Скачать или смотреть applet java ejemplo

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sure! let's go through a tutorial on java applets. although applets are largely considered obsolete and are no longer widely supported in modern browsers, understanding them can still be useful for historical context or legacy systems.

what is a java applet?

a java applet is a small application written in java, which can be embedded in a web page and run in a browser. applets are designed to be executed within a java-enabled web browser or an applet viewer.

requirements

1. *java development kit (jdk):* make sure you have jdk installed on your system.
2. *web browser:* most modern browsers no longer support java applets, but you can use the applet viewer provided in the jdk for testing.
3. *text editor or ide:* any code editor or ide (like eclipse or intellij) will work.

step-by-step tutorial

step 1: creating a simple java applet

here’s how to create a simple java applet that displays "hello, world!" on the screen.

1. *create a java file*

create a new file named `helloworldapplet.java`.



code explanation:
we import the necessary classes: `applet` and `graphics`.
we create a class `helloworldapplet` that extends `applet`.
we override the `paint` method, which is called when the applet needs to be displayed. inside this method, we use the `graphics` object to draw a string on the applet.

step 2: create an html file

you need an html file to load the applet. create a file named `helloworldapplet.html`.



code explanation:
the `applet` tag is used to embed the applet in the html page.
the `code` attribute specifies the name of the compiled class file.
the `width` and `height` attributes define the applet's size.
the content inside the `applet` tag will be displayed only if the applet cannot be loaded.

step 3: compile the java applet

open your command line or terminal and navigate to the directory containing your `helloworldapplet.java` file. run the following command to compile the java file:



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