What is PHP?

2019年8月16日

There are a lot of programming languages. PHP is one of the programming languages. If you want to be a web creator, you might have to know the language. I’ll tell you about PHP programming language.

 

 

What is PHP?

PHP is a programming language for web creation. We use the language to create some interactive web pages. PHP is also server scripting language. PHP works on the server. Download and use are for free. I will explain the terms in detail. By the way, PHP stands for PHP: Hypertext Preprocessor.

 

 

What you should better know before programming PHP

You should know some terms before programming PHP.

  • Script
  • Hypertext
  • CSS
  • Server

 

Script

Script has two meanings as below.

  • Script for Web Browser
  • Script for Web Server

Script for Web Browser is put to the user’s web browser. There is a possibility that the script for Web Browser occurs some unexpected results.

On the other hand, a script for Web Server such as PHP installed on the Web server. Script for Web Server is also a server script language. It works on the server.

Script for Web Browser It works on the user’s browser.
Script for Web Server It works on the server.

 

 

Hypertext

Hypertext is a format for a document on the web. It connects among some objects.

  • text
  • image
  • sound
  • video

As representative Hypertext, we use HTML for web creation.

(e.g.) HTML
<body> <h2> <span>

 

 

CSS

CSS is the language that is used to describe the presentation of Web pages. We use CSS to format the layout of Web pages. CSS is enable to separate content and presentation. It can handle any presentation more easily. CSS abbreviates Cascading Style Sheets. The below CSS means to change the font color to red and bold.

(e.g.) CSS
h3 {
color: red;
font-weight: bold;
}

 

 

Server

A server is a device or computer program that provides any service to another computer or its users. Users can get any information or service from a server. There are a lot of servers in the world. You should better know two serves at least.

Web Server It is a computer program that provides HTML pages and files.
File Server It is a computer that stores and handles data files.

 

 

 

Conclusion

PHP is a programming language for web creation. It is useful for you to know these words before learning PHP. If you click the word link, you can check the meaning in detail again.

PHP It is a programming language for web creation.
Script It works on the user’s browser or server.
Hypertext It is a format for a document on the web. It connects among text, images, sound, and video. As representative Hypertext, we use HTML for web creation.
CSS It is the language that is used to describe the presentation of Web pages.
Server It is a device or computer program that provides any service to another computer or its users.

 

 

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