"JS code compression" Using Yui compressor to the JS file compression processing

Overview

In the use of HTML5 development Hybird app, may introduce a large number of JS package, in addition to some of the core JS files, some special processing,

such as compression and encryption is very important, YUI compressor is such a tool for compressing JS, CSS (cover face: Actually I use it to the code

Compression as a means of obfuscation), is developed in Java, so the runtime needs to install the Java environment First, after installation, shipped

Both the line and the configuration are relatively simple.

Installation and use

Before using Yui compressor, you must first configure the Java environment, how to configure this is not said.

YUI Compressor:

Https://github.com/yui/yuicompressor/releases

After the download, what we really need is this Yuicompressor-[version].jar file

Open cmd, enter the following command to compress the required JS file

java -jar D:\yuicompressor-2.4.6\build\yuicompressor-2.4.6.jar --type js --charset UTF-8 D:\my.js -o D:\my-min.js

<textarea spellcheck="false" style="position: absolute; bottom: -1em; padding: 0px; width: 1000px; height: 1em; outline: none" tabindex="0" readonly=""></textarea>1 1

Java -Jar D:\Yuicompressor-2.4.6\Build\Yuicompressor-2.4.6. Jar --type JS --CharSet UTF-8 D:\my. js -o D:\my-min. js

Parameter description:

D:\yuicompressor-2.4.6\build\yuicompressor-2.4.6.jar: The path that represents Yuicompressor

D:\my.js: The path of the JS file that needs to be compressed

D:\my-min.js: The JS path after compression

Note: If there is debugger in the JS file, this breakpoint will need to be deleted, otherwise the compression fails, 2.4.7 is the version.

From for notes (Wiz)

"JS code compression" Using Yui compressor to the JS file compression processing