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Javascript (edit)

Revision as of 17:35, 6 March 2024

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→‎Performance issue: compression tools, using CDN
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== Performance issue: compression tools, using CDN ==
== Performance issue: compression tools, using CDN ==
Compression tools to reduce the file size of javascript
[[Speed up websites#JavaScript part]]
* [http://jscompress.com/ Minify Javascript Online / Online JavaScript Packer]<ref>[https://www.minwt.com/webdesign-dev/html/18639.html JSCompress線上JS壓縮器，一鍵將多隻JS合併並壓縮|梅問題．教學網]</ref>
* [https://packagecontrol.io/packages/YUI%20Compressor Sublime Text 2 YUI-Compressor plugin]
* ''$'' [https://www.jetbrains.com/phpstorm/ PhpStorm IDE] [https://www.jetbrains.com/help/phpstorm/2017.1/minifying-javascript.html Minifying JavaScript]
 
Using CDN ([https://en.wikipedia.org/wiki/Content_delivery_network Content Delivery Network])
* [https://developers.google.com/speed/libraries/devguide?hl=zh-tw Google Hosted Libraries - Developer's Guide - Make the Web Faster — Google Developers]<ref>[http://blog.longwin.com.tw/2008/11/google-cdn-host-ajax-library-jquery-2008/ 使用 Google CDN Host 的 Javascript Library - jQuery - Tsung's Blog], [http://stackoverflow.com/questions/5206666/jquery-ui-how-to-use-google-cdn javascript - jquery ui - how to use google CDN - Stack Overflow]</ref>
* [http://www.asp.net/ajaxlibrary/cdn.ashx Microsoft Ajax Content Delivery Network - ASP.NET Ajax Library]
* [http://cdnjs.com/ cdnjs.com - the missing cdn for javascript and css] & 中文版: [http://zh-tw.cdnjs.com/ cdnjs.com - 遺失的CDN的JavaScript和CSS] {{access | date = 2014-09-10}}
* [https://unpkg.com/#/ UNPKG] {{access | date = 2018-10-18}}
 
<pre>
//If the javascript library hosted at CDN was failed to connect, it will switch to local javascript file automatically.
 
<script src="http://ajax.googleapis.com/ajax/libs/jquery/1.12.4/jquery.min.js" type="text/javascript"></script>
<script>!window.jQuery && document.write('<script src="local-js-path/jquery-1.12.4.min.js"><\/script>');</script>
 
<script src="http://ajax.googleapis.com/ajax/libs/jqueryui/1.9.2/jquery-ui.min.js" type="text/javascript"></script>
<script>!window.jQuery.ui && document.write('<script src="local-js-path/jquery-ui-effects.custom-1.9.2.min.js"><\/script>');</script>
</pre>


== troubleshooting steps ==
== troubleshooting steps ==
Retrieved from "https://wiki.planetoid.info/index.php/Special:MobileDiff/24568"

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