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How do beginners learn PHP

2025-01-14 Update From: SLTechnology News&Howtos shulou NAV: SLTechnology News&Howtos > Development >

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This article mainly introduces "how beginners learn PHP". In daily operation, I believe many people have doubts about how beginners learn PHP. The editor consulted all kinds of materials and sorted out simple and easy-to-use methods of operation. I hope it will be helpful to answer the doubts of "beginners how to learn PHP"! Next, please follow the editor to study!

Don't worry about which environment to use when you first learn PHP. The integrated environment of appserv and wamp is good.

There are many kinds of editors, but you'd better be familiar with one of them and get into the habit of writing code by hand.

Commonly used functions should be memorized

Turn on the environment error report, block the NOTICE

When you encounter an error report, you should carefully read the reason, line number, and analyze the solution.

The difference between POST and GET

The difference between SESSION and COOKIE

Do not use COOKIE to record important information, such as passwords

Do not store passwords in clear text in the database

Transfer Chinese must be submitted asynchronously by URLENCODE,JS.

The Ajax response page is best to use JSON, especially if there are Chinese or special symbols

Know the difference between require and include

When the project is deployed, the relevant configuration information files should not be located in the WEB root directory.

Use folders to store uploaded files hierarchically. Do not put all uploaded files under one upload folder.

Files can only be uploaded using the POST,FORM form to declare enctype= "multipart/form-data"

Thinking about the verification mechanism and implementation of CAPTCHA

How to cooperate with PHP to do cache by MC

Think about how to use PHP to generate HTML static pages

Never trust the information entered by the user

Think about for ($item0

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