JavaScript language basics 1: javascript language basics
We need to know what JavaScript is. First, we need to know what features JavaScript has?
What is JavaScript? It is an object-based and secure scripting language! It is a scripting language. Therefore, it has the following features:
1) It is a scripting language and an explanatory language. It is interpreted line by line during the program running.
2) object-based, many of its functions come from the interaction between object methods and scripts in the script environment.
3) security is a security language, also known as Web security. Why is it secure because it does not allow access to local hard disks, network documents cannot be modified or deleted. information browsing or dynamic interaction can only be achieved through a browser.
4) cross-platform, JavaScript depends on the browser, so the operating environment is irrelevant, provided that the browser supports JavaScript and runs the script properly.
So what can JavaScript do? What is its association with Java?
Although JavaScript and Java are similar in names, they are very different in nature and purpose. Java is similar to C ++'s high-level language and can implement many complicated and professional
JavaScript is a scripting language that can only implement limited functions. When talking about this, you may not be interested in JavaScript. Don't worry, although it can only be implemented.
Limited functions, but it has been widely used in many fields. What can it do if so many features are said? It can be used to compile Web browser scripts to achieve
Programs executed in the context of the Web page, and can be used on the server side to write information that can be submitted by the browser and update the Web server program displayed by the browser accordingly
. In general, it can be applied on the client and server.
Now that we know what JavaScript can do, why should we use it?
First, it is the most popular Web scripting language and has extensive compatibility. If you want to create personalized dynamic functions, congratulations, you can learn JavaScript.
Reprinted please indicate the source: http://blog.csdn.net/hai_qing_xu_kong/article/details/40692609 sentiment control _Click Open Link
I don't have any language foundation. Which books do I have to read if I want to learn javascript? Self-taught
If you do not have any language basics, go to w3school and check out a little bit of learning. Actually, there is no good book or a bad one. As long as it can bring you knowledge, a good book is suitable for this stage! Come on, BrO ~ Wish you success ~
I want to learn javascript, but I don't have any language basics.
Starting from the basics, HTML and DHTML are used together to learn Javascript.
Add my QQ 11700640 and I will send you several help documents.