PHP

Use memcache cache technology in PHP to increase response speed. Although php has been doing well and fast, if there is still a bit of data in the case of a large amount of data, I will introduce you to the PHP method for improving the response

PHPExcel reads excel and imports mysql database code. This article introduces how to read and import the database code in PHPExcel. For more information, see, here we will introduce how to read the table and then create a mysql connection. This

Mb_substr: small Chinese knowledge. The mb_substr function is an upgraded version of the substr function. mb_substr supports Chinese truncation without garbled characters. Next, let's introduce the basic knowledge of mb_substr. For example, copy the

Detailed descriptions of the function for capturing pages in php. Php provides a large number of functions for obtaining remote server files, including: file () function, file_get_contents () function, fopen ()-fread ()-fclose () mode, curl mode,

Batch import csv file code for php Data. Sometimes, when writing a program, the background requires that a large amount of data be imported into the database. for example, the computer examination result query and phone book data are generally

Connect to the database in the PHPMySQL Getting Started Tutorial. In php, the number of connections is based on the mysql_connect () function or mysql_pconnect () function. Below is a brief introduction to php beginners. The commonly used connection

In PHP, mysqli_affected_rows returns the number of rows. This article will introduce the returned values of the number of mysqli_affected_rows rows in PHP. For more information, see. In mysqli, the number of rows affected by the update operation can

PHP shopping cart usage: update the number of shopping cart. The number of shopping cart means that we can delete a worker to add products at any time when we buy things, so that our shopping cart must update records, next, I will introduce you to

PHPmysql transaction rollback instance. This article will introduce you to a PHPmysql transaction rollback operation instance. For more information about transaction rollback, see. The procedure is simple. MYSQL only contains INNODB and BDB data.

Php imports a large amount of data to mysql for performance optimization. In mysql, we use php to import some files to mysql. next I will share my analysis and optimization on the import of 15000 records. For more information, see. I have mentioned

Upload code without any new files in ajax + php. If php file upload is not implemented using ajax, the effect is not very good, and the user experience is not very good. let's take a look at this ajax + php new file upload code. If php file upload

Php file Upload instance tutorial. Now let's take a look at the simplest php file upload example tutorial. we will use move_uploaded_file to upload the local article to the server. now let's take a look at the simplest php text. let's take a look at

Php implements online user computing. Includeclassconfig. inc. php; include the configuration file $ dbnewdb; $ db-db_connect (); Connect database $ usernewuser; initialize $ sessionnewsession; start session include "class/config. inc. php "; //

Summary of PHPMysql database backup programs. For the database backup class, we only need to search for more than N classes of code on the internet. below I will summarize several good database backup classes to help you. Database backup usage: For

Some simple PHP database connection examples. This article will give php beginners a detailed description of the php connection database instance code. here we mainly talk about the entry-level mysql connection code to the advanced encapsulated

Example of the php method for randomly retrieving mysql records. To randomly retrieve mysql records in php, we can directly use mysql_query to execute and read the data obtained by The selectrand function in mysql. below I will introduce the

Phpftp_put file Upload tutorial. Let's take a look at the file upload using the ftp function provided by php. we will use ftp_put to transfer the file to two simple Upload instances on the server. Let's take a look at the file upload using the ftp

PDO supports data caching. * ** Author: First 10 * QQ: 345610000 * classmyPDOextendsPDO {public $ cache_Dirnull; cache directory public $ cache_expireTime7200; cache time, two hours by default /** * Author: 10th * QQ: 345610000 */ Class myPDO

Php resumable download function. Let's take a look at using php resumable data transfer. this function saves a lot of time. let's take a look at using php resumable data transfer. is this function very time-saving? Phpheader (Cache-Control: public

Character filtering program. According to the customer's requirements, they can manually set and filter unnecessary keywords in the background, so they will write the following code, character filtering program! DOCTYPEhtmlPUBLIC-based on customer