让低版本ie兼容h5,以及兼容h5 video播放器

最近做项目因为面向学校,所以兼容刻不容缓。

什么css3啊用着都是提心吊胆,为了让内心平静下来,能不用css3的尽量全干掉,一些动画都做成gif....

当然还有一些必须要h5,然后就 脑瓜疼.....

1.首页引入html5shiv.min.js,这个可以让恶心的低版本ie去支持h5,解决ie9以下浏览器对html5新增标签的不识别。

<!--[if lt IE 9]>
<script src="//cdn.bootcss.com/respond.js/1.4.2/respond.js"></script>
<script src="http://cdn.bootcss.com/html5shiv/3.7.2/html5shiv.min.js"></script>
<![endif]-->

源码:

/**
* @preserve HTML5 Shiv 3.7.2 | @afarkas @jdalton @jon_neal @rem | MIT/GPL2 Licensed
*/
!function(a,b){function c(a,b){var c=a.createElement("p"),d=a.getElementsByTagName("head")[0]||a.documentElement;return c.innerHTML="x<style>"+b+"</style>",d.insertBefore(c.lastChild,d.firstChild)}function d(){var a=t.elements;return"string"==typeof a?a.split(" "):a}function e(a,b){var c=t.elements;"string"!=typeof c&&(c=c.join(" ")),"string"!=typeof a&&(a=a.join(" ")),t.elements=c+" "+a,j(b)}function f(a){var b=s[a[q]];return b||(b={},r++,a[q]=r,s[r]=b),b}function g(a,c,d){if(c||(c=b),l)return c.createElement(a);d||(d=f(c));var e;return e=d.cache[a]?d.cache[a].cloneNode():p.test(a)?(d.cache[a]=d.createElem(a)).cloneNode():d.createElem(a),!e.canHaveChildren||o.test(a)||e.tagUrn?e:d.frag.appendChild(e)}function h(a,c){if(a||(a=b),l)return a.createDocumentFragment();c=c||f(a);for(var e=c.frag.cloneNode(),g=0,h=d(),i=h.length;i>g;g++)e.createElement(h[g]);return e}function i(a,b){b.cache||(b.cache={},b.createElem=a.createElement,b.createFrag=a.createDocumentFragment,b.frag=b.createFrag()),a.createElement=function(c){return t.shivMethods?g(c,a,b):b.createElem(c)},a.createDocumentFragment=Function("h,f","return function(){var n=f.cloneNode(),c=n.createElement;h.shivMethods&&("+d().join().replace(/[\w\-:]+/g,function(a){return b.createElem(a),b.frag.createElement(a),'c("'+a+'")'})+");return n}")(t,b.frag)}function j(a){a||(a=b);var d=f(a);return!t.shivCSS||k||d.hasCSS||(d.hasCSS=!!c(a,"article,aside,dialog,figcaption,figure,footer,header,hgroup,main,nav,section{display:block}mark{background:#FF0;color:#000}template{display:none}")),l||i(a,d),a}var k,l,m="3.7.2",n=a.html5||{},o=/^<|^(?:button|map|select|textarea|object|iframe|option|optgroup)$/i,p=/^(?:a|b|code|div|fieldset|h1|h2|h3|h4|h5|h6|i|label|li|ol|p|q|span|strong|style|table|tbody|td|th|tr|ul)$/i,q="_html5shiv",r=0,s={};!function(){try{var a=b.createElement("a");a.innerHTML="<xyz></xyz>",k="hidden"in a,l=1==a.childNodes.length||function(){b.createElement("a");var a=b.createDocumentFragment();return"undefined"==typeof a.cloneNode||"undefined"==typeof a.createDocumentFragment||"undefined"==typeof a.createElement}()}catch(c){k=!0,l=!0}}();var t={elements:n.elements||"abbr article aside audio bdi canvas data datalist details dialog figcaption figure footer header hgroup main mark meter nav output picture progress section summary template time video",version:m,shivCSS:n.shivCSS!==!1,supportsUnknownElements:l,shivMethods:n.shivMethods!==!1,type:"default",shivDocument:j,createElement:g,createDocumentFragment:h,addElements:e};a.html5=t,j(b)}(this,document);

2.respond.min:让不支持 css3  Media Query的浏览器包括IE6-IE8等其他浏览器支持查询。

源码:

/*! Respond.js v1.4.2: min/max-width media query polyfill * Copyright 2013 Scott Jehl
 * Licensed under https://github.com/scottjehl/Respond/blob/master/LICENSE-MIT
 *  */

!function(a){"use strict";a.matchMedia=a.matchMedia||function(a){var b,c=a.documentElement,d=c.firstElementChild||c.firstChild,e=a.createElement("body"),f=a.createElement("div");return f.id="mq-test-1",f.style.cssText="position:absolute;top:-100em",e.style.background="none",e.appendChild(f),function(a){return f.innerHTML='&shy;<style media="'+a+'"> #mq-test-1 { width: 42px; }</style>',c.insertBefore(e,d),b=42===f.offsetWidth,c.removeChild(e),{matches:b,media:a}}}(a.document)}(this),function(a){"use strict";function b(){u(!0)}var c={};a.respond=c,c.update=function(){};var d=[],e=function(){var b=!1;try{b=new a.XMLHttpRequest}catch(c){b=new a.ActiveXObject("Microsoft.XMLHTTP")}return function(){return b}}(),f=function(a,b){var c=e();c&&(c.open("GET",a,!0),c.onreadystatechange=function(){4!==c.readyState||200!==c.status&&304!==c.status||b(c.responseText)},4!==c.readyState&&c.send(null))};if(c.ajax=f,c.queue=d,c.regex={media:/@media[^\{]+\{([^\{\}]*\{[^\}\{]*\})+/gi,keyframes:/@(?:\-(?:o|moz|webkit)\-)?keyframes[^\{]+\{(?:[^\{\}]*\{[^\}\{]*\})+[^\}]*\}/gi,urls:/(url\()['"]?([^\/\)'"][^:\)'"]+)['"]?(\))/g,findStyles:/@media *([^\{]+)\{([\S\s]+?)$/,only:/(only\s+)?([a-zA-Z]+)\s?/,minw:/\([\s]*min\-width\s*:[\s]*([\s]*[0-9\.]+)(px|em)[\s]*\)/,maxw:/\([\s]*max\-width\s*:[\s]*([\s]*[0-9\.]+)(px|em)[\s]*\)/},c.mediaQueriesSupported=a.matchMedia&&null!==a.matchMedia("only all")&&a.matchMedia("only all").matches,!c.mediaQueriesSupported){var g,h,i,j=a.document,k=j.documentElement,l=[],m=[],n=[],o={},p=30,q=j.getElementsByTagName("head")[0]||k,r=j.getElementsByTagName("base")[0],s=q.getElementsByTagName("link"),t=function(){var a,b=j.createElement("div"),c=j.body,d=k.style.fontSize,e=c&&c.style.fontSize,f=!1;return b.style.cssText="position:absolute;font-size:1em;width:1em",c||(c=f=j.createElement("body"),c.style.background="none"),k.style.fontSize="100%",c.style.fontSize="100%",c.appendChild(b),f&&k.insertBefore(c,k.firstChild),a=b.offsetWidth,f?k.removeChild(c):c.removeChild(b),k.style.fontSize=d,e&&(c.style.fontSize=e),a=i=parseFloat(a)},u=function(b){var c="clientWidth",d=k[c],e="CSS1Compat"===j.compatMode&&d||j.body[c]||d,f={},o=s[s.length-1],r=(new Date).getTime();if(b&&g&&p>r-g)return a.clearTimeout(h),h=a.setTimeout(u,p),void 0;g=r;for(var v in l)if(l.hasOwnProperty(v)){var w=l[v],x=w.minw,y=w.maxw,z=null===x,A=null===y,B="em";x&&(x=parseFloat(x)*(x.indexOf(B)>-1?i||t():1)),y&&(y=parseFloat(y)*(y.indexOf(B)>-1?i||t():1)),w.hasquery&&(z&&A||!(z||e>=x)||!(A||y>=e))||(f[w.media]||(f[w.media]=[]),f[w.media].push(m[w.rules]))}for(var C in n)n.hasOwnProperty(C)&&n[C]&&n[C].parentNode===q&&q.removeChild(n[C]);n.length=0;for(var D in f)if(f.hasOwnProperty(D)){var E=j.createElement("style"),F=f[D].join("\n");E.type="text/css",E.media=D,q.insertBefore(E,o.nextSibling),E.styleSheet?E.styleSheet.cssText=F:E.appendChild(j.createTextNode(F)),n.push(E)}},v=function(a,b,d){var e=a.replace(c.regex.keyframes,"").match(c.regex.media),f=e&&e.length||0;b=b.substring(0,b.lastIndexOf("/"));var g=function(a){return a.replace(c.regex.urls,"$1"+b+"$2$3")},h=!f&&d;b.length&&(b+="/"),h&&(f=1);for(var i=0;f>i;i++){var j,k,n,o;h?(j=d,m.push(g(a))):(j=e[i].match(c.regex.findStyles)&&RegExp.$1,m.push(RegExp.$2&&g(RegExp.$2))),n=j.split(","),o=n.length;for(var p=0;o>p;p++)k=n[p],l.push({media:k.split("(")[0].match(c.regex.only)&&RegExp.$2||"all",rules:m.length-1,hasquery:k.indexOf("(")>-1,minw:k.match(c.regex.minw)&&parseFloat(RegExp.$1)+(RegExp.$2||""),maxw:k.match(c.regex.maxw)&&parseFloat(RegExp.$1)+(RegExp.$2||"")})}u()},w=function(){if(d.length){var b=d.shift();f(b.href,function(c){v(c,b.href,b.media),o[b.href]=!0,a.setTimeout(function(){w()},0)})}},x=function(){for(var b=0;b<s.length;b++){var c=s[b],e=c.href,f=c.media,g=c.rel&&"stylesheet"===c.rel.toLowerCase();e&&g&&!o[e]&&(c.styleSheet&&c.styleSheet.rawCssText?(v(c.styleSheet.rawCssText,e,f),o[e]=!0):(!/^([a-zA-Z:]*\/\/)/.test(e)&&!r||e.replace(RegExp.$1,"").split("/")[0]===a.location.host)&&("//"===e.substring(0,2)&&(e=a.location.protocol+e),d.push({href:e,media:f})))}w()};x(),c.update=x,c.getEmValue=t,a.addEventListener?a.addEventListener("resize",b,!1):a.attachEvent&&a.attachEvent("onresize",b)}}(this);

3.兼容播放器 html5media.min.js

<script type="text/javascript" src="js/html5media.min.js"></script>

html:

<video width="570" height="260" controls id="mediaA" class="media" autoplay="" muted>
    <source src="http://oce3v0inv.bkt.clouddn.com/2018081601.mp4" type="video/mp4" />
</video>

html5media.min.js源码:

(function(){function B(a){console.log("$f.fireEvent",[].slice.call(a))}function y(a){if(!a||typeof a!="object")return a;var d=new a.constructor;for(var c in a)if(a.hasOwnProperty(c))d[c]=y(a[c]);return d}function o(a,d){if(a){var c,p=0,f=a.length;if(f===undefined)for(c in a){if(d.call(a[c],c,a[c])===false)break}else for(c=a[0];p<f&&d.call(c,p,c)!==false;c=a[++p]);return a}}function s(a){return document.getElementById(a)}function w(a,d,c){if(typeof d!="object")return a;a&&d&&o(d,function(p,f){if(!c||
typeof f!="function")a[p]=f});return a}function z(a){var d=a.indexOf(".");if(d!=-1){var c=a.substring(0,d)||"*",p=a.substring(d+1,a.length),f=[];o(document.getElementsByTagName(c),function(){this.className&&this.className.indexOf(p)!=-1&&f.push(this)});return f}}function E(a){a=a||window.event;if(a.preventDefault){a.stopPropagation();a.preventDefault()}else{a.returnValue=false;a.cancelBubble=true}return false}function i(a,d,c){a[d]=a[d]||[];a[d].push(c)}function v(){return"_"+(""+Math.random()).substring(2,
10)}function n(a,d,c){function p(){function g(k){!f.isLoaded()&&f._fireEvent("onBeforeClick")!==false&&f.load();return E(k)}if($f(a)){$f(a).getParent().innerHTML="";F=$f(a).getIndex();t[F]=f}else{t.push(f);F=t.length-1}L=parseInt(a.style.height,10)||a.clientHeight;if(typeof d=="string")d={src:d};A=a.id||"fp"+v();G=d.id||A+"_api";d.id=G;c.playerId=A;if(typeof c=="string")c={clip:{url:c}};if(typeof c.clip=="string")c.clip={url:c.clip};c.clip=c.clip||{};if(a.getAttribute("href",2)&&!c.clip.url)c.clip.url=
a.getAttribute("href",2);h=new e(c.clip,-1,f);c.playlist=c.playlist||[c.clip];var q=0;o(c.playlist,function(){var k=this;if(typeof k=="object"&&k.length)k={url:""+k};o(c.clip,function(u,C){if(C!==undefined&&k[u]===undefined&&typeof C!="function")k[u]=C});c.playlist[q]=k;k=new e(k,q,f);j.push(k);q++});o(c,function(k,u){if(typeof u=="function"){h[k]?h[k](u):i(x,k,u);delete c[k]}});o(c.plugins,function(k,u){if(u)r[k]=new l(k,u,f)});if(!c.plugins||c.plugins.controls===undefined)r.controls=new l("controls",
null,f);r.canvas=new l("canvas",null,f);d.bgcolor=d.bgcolor||"#000000";d.version=d.version||[9,0];d.expressInstall="http://www.flowplayer.org/swf/expressinstall.swf";D=a.innerHTML;if(D.replace(/\s/g,"")!=="")if(a.addEventListener)a.addEventListener("click",g,false);else a.attachEvent&&a.attachEvent("onclick",g);else{a.addEventListener&&a.addEventListener("click",E,false);f.load()}}var f=this,m=null,D,h,j=[],r={},x={},A,G,F,J,M,L;w(f,{id:function(){return A},isLoaded:function(){return m!==null},getParent:function(){return a},
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loadPlugin:function(g,q,k,u){if(typeof k=="function"){u=k;k={}}var C=u?v():"_";f._api().fp_loadPlugin(g,q,k,C);q={};q[C]=u;u=new l(g,null,f,q);return r[g]=u},getState:function(){return m?m.fp_getState():-1},play:function(g,q){function k(){g!==undefined?f._api().fp_play(g,q):f._api().fp_play()}m?k():f.load(function(){k()});return f},getVersion:function(){if(m){var g=m.fp_getVersion();g.push("flowplayer.js 3.1.4");return g}return"flowplayer.js 3.1.4"},_api:function(){if(!m)throw"Flowplayer "+f.id()+
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