A collection of PHP injection methods

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"'%23 ' and password= ' Mypass Id=-1 Union Select 1,1,1 Id=-1 Union Select char (), char (), char (97) Id=1 Union select 1,1,1 from members Id=1 Union select 1,1,1 from admin Id=1 Union select 1,1,1 from user Userid=1 and

The taste of the PHP frame

Author: Lao Wang At present, the most successful framework in the PHP community is cakephp,symfony,zendframework, the choice is always good, but the choice is also a worry, is the so-called "two watch people never know the exact time." Today is

Build PHP Environment

Required Software:Apache2.2.8 PHP 5.2.5 Mysql 5.0 ************************ 1. Install Apache(Installation package format)In network Domain and server Name, fill in 127.0.0.1, the lower-right corner to control the start and shutdown of the Apache

Use PHP and RSS in combination

Content Summary: RSS aggregation has recently been very popular, so at least a knowledge of RSS and how it works is an urgent need for a PHP developer. This article describes RSS basics, some of the uses of RSS for many purposes, how to create an

Php large graph generation code (thumbnail program)

The code is as follows:Copy code Function bigtosmallimg ($ file, $ path, $ w = 120, $ h = 90){$ Img = $ path. $ file;$ Imgarr = getimagesize ($ img );$ Sw = $ imgarr [0]; // source image width$ Sh = $ imgarr [1]; // original image height$ Stype =

PHP graphic verification code generation and Ajax verification examples (1/2)

There are 3 files:Authcode. php ----- php file generated for the verification codeAuthcode.html ----- front-end display pageDealauthcode. php ----- processing page submitted by ajax to the background to determine whether the verification code is

Php image operations (1/3)

The code is as follows:Copy code Class image {Public $ filename;Private $ info;Private $ im;  // ConstructPublic function _ construct ($ filename ){$ This-> filename = $ filename;$ This-> info = @ getimagesize ($ filename );If ($ this-> info [2]>

Php bar chart generation class code

The code is as follows:Copy code Function createimage ($ data, $ twidth, $ tspace, $ height ){$ Dataname = array ();$ Datavalue = array ();$ I = 0;$ J = 0;$ K = 0;$ Num = sizeof ($ data );                        Foreach ($ data as $ key => $ val )

Php code generation

Php image upload code (with the ability to generate thumbnails and add watermarks)

  The code is as follows:Copy code Class upfile {Public $ filepath = "www.111cn.net/"; // upload a file storage folderPublic $ filesize = 1000000; // size of the file to be uploaded// If you want to modify the file type that can be uploaded,

Php 3D pie chart class rendering functions

The code is as follows:Copy code Class chart {Var $ a; // The long half-axis of the ellipse.Var $ B; // specifies the shorter half-axis of an ellipse.Var $ DataArray; // data of each sectorVar $ ColorArray; // The color of each slice must be

Common php image processing functions and examples

The code is as follows:Copy code Header ("Content-type: image/jpeg ");// Load the image$ Imagen1 = imagecreatefromjpeg ("imagen1.jpg ");$ Imagen2 = imagecreatefromjpeg ("imagen2.jpg ");// Copy the image www.111cn.netImagecopy ($ imagen1, $ imagen2

Php generates a graphic verification code

$ Height = 300;$ Width = 300;// Create a background image$ Im = ImageCreateTrueColor ($ width, $ height );// Assign color$ White = ImageColorAllocate ($ im, 255,255,255 );$ Blue = ImageColorAllocate ($ im, 0, 0, 64 );// Draw the color to the

Php complex verification code generation image

Function image3 ($ length = 4, $ type = 'PNG ', $ width = 180, $ height = 60, $ fontface = 'fpnf. ttf', $ verifyName = 'verify '){$ Code = $ this-> rand_string ($ length, 4 );$ Width = ($ length * 25)> $ width? $ Length * 25: $ width;$ AuthCode =

Php graph processing function example tutorial

// Public functions// Converts degrees to radiansFunction deg2Arc ($ degrees ){Return ($ degrees * (pi ()/180.0 ));}// RGBFunction getRGB ($ color ){$ R = ($ color> 16) & 0xff;$ G = ($ color> 8) & 0xff;$ B = ($ color) & 0xff;Return (array ($ R, $ G,

Thumbnails generated by php

Ob_start ();$ Start = microtime (true );$ Src = imagecreatefromjpeg ($ _ GET ["imageurl"]);$ Width = imagesx ($ src );$ Height = imagesy ($ src );$ Dst = imagecreatetruecolor (160,120 );Imagecopyresampled ($ dst, $ src, 160,120, $ width, $ height

Php image Chinese verification code

Php image Chinese verification codeSession_start ();$ Vi = new vCodeImage;$ Vi-> SetImage );Class vCodeImage {Var $ mode; // 1: digit mode; 2: Letter mode; 3: DIGIT/letter mode; others: DIGIT/letter optimized modeVar $ v_num; // Number of

Php screenshot code

Php screenshot code$ Browser = new COM ("InternetExplorer. Application ");$ Handle = $ browser-> HWND;$ Browser-> Visible = true;$ Browser-> Navigate ("http://www.111cn.net ");/* Still working? */While ($ browser-> Busy ){Com_message_pump (4000 );}$

Php UTF-8 conversion gb2312 string truncated solution

Iconv (UTF-8, gb2312 // ignore, $ data)Ignore directly means ignore. In this case, the conversion error is ignored. Without the ignore parameter, all strings after this character cannot be saved.Conv is not the default function in the php Tutorial,

PHP require/include sequence explanation

Php Tutorial require/include sequence explanationIn a large web project, include_path is the root of a modular design (of course, there are also many designs based on autoload, which does not affect the discussion in this article ), however, it is

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