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Learning Rhino - 1

IT生活 作者:starkbl 时间:2021-09-09 09:41:57 0 删除 编辑
Rhino is an open-source implementation of JavaScript written entirely in Java. It is typically embedded into Java applications to provide scripting to end users.

 

The rhino shell provides a simple way to run scripts in batch mode.

The syntax is:

java org.mozilla.javascript.tools.shell.Main [options] script-filename-or-url [script-arguments]

Example 1:

First of all, download the latest rhino and extract the zip file(for example: c:rhino1_7R2).

Second, add “c:rhino1_7R2js.jar” to the CLASSPATH of your environment.

Third, add a JavaScript file “c:test.js”, the content is:

print("Hello World!");

Fourth, open CMD window and input following command:

java org.mozilla.javascript.tools.shell.Main c:test.js

the output will be:

Hello World!

OK. We have got the basic concept of Rhino.

Example 2:
1. Open the test.js and modify the content:

for (var i=0; i 

2. Open the CMD window:

java org.mozilla.javascript.tools.shell.Main c:test.js Hello World!

3. Output:

HelloWorld!

Example 3:
1. Modify the test.js:

function add() { var result = 0;for (var i=0; i 

2. Open the CMD window:

java org.mozilla.javascript.tools.shell.Main c:test.js

3. Output:

9

来自 “ ITPUB博客 ” ,链接:https://blog.itpub.net/3705/viewspace-2806216/ ,如需转载,请注明出处,否则将追究法律责任。

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