PHP Tutorials

Some common functions in PHP are collected This article mainly introduces some common functions in PHP collection, this article collects some time date, output printing, commonly used string functions, commonly used array methods, the need for

PHP uses substr () and Strpos () to federate a method of finding a specific character in a string, Substrstrpos This example describes how PHP uses substr () and Strpos () to jointly find a particular character in a string. Share to everyone for

How PHP randomly reads files from a folder The example in this article describes how PHP randomly reads files from a folder. Share to everyone for your reference. The implementation method is as follows: ? 1234567891011121314151617181920

A brief talk about Unicode and UTF8 encoding in PHP Re-recognize Unicode and UTF8 encoding Until today, to be exact, I just knew that UTF-8 encoding and Unicode encoding are not the same, there is a difference between the embarrassingThere is a

PHP Network Functions Overview checkdnsrr-DNS traffic checks for the specified host (domain name) or IP address closelog-Turn off System log links define_syslog_variables-Initialize all syslog-related variables DNS_CHECK_RECORD-CHECKDNSRR

Baidu engineers talk about the implementation principle and performance analysis of PHP function (c), PHP function Implementation and introduction of common PHP functions CountCount is a function that we often use, and its function is to return the

PHP gets mobile phone number attribution via API This API support 1, you can enter 11-digit mobile phone number query attribution such as: 13858861234, 2, you can enter the 7-segment query attribution such as: 1335586, 3, support number segment 13,

Baidu engineers talk about the implementation principle and performance analysis of PHP function (i), PHP function Objective In any language, a function is the most basic constituent unit. What are the features of PHP functions? How is a function

PHP winning probability algorithm, winning probability algorithm We first completed the background PHP process, the main work of PHP is responsible for the allocation of prizes and the corresponding probability of winning, the current page click to

PHP to create Intelligent bar chart program for reports, etc., histogram report PHP to create an intelligent bar chart program for reports, etc. _x = $x; $this->_y = $y; $this->_h = $h; $this->_l = $l; $this->_w = $w; $this->_srcpoints = $this-

PHP Tutorial: Php Crawl HTTPS content Direct use of file_get_contents, will error; program code = (https://xxx.com "); File_get_contents ($url); Error: Program code warning:file_get_contents (https://xxx.com) [function.file-get-contents]: failed to

Recursive implementation of PHP array to XML, PHP array xml recursion PHP winning array to XML requirements are common, and there are many ways to implement, Baidu found a variety of implementation methods, but the basic is to borrow a group of

How to correctly understand PHP error messages When we write a program, it is always inevitable to err on the wrong way, no matter how cautious. These errors often confuse the PHP compiler. If developers are unable to understand the meaning of

How PHP calculates the sum of all the values in a multidimensional array, multidimensional arrays This example describes how PHP calculates the sum of all the values in a multidimensional array. Share to everyone for your reference. The

PHP analog POST request send file Because of the needs of the project, the local server needs to receive data, and then forward the data to another server, it is necessary to use the analog POST request to send data, of course, the data also

The example analysis of the article class is shown in the CMS based on PHP, This article describes the article classes that are shown in the CMS based on PHP. Share to everyone for your reference. The specific analysis is as follows: set_sql

Apache Configure virtual host three ways, Apache virtual host One, IP-based 1. Assume that the server has an IP address of 192.168.1.10, use Ifconfig to bind 3 IPs on the same network interface eth0:[Root@localhost root]# ifconfig eth0:1 192.168.1.1

A way to generate thumbnails of pictures using PHP, Function: Support jpg,jpeg,gif,png,bmp picture format, support the scale of the original picture, you can choose whether to cut the picture in the process of image zooming, add the picture quality

PHP form submitted after the quotation mark automatically add backslash reason and three ways to close the PHP magic quotation marks, after the submission of the slash Recently found to do a PHP program form data submission to the database content,

Crontab Scheduled Task configuration record, crontab task First, preface Today, simply record the configuration of the crontab Ii. Catalogue of Crontab /etc/crontab file This is the scheduled task for the system to run/var/spool/cron directory