01. php
/*
Drawing with Windows graphic Board
1: Create a canvas and set the size.
2: Create a pigment. (red, r Green G blue B, composed of three primary colors. The primary colors can be 0-from weak to strong ).
3: draw lines, write, draw
The code is as follows
This imagefill is populated from the second third parameter, the x, y coordinates, but why is the entire PNG populated?
Reply to discussion (solution)
The second and third parameters of the Imagefill
Php image function example (not original ). The following is a method: if (! Function_exists (imagecreate) {die (this server does not support the GD module);} if not, how can I configure it? Download the dll file of the gd module and modify the
The following approach is a method:
if (!function_exists (' imagecreate ')) {
Die (' This server does not support GD module ');
}
How do I configure it if not supported? Download the DLL file of GD module, modify the php.ini, restart the
The following approach is one way:
if (!function_exists (' imagecreate ')) {
Die (' This server does not support GD module ');
}
If not, how do I configure it? Download the GD module DLL file, modify the php.ini, restart the server.
the following
The authentication Code (CAPTCHA) is the abbreviation for "completely automated public Turing test to tell Computers and humans Apart" (fully automatic distinguishing between computer and human Turing tests), It is a public automatic program that
Advanced | Skills Vi. creation of dynamic images
As long as you install some Third-party library files and have some knowledge of geometry, you can use PHP to create and process images. In fact, this does not require a lot of geometry knowledge,
As long as you install some Third-party library files and have some knowledge of geometry, you can use PHP to create and process images. Using PHP to create dynamic images is a fairly easy thing to do. Below, I will explain in detail how to
Create
After installing some third-party libraries, you can quickly use PHP to create and process images with graphics processing skills. In fact, you don't need a lot of geometry--because I flunked this course in high school and now I can use PHP
The following is a method: If (! Function_exists ('imagecreate ')){Die ('the current server does not support GD module ');}If not, how can I configure it? Download the dll file of the gd module, modify php. ini, and restart the server.The PHP plot
As long as you install some third-party library files and have some geometric knowledge, you can use php to create and process images. Using PHP to create dynamic images is quite easy. Next, I will introduce how to implement it in detail. Install
After installing some third-party function libraries, you can use php to create and process images based on your graphics processing skills. In fact, you don't need too much geometric knowledge. I always fail this course when I was in middle school,
Creating images dynamically
After installing some third-party libraries, combined with your graphics processing skills, you can create and manipulate images in PHP. In fact, you don't need much knowledge of geometry. When I was in high school, this
As long as you install some third-party library files and have some geometric knowledge, you can use PHP to create and process images. Using PHP to create dynamic images is quite easy. Next, I will introduce how to implement it in detail.
Install
Dynamic image creation
After installing some third-party function libraries, you can use PHP to create and process images based on your graphics processing skills. In fact, you don't need too much geometric knowledge. I always fail this course when
If you need to add elements at the beginning of the array, the code is similar to the above code. The only difference is that you need to replace array_push () with array_unshift ().? * Create an array * $ fruitArrayarray (apple, orange, banana,
6. to create dynamic images, you only need to install some third-party library files and have some geometric knowledge. you can use PHP to create and process images. In fact, this does not require much geometric knowledge, because I have not
Php creates an image instance. Use ImageCreate () to create a variable that represents a blank image. this function requires a parameter of the image size in pixels. the format is ImageCreate (x_size, y_size ). If you want to create a variable that
As long as you install some third-party library files and have some geometric knowledge, you can use PHP to create and process images. Using PHP to create dynamic images is quite easy. Next, I will introduce how to implement it in detail. Install
Before using the basic image creation function, you need to install the GD library file. If you want to use JPEG-related image creation functions, you also need to install JPEG-6B, if you want to use the Type 1 font in the image, you must install
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