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/*** Two-dimensional arrays are sorted according to a field* Function: According to the user's age in reverse order* @author Ruxing.li*/Header (' content-type:text/html; Charset=utf-8 ');$arrUsers = Array (Array' id ' = 1,' Name ' = ' Zhang San ','

/* +-------------------------------------------------------------------------------+ | = This article is for Haohappy read > | = Notes from the chapter classes and objects | = translation-oriented + personal experience | = Please do not reprint to

1, Upload files /** upload file $file int|string * Create a star model in models*/ Public functionUploadFile ($file) { if($_files [$file]) { if($_files [$file] [ ' ERROR '] > 0) return0; $path = ' upload/'. Date "Ym") . '/' . Date ' d ') .

Copy Code code as follows: /** PHP treats all class methods that start with __ (two underscores) as magic methods. So when you define your own class method, don't prefix it with __. * */ __tostring, __set, __get__isset (), __unset ()/*The __

/* In response to a user's request, it sent a section of the shopping Cart class code for a simple analysis, I hope that the need for the novice to help ~ I am also a novice, analysis and interpretation of the same time is equivalent to learning,

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When do I use serialization? When you save files to a database when you transfer objects across the network Today we're going to mention four functions Full serialization 1.serialize (object name) serialize the specified class object $str

Examples of "star Prodigal" PHP Chinese documents are quoted: Chat room, is the WEB site to send boring people's secret weapon. At the same time, the webmaster or other personnel can also be killed here. Even if there is a vigorous network of love,

oracle| Page | data | database | Most of the sites will take into account the interaction between users. At this time, with the message version of the function, allows users to stay here, or some of the interaction with the site information. In the

In the use of PHP to develop Web applications, many applications will require users to register, and the registration of the time we need to deal with the user's information, the most common is the mailbox and password, this article is intended to

PHP//Bytes/kb/mb/gb/tb/eb/** * Convert byte size * @param number $size * @return number*/functionTransbyte ($size) { $arr=Array("B", "KB", "MB", "GB", "TB", "EB" ); $i= 0; while($size>= 1024 ) { $size/= 1024; $i++; } return round($size,

This article describes how to use php magic methods (php magic functions). For more information, see The code is as follows: /** PHP treats all class methods starting with _ (two underscores) as magic methods. Therefore, when you define your own

There was an e-commerce project a while ago and an order number needs to be generated. At that time, it was easy to consider adding a random number to the system time or using the uniqid () method. After careful consideration of the above method,

This article mainly introduces several methods for implementing password encryption in PHP. if you need it, refer to this article. PHP develops WEB applications and often completes user registration information. the registration information includes

Describes the serialization of PHP Objects in detail. We all know that PHP Serialization can include objects and convert variables into continuous bytes data. you can save serialized variables in a file or transmit them over the network, then we all

Section 8-access method PHP5 allows access to class members to be restricted. this is a new feature in PHP5, but it already exists in many object-oriented languages. with access, you can develop a reliable object-oriented application and build

Section 3 serializing objects [13]. Serializing variables, including objects, can be converted into continuous bytes data. you can save serialized variables in a file or transmit them over the network. then, the deserialization is restored to the

In the php-fpm mode, the optimization problem of eaccelerator is apache + fastcgi + php-fpm & lt ;? Php & nbsp; echodate (& quot; Ymd-His & quot ;). & quot; n & quot; & nbsp; for ($ i0; $ I & lt; 1000; $ I ++) {& nbsp; $ iduniqid (); optimization of

Serializing variables, including objects, can be converted into continuous bytes data. you can save serialized variables in a file or transmit them over the network. then, the data is deserialized and restored to the original data. PHP can

It is easy to understand. The ID of the cookie-saved shopping cart and the data of the db-saved shopping cart. // Code for generating the shopping cart session If (! $ Session &&! $ Scid ){ /* Session is used to differentiate each shopping cart,