简单的验证码生成,简单验证码生成
简单的验证码生成,简单验证码生成
for($i=0;$i5;$i++){
$rand .= dechex(rand(1,15)); // 随机数16进制 1-F 生成5个
}
$im = imagecreatetruecolor(100,30); // 验证码的大小(画板)
$bg = imagecolorallocate($im, 0,0,0); // 背景颜色
for($i0;$i100;$i++){
$color_dian = imagecolorallocate($im, rand(0,255),rand(0,255),rand(0,255));
imagesetpixel($im, rand()%100, rand()%30, $color_dian); // 在画板上画点
}
$color_font = imagecolorallocate($im, rand(88,255), rand(88,255), rand(100,255)); // 设置颜色 文字的颜色
$color_line = imagecolorallocate($im, rand(0,255),rand(0,255),rand(0,255)); // 设置颜色 线的颜色
imageline($im, rand(1,10), rand(5,13), rand(80,100), rand(5,15), $color_line); // 线 从第二个参数开始 线头的x轴 、y轴 、结束的x轴 、y轴、 赋予的颜色
imagestring($im,5,rand(4,60), rand(3,10), $rand ,$color_font); // 在画板上 写入 生成的码 从第二个参数开始 字体的属性、显示在画板上的位置x轴、y轴、随机验证码、颜色
// imagettftext($im, 12, 0, 12, 20, $color_font, 'haha.ttf', "我狠"); 在画板上写字
header("Content-type:image/jpeg"); // 声明要输出的是什么东西
imagejpeg($im); // 以jpeg格式输出图片到浏览器

Hot AI Tools

Undresser.AI Undress
AI-powered app for creating realistic nude photos

AI Clothes Remover
Online AI tool for removing clothes from photos.

Undress AI Tool
Undress images for free

Clothoff.io
AI clothes remover

AI Hentai Generator
Generate AI Hentai for free.

Hot Article

Hot Tools

Notepad++7.3.1
Easy-to-use and free code editor

SublimeText3 Chinese version
Chinese version, very easy to use

Zend Studio 13.0.1
Powerful PHP integrated development environment

Dreamweaver CS6
Visual web development tools

SublimeText3 Mac version
God-level code editing software (SublimeText3)

Hot Topics



PHP 8.4 brings several new features, security improvements, and performance improvements with healthy amounts of feature deprecations and removals. This guide explains how to install PHP 8.4 or upgrade to PHP 8.4 on Ubuntu, Debian, or their derivati

Working with database in CakePHP is very easy. We will understand the CRUD (Create, Read, Update, Delete) operations in this chapter.

To work with date and time in cakephp4, we are going to make use of the available FrozenTime class.

To work on file upload we are going to use the form helper. Here, is an example for file upload.

In this chapter, we are going to learn the following topics related to routing ?

CakePHP is an open-source framework for PHP. It is intended to make developing, deploying and maintaining applications much easier. CakePHP is based on a MVC-like architecture that is both powerful and easy to grasp. Models, Views, and Controllers gu

Validator can be created by adding the following two lines in the controller.

Logging in CakePHP is a very easy task. You just have to use one function. You can log errors, exceptions, user activities, action taken by users, for any background process like cronjob. Logging data in CakePHP is easy. The log() function is provide
