Php manipulated mysqli database and mysqli Database
Mysql (I) support has been added since php5.0. Newly Added functions are added as objects.
I indicates that there are many functions, high efficiency, and stability to be improved.
Compile-time
MySQL I extension of PHP5 is usually used in combination with mysql databases for application systems built using PHP. for a long time, MySQL extension has been accompanied by PHP and MySQL, and provides a channel for interaction between the two.
Objective
In the actual development, PHP will be used with the database, because in the background need to have too much data to save, and the database is a good place to save data, we use PHP development database is a relational database MySQL,
MYSQLI provides an object-oriented and process-oriented approach to interacting with the database, looking at both of these ways.
1. Object Oriented
In the object-oriented approach, MYSQLI is encapsulated into a class that is constructed as
Overview 1. What is MysqliPhp-mysql function Library is the PHP operation MySQL Database The most primitive extension library, php-mysqli I for improvement, equivalent to the former enhanced version, also contains the relative advanced function, in
1. DQL operation of MySQL using mysqli extension library in PHP
Copy CodeThe code is as follows:
Header ("Content-type:text/html;charset=utf-8");
mysqli working with MySQL database (object oriented approach)
1. Create a Mysqli object
$mysqli =new
Learn php-(17) PHP using MYSQLI Extension Library Operations database 2
From the day before yesterday, my computer did not know how, write the program when no reason to crash. is not completely dead, the mouse is also active, that is, the click
1, in PHP using the mysqli extension library to the MySQL DQL operation
Copy Code code as follows:
Header ("Content-type:text/html;charset=utf-8");
MYSQLI operating the MySQL database (object-oriented mode)
1. Create Mysqli objects
1. Use mysqli extension library in PHP to perform dql operations on MySQL
PHP Header ("Content-Type: text/html; charset = UTF-8" ); // Mysqli operations on the MySQL database (Object-Oriented) // 1. Create a mysqli object $ Mysqli = New
In the previous article mysqli basic knowledge of mysqli installation and basic operations (mainly a single SQL statement query operations), today is a very important part of mysqli: preprocessing.Its three main classes are often involved in mysqli
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