Webshims Lib - The polyfilling, capability based loading JavaScript Library

Features

General Principles:

• HTML5 compliant: correctly and accurately implemented (HTML5) Markup-, JS- and DOM-APIs
• capability based loading: extremely lightweight in modern browsers
• cross-browser support: All A-Graded browsers including latest version of Opera are tested
• extendable: if we have not implemented a feature you want, you can easily implement it on your own

Implemented Features:

• HTML5 shiv and innerShiv solution including basic CSS-support
• canvas
• HTML5 form features including: constraint validation and form widgets (input[type="range"], input[type="date"], input[type="number"], output, input[list]/datalist)
• HTML5 audio/video/track implementation
• interactive elements: summary/details
• JSON (stringify and parse)
• localStorage/sessionStorage
• geolocation
• ECMAScript 5 / JavaScript 1.8.5 features

How To Use

• Simply download Webshims Lib and put the js-webshim-folder in your project
• Include the JavaScript:

---

<script src="js/jquery.js"></script>
<script src="js/Modernizr-yepnope.js"></script> 
<script src="js-webshim/minified/polyfiller.js"></script> 

<script> 
	//load and implement all unsupported features 
	$.webshims.polyfill();
	
	//or only load a specific feature
	//$.webshims.polyfill('geolocation json-storage');
</script>

---

• Wait till everything has been loaded and then use it:

---

<script> 
	$(function(){
		//work with JSON and localStorage 
		var userData = JSON.parse(localStorage.getItem('userData')) || {visits: 0};
		$('#visits').html(userData.visits);
		//...
	});
</script>

---

More information and demos here.

License

The Webshims Lib core is licensed under the MIT-License. Note: Webshims Lib uses many great third party scripts.

Questions?

If you have any questions, please feel free to ask them on the Using jQuery Plugins forum.

Please tag your questions with 'webshims' or 'polyfill'.

Release 1.9.0

• basic but powerfull track-element including corresponding DOM- and JS-API
• input[form] support: for associating form field using the form attribute (input[form]/select[form] ...)
• implemented youtube iframe support for video element
• better input widget calculation in responsive websites
• elements property for fieldset element
• allow placeholder on input[type="date"]. (as a hint for the dateformat, but use data-placeholder, instead of placeholder!)
• added opus -> mime-type detection for audio
• fixed regression for using an initial value with input[type="date"]. (introduced in 1.8.11)
• update Modernizr to 2.6.2/jQuery UI to 1.8.23
• jQuery 1.6.x not supported anymore, use 1.7.2+ or 1.8.1+ (but we will have legacy support for webshims 1.8.x)

Release 1.8.13

• fixed regression for using an initial value with input[type="date"] (introduced in 1.8.11)

Release 1.8.11/1.8.12

• updated to Modernizr 2.6.1/html5shiv 3.6.0
• fixed Samsung's datepicker implementation
• updated jQuery UI
• basic support for jQuery 1.8.0
• improved implementation of excanvas
• switch default canvas implementation from excanvas to flashcanvas (because it is so much better)
• fixed :focus implementation in jQuery 1.6+

Release 1.8.10

• fixed validity issues with old webkits (Safari 5.0.0 - 5.0.2)
• improved object/flash reframe handling for mediaelement
• improved spinbutton usability
• auto disable html5shiv's innerShiv, if jQuery 1.7+ is used
• fixed input/change event for input widgets on iOS5
• improved :required/:valid/:invalid pseudoselectos
• added possibility for custom styleable datalists (in capable browsers)
• added test for custom styleable input[type="range"]
• temporarily removed support for time and datetime-local widgets

Release 1.8.9

• updated to Modernizr 2.5.3 (fixes crash bug in IE8)
• improved field[placeholder] usability
• fixed regression for iOS4 (old webkits)
• updated email validation