PHP

PHP installation of pthreads multi-thread extension tutorial [windows]. 1. check whether PHP is a ts or an ETS version through phpinfo (); check the ThreadSafety item. this project is to check whether it is thread-safe. if it is: enabled, in general,

PHP extension. Download the corresponding php extension file php_mongo.dll, merge it into the php Extension folder phpext, and modify php. ini file, add the following lines: extensionphp_mongo.dllPHP to connect to the database $ co to download the

PHP generates PDF documents with images and links. Using PHP to generate PDF documents online seems very simple. In fact, this is not the case, so I decided to write it down and provide you with an idea. Searching for PHP to generate P on the

The facebook sharing function is implemented on the webpage. Copy the code as follows: spanspanstyleword-wrap: normal The code is as follows: Digress: directly jump to the share button on the facebook login page: Url:

Php uses Baidu translation api for example sharing. The PHP code of Baidu translation API can be implemented through testing, but encoding may need to be converted. Copy the code as follows :? Phpfunctionlanguage ($ value, $ fromauto, $ toauto) {$ v

Php obtains the utf8 string character length instance. When writing the form verification class of the framework tonight, you need to determine whether the length of a string is within the specified range. Naturally, you think of the strlen function

Principles and code of generating short URLs using php. Principles of generating short URLs in php: 1. perform crc32 verification on the original website to obtain the verification code. 2. use sprintf (% u) to convert the verification code to an

Test whether the php connection to mysql is successful. In many cases, we do not know whether it is a php error or a cms running error caused by incorrect mysql User name or password. you can test it with the following code: in many of the following

Php automatically generates thumbnails based on URLs and handles high concurrency issues. The server generally has two types of thumbnails: 1. the advantage of generating a file during Upload: the required thumbnails have been generated during the

Use of implode and explode. The implode function converts an array into a string, which is used to combine SQL statements! For example, $ aarray (a, B, c); $ bimplode (, $ a); echo $ B; the returned string is the, B, c implode function that converts

PHP: keep the last decimal point and keep the last decimal place rounded. $ Total1225.49.5; $ totalfloor ($ total * 0.95) * 10) 10; $ totalsprintf (%. 1f, (float) $ total); echo $ total ;? Output: 1225.4php: several methods to retain the last

PhpCalender (calendar) code sharing. The code is as follows :? Php ***** my calendar * date_default_timezone_setdatemktime * @ paramint $ year * @ paramint $ month * @ paramstring $ timezone * @ aut code: The code is as follows: /**** My

Scan the QR code to log on to the website. Download the snoopy copy code as follows :? Php * public platform PHP-SDK * Wechatauth unofficial login API * users by scanning the QR code provided by the web page to achieve login, please first download

Modify the memory_limit limit of PHP in three ways. Memory_limit is php. an important parameter in ini, which can limit the maximum memory usage of php. if it is small, the system prompts FatalError: Allowedmemo memory_limit is php. an important

Php saves array variables to files. I want to develop a permission function recently. I hope that the user will generate a php file corresponding to the user after selecting the set permission in the background, in this way, as long as the user logs

How to call php files on html static pages. The static page looks good. you cannot directly call the php file, but you can use js to call the php file. of course, you can also use ajax to call the php file, next, I will show you that you cannot

PHP batch deletes super-level links in webpage content. During content stations, collection software is often used to attack other station resources on the Internet, and thousands of articles are collected, after the collection, some super chains of

Simple php image proportional scaling code. I used getimagesize to get the size of the original image, and then x0.5 is to set the image to 5. Arraygetimagesize (string $ filename [, array $ imageinfo]) The getimagesize () function is used to

Php creates non-distorted HD image implementation code. In php, the imagecreatetruecolor function must be used to generate high-definition images. The following describes how to use imagecreatetruecolor (intx, inty) to create a black image with a

Php multi-user read/write file empty problem solution. In fact, we will use flock to solve some problems when writing a file for multiple calls at the same time, so that only one user can write the file at the same time, while other users are