Examples of using Javascript program in English and their translations into Chinese
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Programming
Your very first JavaScript program.
With this brief introduction,you must be eager to write your first JavaScript program.
Before you use a variable in a JavaScript program, you must declare it.
Creating values like this is the main substance of any JavaScript program.
Let's try to understand how the JavaScript program is compiled and executed.
Public variables can be accessed from anywhere in a JavaScript program.
Now that your JavaScript program has received the data, what can it do with it?
Browsers don't normally tell you when they load JavaScript programs.
It let's you run JavaScript programs by typing'node my_app. js' in your terminal.
To enable the service, webmasters embed a small JavaScript program in their web pages.
For example, a JavaScript program may dynamically change the value of a certain element's'color' property.
Now, let's try to understand how the JavaScript program is compiled and executed.
Variables defined outside of a function are global and are visible throughout JavaScript program.
Now, let's try to understand how the JavaScript program is compiled and executed.
Is a command-line tool that can be run as a regular web server andlets one run JavaScript programs.
When a number appears directly in a JavaScript program, we call it a numeric literal.
JavaScript programs can be inserted in any place of HTML with the help of the<script> tag.
However, the GNU GPLis long enough that including it in a page with a JavaScript program can be inconvenient.
Using prototypes and constructor functions, JavaScript programs can emulate many of the features of classes in other languages.
That's the part of the browser that understands JavaScript andcan execute the steps of a JavaScript program.
Every time a JavaScript program creates a string, array, or object, the interpreter must allocate memory to store that entity.
We can see that the set of strings that represent, say, JavaScript programs, is a subset of A*(here,* is the Kleene star operator).
Basically, the web programmer connects a link, button, orsome other type of user interface element on the web page to a JavaScript program.
Every time you want to create a JavaScript program, you must go through the process of determining the steps needed to achieve your goal.
It is possible to release a JavaScript program as free software, by distributing the source code under a free software license.
Likewise, a simple typo oreven a missing punctuation mark can prevent a JavaScript program from working, or trigger an error in a web browser.
But even though JavaScript programs(also called scripts) are simpler and shorter, they share many of the same properties of more complicated programs. .
Practically speaking, if I divide two variables in a JavaScript program, the result may be NaN, which is predefined in JavaScript as"undefined".
Statements cause dynamic behavior in a JavaScript program, while function definitions describe the static structure of a program. .