.charcodeat (3)),
offset = cp-0x10000;
Return (fromCharCode (offset >>>) + 0xD800)
+ fromCharCode ((offset & 0x3ff) + 0xdc00);
Case 3:
Return fromCharCode (
((0x0f & cccc.charcodeat (0)) << 12)
| ((0x3f & Cccc.charcodeat (1)) << 6)
| (0x3f & Cccc.charcodeat (2))
);
Default
Return fromCharCode (
((0x1f & cccc.charcodeat (0)) << 6)
| (0x3f & Cccc.charcodeat (1))
);
}
};
var Btou = function (b) {
Return B.replace (Re_btou, Cb_btou);
};
var cb_decode = function (CCCC) {
var len = cccc.length,
Padlen = len% 4,
n = (len > 0? b64tab[cccc.charat (0)] << 18:0)
| (Len > 1? B64tab[cccc.charat (1)] << 12:0)
| (Len > 2? B64tab[cccc.charat (2)] << 6:0)
| (Len > 3? B64tab[cccc.charat (3)]: 0),
chars = [
fromCharCode (n >>> 16),
fromCharCode ((n >>> 8) & 0xff),
fromCharCode (N & 0xff)
];
Chars.length-= [0, 0, 2, 1][padlen];
Return Chars.join (");
};
var Atob = Global.atob? function (a) {
Return Global.atob (a);
}: Function (a) {
Return A.replace (/[\s\s]{1,4}/g, Cb_decode);
};
var _decode = buffer? function (a) {
return (A.constructor = = = Buffer.constructor
? A:new buffer (A, ' base64 '). toString ();
}
: function (a) {return Btou (Atob (a))};
var decode = function (a) {
Return _decode (
String (a). Replace (/[-_]/g, function (M0) {return M0 = = '-'? ' + ': '/'})
. replace (/[^a-za-z0-9\+\/]/g, ")
);
};
var noconflict = function () {
var Base64 = Global. Base64;
Global. Base64 = _base64;
return Base64;
};
Export Base64
Global. Base64 = {
Version:version,
Atob:atob,
Btoa:btoa,
Frombase64:decode,
Tobase64:encode,
Utob:utob,
Encode:encode,
Encodeuri:encodeuri,
Btou:btou,
Decode:decode,
Noconflict:noconflict
};
If ES5 is available, make base64.extendstring () available
if (typeof object.defineproperty = = = ' function ') {
var noenum = function (v) {
return {value:v,enumerable:false,writable:true,configurable:true};
};
Global. base64.extendstring = function () {
Object.defineproperty (
String.prototype, ' FromBase64 ', noenum (function () {
Return decode (This)
}));
Object.defineproperty (
String.prototype, ' ToBase64 ', noenum (function (Urisafe) {
Return encode (this, urisafe)
}));
Object.defineproperty (
String.prototype, ' Tobase64uri ', noenum (function () {
Return encode (this, true)
}));
};
}
That ' s it!
if (global[' Meteor ']) {
Base64 = Global. Base64; For normal export in Meteor.js
}
}) (this);

Determine the type of mobile device