html5 browser compatibility chart

CSS3 selectors test: This is the CSS Selector test page provided by the Css3.info Web site, which displays in detail the current browser support for all CSS3 selectors. Launch the test, the browser will automatically test, and the list of ways to display the current browser to all CSS3 selectors support situation http://tools.CSS3.info/selectors-test/test.htmlWhe

); second, tests whether the getContext () function exists. In the above Code, if the test fails, the return Statement is executed and the program is terminated. Another method is to create a function specifically used to determine whether a Canvas is supported. In this function, a Canvas element is generated in real time for such determination. This method is very popular, mark Pilgrim mentioned this solution in his HTML5 website http://diveintohtml5

Copy Code code as follows: Detect if HTML5 is supported function CheckVideo () { if (!! Document.createelement (' video '). Canplaytype) { var vidtest = document.createelement ("video"); Oggtest = Vidtest.canplaytype (' Video/ogg; codecs= "Theora, Vorbis"); if (!oggtest) { H264test = Vidtest.canplaytype (' Video/mp4; codecs= "avc1.42e01e, mp4a.40.2"); if (!h264test) { return false; } else { if (h264test = = "probably") { return true;

This article mainly introduces how to prevent mobile devices (mobile phones and tablets) from double-clicking the browser to enlarge the webpage, if you need a browser, you can refer to the current mobile phone, tablet, and other mobile devices, which have double-click amplification settings by default. How can you avoid double-click amplification? The meta viewport is provided on the Mobile Page and can b

CSS styles set default styles:JS in:=========================================================Another way is to use the framework of the method, with the conditional comment plus JS code implementationThe code is as follows:This code can be directly added to achieve compatibility issues, about the conditions of attention in theis to determine whether the following browser is less than IE9, if it is to execut

HTML5 website http:// This scenario is mentioned in diveintohtml5.org:The code is as follows: function Canvassupport () { return!! Document.createelement (' canvas '). GetContext; } function Canvasapp () { if (!canvassupport ()) { return; } } Our favorite approach is to use the Modernizr.js library (found in http://www.modernizr.com). Modernizr is an easy-to-use lightweight JavaScript library for testing the