content type image jpeg

The basic syntax format of php is similar to that of C. If you have never learned C, you will be familiar with the format after several minutes to see how other people's source code is

Php draws a five-star red flag based on the GD Library. Php uses the GD library to draw a five-star red flag. the phpgd Library's five-star red flag example describes how php draws a five-star red flag based on the GD Library. Share it with you for

! IMG (img.ask.csdn.netupload201512301451467933_868908.png). The following figure shows that gd is usable after gd is enabled in the php. in configuration file. & Quot; this code has an error !! [Image description] (img. ask. csdn. netupload20 im

The art of programming encapsulates a verification code class (php ). Encapsulate a verification code class validationcode. class. php? PhpclassValidationCode {private $ width; private $ height; private $ codeNum; private $ image; image Resource

1.31 bytes PHP random display avatar? Readfile(rand(0, 52.16..jpg );? 2 .? Php $ urlpic; image address, with the relative path $ filesarray (); if ($ handleopendir ($ url) {while (false! ($ Filereaddir ($ handle) {if ($ file !. $ File !..) {If

Save images in a local folder The code is as follows: Header ("Content-type: image/jpeg "); Function read_url ($ str) { $ File = fopen ($ str, "r "); While (! Feof ($ file )) { $ Result. = fgets ($ file, 9999 ); } Fclose ($ file ); Return $ result;

Collect remote image images and replace the image address code. It is very easy to use php to collect remote images, but we need to filter the collected data. I am afraid we have to use regular expressions, the following program is used to collect

This article discusses how to implement Chinese watermarks in the PHPGD Library. When we upload images on a website, many users need to add watermarks to images. Below we will explain in detail the PHPGD library to implement the relevant Chinese

This article mainly shares nine classic PHP code snippets, which are very practical and frequently used functions. we recommend them to you. 1. check whether the email has been read When you send an email, you may want to know whether the email has

When you send an email, you may want to know whether the email has been read by the recipient. Here is a very interesting code snippet that shows the actual date and time when the recipient's IP address records are read. 12345678910111213141516171819

NetEase and beauty have a login effect. Let's complete the previously disassembled functions first! 1. The key to the transparent layer (Display and hide) is to set the following styles at the same time to make the mainstream browsers realistic and

PHP intercepts the specified image size ,. PHP intercepts a specified image size. this example describes how PHP intercepts a specified image size. Share it with you for your reference. The specific analysis is as follows: imagecopyresampled ($

Php generates text code on the image. In the php Tutorial, if you want to use its image processing function, you must go to php. enable the gd Library in ini, * send the header file header (content-type: imagepng); create an image. if it fails to be

A super simple php image watermark code. A super simple php Tutorial image watermark code add a watermark to the image in php: imagecreatefrom?imagecreatefrompngimagecopymergeimagejpeg. as long as you set the source image and Watermark, a super

Php supports multiple methods for randomly displaying images .? $ Handleopendir (.); current directory while (false! ($ Filereaddir ($ handle) {traverse the list ($ filesname, $ kzm) explode (., $ file) directory where the php Tutorial file is

Add watermarks to PHPimagecopy () and imagecopymerge () images. There are many ways to add watermarks to images in php. these functions are based on the GD Library in php. if you do not have an account, you cannot use the watermark function. There

Summary of several methods to generate a graphic verification code using php. To generate a graphic verification code, you must use the phpGD library to generate it. in the INI file, find extensionphp_gd2.dll and remove the previous one. then,

PHP verification code generation program methods. PHP verification code is a basic function of security verification when users register for logon or publish information, the following section describes some common PHP verification code generation

If the uploaded image is scaled directly, the image deformation will occur, and the experience is definitely not good. The following provides a solution. to reduce the size and add white borders, you can see the following code to generate thumbnails

This article mainly introduces nine Practical PHP code snippets, this article explains how to check whether emails have been read, extract keywords from webpages, search for all links on the page, and automatically convert URLs to clickable