PHP

Php randomly displays all images in the specified folder # Init Array $ Files = array (); # Get Folder If ($ _ GET ['Folder']) { $ Folder = $ _ GET ['Folder']; } Else { # Set Default

Use php to convert txt files into htm Code /* Batch converts all the. txt files under a directory to corresponding htm files. The htm file package contains css styles for ease of reading. The

How does php remove repeated characters from a string? In php, the regular expression function preg_replace is used to quickly clear repeated characters in a string. In php, array functions and other functions are usually

Three methods for generating static html files using php $ Fp = fopen ("templets.html", ""); If ($ fp ){ $ Fup = fread ($ fp, filesize ("templets.html ")); $ Fp2 = fopen ("html.shtml", "w "); If ($

Php and other proportional scaling image without losing its real implementation code /** * Php image cropping and scaling function parameters: * $ Im Image object. you need to use imagecreatefromjpeg () to read

The php function imagick generates grayscale differential images. $ Image = new Imagick('cyclops.png '); $ Clone = $ image-> clone (); $ Clone = $ image-> fximage ('P {0, 0 }'); $ Image->

Php image scaling function: scales the image proportionally according to the width /* A simple function that limits the image width to proportional scaling. The program does not overwrite the original image.

Php thumbnails and image watermarks (proportional scaling of image size) /** * * Image processing * @ Author FC_LAMP * @ Internal: watermarks and thumbnails */ Class Img {

Detailed description of php security configuration under lnmp (disable insecure php functions and php Upload separation) This article describes how to configure php Security in lnmp architecture, security measures include disabling insecure

Example of using the getimagesize function to obtain the image size in php $ Arr = getimagesize ("1.jpg "); /** * $ Arr is an array type. * $ Arr [0] indicates the image width. * $ Arr

Php image verification code function to implement distorted characters /** * CaptchaImage ()-Create a verification code image with distorted characters * $ Session_name string verification code the variable

Php string splitting function instance learning $ Str = "http://bbs.it-home.org/junzaivip "; $ Arr = pathinfo ($ str ); Echo""; print_r($arr); echo ""; ?> // Split a domain name into an

Multiple methods for splitting Chinese strings in php $ Str = "script School: http://bbs.it-home.org "; Function mbstringtoarray ($ str, $ charset ){ $ Strlen = mb_strlen ($ str ); While ($ strlen ){

What are php file operation functions? /* * 1. get the path file name * String basename (string path [, string suffix]) * 2. obtain the Directory of the path * String dirname (string path) * 3.

Php regular expression pattern matching example tutorial $ Sub = "bbs.it-home.org "; $ Ptn = '/\ w * \. \ w * \. \ w */'; // Regular expression, metadata, returned data Preg_match ($ ptn, $ sub,

Usage comparison between phppdo and mysqli for mysql connection // Pdo $ Pdo = new pdo ("mysql: host = localhost; dbname = database", 'username', 'password '); // Mysqli, process-oriented $ Mysqli =

Php code for counting page browsing times (text cache) /** @ Count page browsing times text cache @ Site http://bbs.it-home.org * */ Private function visit ($ id) { If (isset ($

Php image watermark code, php Upload image watermark instance code // Upload file type list $ Uptypes = array ( 'Image/jpg ', 'Image/jpeg ', 'Image/png ', 'Image/pjpeg ', 'Image/GIF ',

Php decimal conversion percentage function Php decimal conversion percentage function. if you are interested, refer. Example 1: Example 2: sprinPhp decimal conversion percentage function. if you are interested, refer.Example 1:

Php string truncation code learning // Truncate the utf8 string Function utf8Substr ($ str, $ from, $ len) { Return preg_replace ('# ^ (? : [\ X00-\ x7F] | [\ xC0-\ xFF] [\ x80-\ xBF] +) {0, '. $ from .