PHP Regular expression filter html tag attribute (DEMO) _php instance

Filtering HTML tags can have built-in functions in PHP, but it's too clean to filter, we've sorted out some examples of using regular to filter the specified HTML tags, as shown below. Sometimes you need to filter out the extra tag attributes, such

PHP read CSV Implementation csv file download function _php instance

The first paragraph is read file, download.The second paragraph is a string download. Copy Code code as follows: $fileName = "Prefs.csv"; Header (' Content-type:application/octet-stream '); Header (' Content-disposition:attachment

PHP ADODB connection MSSQL solve garbled problem _php skill

Zhou Haihan/Wen ADO can be used with new COM ("ADODB". Connection ", NULL, Cp_utf8)//65001 such a statement to implement the correct conversion. But ADO's support for PHP lacks documentation. And there is an open source ADODB, the document is richer.

PHP Specify function parameter default value sample code _php instance

Example 1 Copy Code code as follows: The php function specifies the default value-www.jb51.net function Printme ($param = NULL) { Print $param; } Printme ("This is Test"); Printme (); ?>

Example and analysis _php example of PHP array

Duplicate entries for one-dimensional arrays: Use the Array_unique function to use the following example: Copy Code code as follows: $aa =array ("Apple", "banana", "pear", "apple", "wail", "Watermalon"); $BB =array_unique ($AA);

Advanced application Techniques for PHP date-time functions _php tips

Checkdate ($month, $date, $year)If the value that is applied constitutes a valid date, the function returns True. For example, for an error date of February 31, 2005, this function returns to False. You can use this function to check the date and

PHP Grab Screen Function Implementation screen snapshot code sharing _php instance

Copy Code code as follows: * Screen shot $im = Imagegrabscreen (); Imagepng ($im, "myscreenshot.png"); * Grab a window (ie for example) $browser = new COM ("Internetexplorer.application");$handle = $browser->hwnd;$browser->visible =

How to Record page dwell time in PHP _php tips

This article gives an example of how to record the time of a page in PHP. Share to everyone for your reference, specific as follows: First in the page to be monitored add JS as follows The log.php code is as follows

PHP win under the socket way to send mail class _php tips

Copy Code code as follows: /* * php smtp Send mail Scoket class * zhozphpsmtpsendmail.php * Created on 2008/09/02 zhoz.com * @author Zhoz * v 1.72 update 2008/09/26 zhoz. Com */ Class Zhozphpsmtpsendmail { Your SMTP server vendor, which

A brief analysis of the basic knowledge _php skills of the component-based mechanism of PHP's YII framework

Components are a major cornerstone of YII applications. is an instance of the Yii\base\component class or its subclasses. The three main functions used to differentiate between it and other classes are: Properties (property) Events (Event)

Night passers-by out of a few PHP pen questions _php Skills

first, the basic problem 1. Write out the output of the following program Copy Code code as follows: ? $STR 1 = null; $str 2 = false; echo $str 1== $str 2? ' Equal ': ' Not equal '; $str 3 = '; $str 4 = 0; Echo $str 3== $

PHP Registration Login System Simplified version _php skills

Login registration system is the most common daily Internet operation, I set a classification step-by-step Perfect registration system, if where wrong, please forgive me. Languages used:php Database:mysql This implementation function: 1. User

A method of merging the same array of one field in a two-dimensional array by PHP _php tips

The example in this article describes the way in which PHP merges the same array of one field in a two-dimensional array. Share to everyone for your reference, specific as follows: Example: Array (3) {[0]=> array {["id"]=> string (2) "" ["UID"]

PHP foreach, while performance comparison _php skills

A foreach is an array copy that operates (by copying arrays), whereas while while it operates by moving an array's internal metrics, the general logic is that while should be faster than foreach (because foreach first copies the array when it starts

Eight points of attention to PHP code architecture _php Tips

This article summarizes eight points to note about the PHP code architecture. Share to everyone for your reference, specific as follows: Write code for more than 6 years, look at the previous architecture, look at the current architecture. There

Programming Guide for PHP developers The first part to reduce complexity _php skills

PHP is a very high degree of freedom programming language. It's a dynamic language and has a lot of latitude for programmers. As a PHP programmer, you need to know a lot of specs to make your code more efficient. For many years, I have read many

Simple way to embed PHP in HTML _php tips

We take an example of submitting an order and displaying order information for the start of learning PHP. This example contains two files. An HTML file that submits an order: orderform.html, a PHP file that displays order information:

PHP socket Communication (TCP/UDP) example Analysis _php skills

This example describes the PHP socket Communication (TCP/UDP) method. Share to everyone for your reference, specific as follows: Attention 1. When the Socket_bind IP address can not really loop address such as 127.0.0.12.server.php backstage run

PHP Semaphore Basic Usage Example detailed _php skill

This article illustrates the basic usage of PHP semaphores. Share to everyone for your reference, specific as follows: Some theoretical basis: semaphores : Also known as semaphores, semaphore are used to resolve processes (thread synchronization

PHP Remote shutdown implementation code _php skills

Copy Code code as follows: /** * Remote boot computer * Note: Iis/apache needs to have windows/system/cmd.exe execution privileges * Name: Shirufe * qq:6706250 * e-mail:xuerufei@163.com * date:08.08.28 **/ if (isset ($_post[' cmd ')) {

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