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Php code <? Php // Method one: function extend_1 ($ file_name) {$ retval = ""; $ pt = strrpos ($ file_name, "....
Php code <? Php // Method one: function extend_1 ($ file_name) {$ retval = ""; $ pt = strrpos ($ file_name, "....
This paper introduces how to build a network database application method by MySQL of the golden combination of Web database, PHP is a server-side embedded hypertext Processing language similar to Microsoft ASP, it is a powerful tool to build dynamic website. While MySQL is a lightweight SQL database server that runs on a variety of platforms, including Windows NT and Linux, and has a GPL version, MySQL is considered the best product for building a database-driven dynamic Web site. PHP, MySQL, and Apache are Linux ...
PHP Tutorial Get file Extension Two effective methods $upload _name = ' Www.jzread.com.rar '; $attach _ext = Strtolower (substr (STRRCHR ($upload _name, '. '), 1)); Echo $attach _ext;//method Two $extarray = Explode ('. ',...
In this lesson, we're going to do some more complicated work to show the data in multiple rows, the database exchanging data one, the while loop in this lesson, we will continue to drill down and use PHP and MySQL to write some simple and useful pages. We start with the database we created yesterday and display the data in the library, but we'll touch it a little bit. First, we use the following code to query the contents of the database. <html> <body> <?php $db = Mys ...
We all know that although the LAMP combination is a good choice, how to set up a web hosting server that supports PHP, ASP, ASP.NET, JSP, Perl, or IIS 6 with Windows 2003 is the best. There are many articles on the Internet to configure PHP articles on IIS 6, but those methods are not performance is not good, is to upgrade the trouble. The following method allows you to configure the first time, you can easily upgrade. Upgrade here refers to the upgrade from one php4 version to another ...
When we write the file upload code, we also need to consider an important realization of the function, that is, the progress of the required file upload. Currently I know PHP file upload progress bar in two ways, one is to use APC extension module written by PHP founder Rasmus Lerdorf to achieve, the other method is to use PECL extension module uploadprogress achieve. PHP-based application-specific AJAX analysis PHP restrictions on the specific size of the file upload solution PHP batch upload pictures of the specific implementation of the ...
PHP Tutorial to judge the file types of uploaded files a variety of instance code $array = Array (' jpg ', ' gif ', ' PNG ', ' jpeg '); $PICIMG = '/upfile/upload_pic/thumbnail_1258615556.jpg '; $img = Strtolower ($PICIMG); Get file name extension method One $ext = substr ($img, Strrpos ($img, ' ...
php string function is essential, give us a lot of convenience to solve practical problems, such as the use of PHP string function string segmentation, interception, matching, replacement and other treatment. PHP string function is essential for PHP entry learners, so we will mainly introduce PHP string segmentation function processing experience, open the PHP string function Getting Started tutorial tour. Commonly used PHP string segmentation function Commonly used PHP segmentation string functions are explode, strtok, str_split, mainly for demolition ...
How to make PHP at the same time support GIF, PNG, JPEG In RedHat6.2 according to the manual installation of PHP installed and found only deal with GIF images can not handle JPEG images. Later, I know that PHP handles images using the GD library, which initially supported the GIF. However, since the GIF uses a copyright controversial LZW algorithm that causes legal problems, GD libraries no longer support GD-1.6 GIF instead to support better, non-copyright-controversial PNGs. And I now want to support both GIF, PNG and JPE ...
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