How do I generate a captcha picture? Using the PHP gd? Ok,right. In fact, Zend's CAPTCHA module has been packaged well. This article explains how to use the Zend Captcha module.
Environment installationFirst Zend The captcha need to install GD. See
Verification code is often used for landing pages, message pages, registration page, the principle of verification code is very simple: the use of GD library to create a picture, of course, the image must add the necessary interference code, and
After groping, finally can apply the verification code in Laravel 5.1.Because the English slag five levels, so almost no search for anything useful, so consider on GitHub search verification Code pack!Note: The package on GitHub often has
Example of the CI framework verification code CAPTCHA auxiliary function usage, cicaptcha. Examples of CI framework verification code CAPTCHA auxiliary function usage. This document describes the use of the CI framework verification code CAPTCHA
This article mainly introduces the use of CAPTCHA auxiliary function in the CI framework verification code, and describes in detail how to implement the verification code based on CAPTCHA auxiliary function in the form of an instance. For more
Example of the CI framework Verification Code CAPTCHA auxiliary function usage, cicaptcha
This article describes how to use the CAPTCHA helper function of the CI framework verification code and shares it with you for your reference. The details are
This paper illustrates the use of CI frame Verification Code captcha auxiliary function, and share it for everyone's reference. Specifically as follows:
Using the Captcha helper function is very convenient to generate the verification code, but the
In web development often use verification code, in order to prevent the registration of robots or malicious login and query, etc., the role should not be underestimated
But the verification code is not a function can be done, it needs to generate
The content source of this page is from Internet, which doesn't represent Alibaba Cloud's opinion;
products and services mentioned on that page don't have any relationship with Alibaba Cloud. If the
content of the page makes you feel confusing, please write us an email, we will handle the problem
within 5 days after receiving your email.
If you find any instances of plagiarism from the community, please send an email to:
and provide relevant evidence. A staff member will contact you within 5 working days.