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<p>Hello world! This is HTML5 Boilerplate.</p>
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<script>window.jQuery || document.write(‘<script src="js/vendor/jquery-1.10.2.min.js"><\/script>‘)</script>
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<meta charset="utf-8"> <meta http-equiv="X-UA-Compatible" content="IE=edge"> <title></title> <meta name="description" content=""> <meta name="viewport" content="width=device-width, initial-scale=1">
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<script src="//ajax.googleapis.com/ajax/libs/jquery/1.10.2/jquery.min.js"></script> <script>window.jQuery || document.write(‘<script src="js/vendor/jquery-1.10.2.min.js"><\/script>‘)</script> <script src="js/plugins.js"></script> <script src="js/main.js"></script>
// Avoid `console` errors in browsers that lack a console.
(function() {
var method;
var noop = function () {};
var methods = [
‘assert‘, ‘clear‘, ‘count‘, ‘debug‘, ‘dir‘, ‘dirxml‘, ‘error‘,
‘exception‘, ‘group‘, ‘groupCollapsed‘, ‘groupEnd‘, ‘info‘, ‘log‘,
‘markTimeline‘, ‘profile‘, ‘profileEnd‘, ‘table‘, ‘time‘, ‘timeEnd‘,
‘timeStamp‘, ‘trace‘, ‘warn‘
];
var length = methods.length;
var console = (window.console = window.console || {});
while (length--) {
method = methods[length];
// Only stub undefined methods.
if (!console[method]) {
console[method] = noop;
}
}
}());
原文：http://www.cnblogs.com/yinliang/p/4744670.html