兼容ie8的video.js库文件

首先你需要写一份检测是否为ie8浏览器的代码, 不然加载这个对项目没有好处。

兼容ie8浏览器的video.js库代码如下：

!function(a,b){"undefined"==typeof a.HTMLVideoElement&&(b.createElement("video"),b.createElement("audio"),b.createElement("track")),function(a,b){"use strict";"function"==typeof define&&define.amd?define(b):"object"==typeof exports?module.exports=b():a.returnExports=b()}(this,function(){var b,c=Array,d=c.prototype,e=Object,f=e.prototype,g=Function.prototype,h=String,i=h.prototype,j=Number,k=j.prototype,l=d.slice,m=d.splice,n=d.push,o=d.unshift,p=d.concat,q=g.call,r=g.apply,s=Math.max,t=Math.min,u=f.toString,v="function"==typeof Symbol&&"symbol"==typeof Symbol.toStringTag,w=Function.prototype.toString,x=function(a){try{return w.call(a),!0}catch(b){return!1}},y="[object Function]",z="[object GeneratorFunction]";b=function(a){if("function"!=typeof a)return!1;if(v)return x(a);var b=u.call(a);return b===y||b===z};var A,B=RegExp.prototype.exec,C=function(a){try{return B.call(a),!0}catch(b){return!1}},D="[object RegExp]";A=function(a){return"object"!=typeof a?!1:v?C(a):u.call(a)===D};var E,F=String.prototype.valueOf,G=function(a){try{return F.call(a),!0}catch(b){return!1}},H="[object String]";E=function(a){return"string"==typeof a?!0:"object"!=typeof a?!1:v?G(a):u.call(a)===H};var I=e.defineProperty&&function(){try{var a={};e.defineProperty(a,"x",{enumerable:!1,value:a});for(var b in a)return!1;return a.x===a}catch(c){return!1}}(),J=function(a){var b;return b=I?function(a,b,c,d){!d&&b in a||e.defineProperty(a,b,{configurable:!0,enumerable:!1,writable:!0,value:c})}:function(a,b,c,d){!d&&b in a||(a[b]=c)},function(c,d,e){for(var f in d)a.call(d,f)&&b(c,f,d[f],e)}}(f.hasOwnProperty),K=function(a){var b=typeof a;return null===a||"object"!==b&&"function"!==b},L=j.isNaN||function(a){return a!==a},M={ToInteger:function(a){var b=+a;return L(b)?b=0:0!==b&&b!==1/0&&b!==-(1/0)&&(b=(b>0||-1)*Math.floor(Math.abs(b))),b},ToPrimitive:function(a){var c,d,e;if(K(a))return a;if(d=a.valueOf,b(d)&&(c=d.call(a),K(c)))return c;if(e=a.toString,b(e)&&(c=e.call(a),K(c)))return c;throw new TypeError},ToObject:function(a){if(null==a)throw new TypeError("can't convert "+a+" to object");return e(a)},ToUint32:function(a){return a>>>0}},N=function(){};J(g,{bind:function(a){var c=this;if(!b(c))throw new TypeError("Function.prototype.bind called on incompatible "+c);for(var d,f=l.call(arguments,1),g=function(){if(this instanceof d){var b=c.apply(this,p.call(f,l.call(arguments)));return e(b)===b?b:this}return c.apply(a,p.call(f,l.call(arguments)))},h=s(0,c.length-f.length),i=[],j=0;h>j;j++)n.call(i,"$"+j);return d=Function("binder","return function ("+i.join(",")+"){ return binder.apply(this, arguments); }")(g),c.prototype&&(N.prototype=c.prototype,d.prototype=new N,N.prototype=null),d}});var O=q.bind(f.hasOwnProperty),P=q.bind(f.toString),Q=q.bind(l),R=r.bind(l),S=q.bind(i.slice),T=q.bind(i.split),U=q.bind(i.indexOf),V=q.bind(n),W=q.bind(f.propertyIsEnumerable),X=q.bind(d.sort),Y=c.isArray||function(a){return"[object Array]"===P(a)},Z=1!==[].unshift(0);J(d,{unshift:function(){return o.apply(this,arguments),this.length}},Z),J(c,{isArray:Y});var $=e("a"),_="a"!==$[0]||!(0 in $),aa=function(a){var b=!0,c=!0,d=!1;if(a)try{a.call("foo",function(a,c,d){"object"!=typeof d&&(b=!1)}),a.call([1],function(){"use strict";c="string"==typeof this},"x")}catch(e){d=!0}return!!a&&!d&&b&&c};J(d,{forEach:function(a){var c,d=M.ToObject(this),e=_&&E(this)?T(this,""):d,f=-1,g=M.ToUint32(e.length);if(arguments.length>1&&(c=arguments[1]),!b(a))throw new TypeError("Array.prototype.forEach callback must be a function");for(;++f<g;)f in e&&("undefined"==typeof c?a(e[f],f,d):a.call(c,e[f],f,d))}},!aa(d.forEach)),J(d,{map:function(a){var d,e=M.ToObject(this),f=_&&E(this)?T(this,""):e,g=M.ToUint32(f.length),h=c(g);if(arguments.length>1&&(d=arguments[1]),!b(a))throw new TypeError("Array.prototype.map callback must be a function");for(var i=0;g>i;i++)i in f&&("undefined"==typeof d?h[i]=a(f[i],i,e):h[i]=a.call(d,f[i],i,e));return h}},!aa(d.map)),J(d,{filter:function(a){var c,d,e=M.ToObject(this),f=_&&E(this)?T(this,""):e,g=M.ToUint32(f.length),h=[];if(arguments.length>1&&(d=arguments[1]),!b(a))throw new TypeError("Array.prototype.filter callback must be a function");for(var i=0;g>i;i++)i in f&&(c=f[i],("undefined"==typeof d?a(c,i,e):a.call(d,c,i,e))&&V(h,c));return h}},!aa(d.filter)),J(d,{every:function(a){var c,d=M.ToObject(this),e=_&&E(this)?T(this,""):d,f=M.ToUint32(e.length);if(arguments.length>1&&(c=arguments[1]),!b(a))throw new TypeError("Array.prototype.every callback must be a function");for(var g=0;f>g;g++)if(g in e&&!("undefined"==typeof c?a(e[g],g,d):a.call(c,e[g],g,d)))return!1;return!0}},!aa(d.every)),J(d,{some:function(a){var c,d=M.ToObject(this),e=_&&E(this)?T(this,""):d,f=M.ToUint32(e.length);if(arguments.length>1&&(c=arguments[1]),!b(a))throw new TypeError("Array.prototype.some callback must be a function");for(var g=0;f>g;g++)if(g in e&&("undefined"==typeof c?a(e[g],g,d):a.call(c,e[g],g,d)))return!0;return!1}},!aa(d.some));var ba=!1;d.reduce&&(ba="object"==type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