This article describes the differences between serialize and JSON serialization and deserialization operations in PHP. Share to everyone for your reference, as follows:
What is the difference between serialize and JSON serialization and
Arsort the array in descending order and maintains the index relationship.
Basic syntax
BOOL Arsort (array & $array [, int $sort _flags = sort_regular])
This function sorts the arrays in descending order, the index of the array remains and the
Pack them up as a file, call it fun.php.
Here are some examples to deepen the understanding of these three cryptographic decryption functions
//string.php "; echo $encrypt. " "; echo $decrypt. " ";?>//array.php "; echo $encrypt. " "; echo
Object-oriented conceptsObject-oriented programming (object oriented Programming,oop, OOP) is a computer programming architecture, and one of the basic principles of OOP is that a computer program is composed of a single unit or object that can act
This article summarizes the PHP GD library related image generation and processing functions. Share to everyone for your reference, as follows:
These days in the study of the Image Verification Code section, referring to many examples, are used in
Recently encountered a problem, an AJAX request will call the existing session, and then do some processing according to the session. Sometimes the session comes into effect and sometimes it doesn't.
The session is saved to DB, so there is no
This article summarizes the PHP image add watermark function. Share to everyone for your reference, as follows:
Example 1, a very simple image to add the watermark function
Instance 2, a more complete picture adds a watermark class
I hope
As shown below:
'; } static Public Function eat () {echo ' static method eats '; } public Function Intro () {echo $this->name; }}error_reporting (e_all| E_STRICT);//There are no objects at this time! The method can execute Human::eat ();/* The
The example in this article describes how PHP obtains remote images and downloads them locally. Share to everyone for your reference, as follows:
Remote picture refers to the data on the far end server we can read the download through many
Engineering mode of development mode//Factory mode://By the factory class according to the parameters to decide which product class to create an instance;//factory class refers to a class that contains a method that is designed to create other
This paper describes the implementation principle of the chain operation of PHP objects. Share to everyone for your reference, as follows:
What is a chained operation? The students who use jquery should be impressed. In jquery, we often do this to
This article describes the PHP simple database operation class. Share to everyone for your reference, as follows:
The database is an essential thing when it comes to project development. But a lot of times it's a headache for the complexity of
This paper introduces the simple Factory mode of PHP design mode in detail, which is very useful for PHP programming. Specific as follows:
First, the concept
Simple Factory mode "static Factory method Mode" (Static Factory methods)is the creation
The examples in this article describe how PHP forms add tokens to prevent duplicate submissions. Share to everyone for your reference, as follows:
About token
Token, the most important feature of tokens, is randomness, unpredictable. General
. The code is as follows:
AuthName "Yousite Website Coming Soon ..."//If you want to add access to your websiteAuthType BasicAuthUserFile d:/xxx/.htpasswd #如果你想设置密码访问 How to build. HTPASSWD can access http://www.htaccesstools.com/htpasswd-generator/
Writing new data to the DOM
$item = $dom->createelement ("item");
$title = $dom->createelement ("title");
$titleText = $dom->createtextnode ("title text");
$title->appendchild ($titleText);
$item->appendchild
In this paper, we describe the simple database operation model class implemented by PHP. Share to everyone for your reference, as follows:
The database model class can be used to make database additions and deletions and simplify database operation.
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