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
This article introduces the application of Zend-based Captcha mechanism. For more information about how to generate a verification code image, see? Use php GD? OK, right. In fact, the Zend Captcha module has been encapsulated. This article describes
How do I generate a captcha picture? Using PHP's GD? Ok,right. In fact, Zend's CAPTCHA module has been encapsulated. This article is about how to use the Zend Captcha module.
Environment installationFirst Zend Captcha need to install GD. Check to
How do I generate a verification code image? Use php GD? OK, right. In fact, the Zend Captcha module has been encapsulated. This article describes how to use the Zend Captcha module.
Environment InstallationFirst, GD must be installed for Zend
1, installation
We install the Captcha expansion pack via Composer:
Composer require Mews/captcha
Note: Using this expansion pack in Windows also requires the installation of the GD2 extension (php.ini to cancel Php_gd2.dll in the previous
Captcha (automatic distinction between computer and human Turing Test-completely Automated public Turing test to tell Computers and humans Apart, abbreviated as Captcha) commonly known as CAPTCHA, is a public automatic program that distinguishes
PHP development framework YiiFramework tutorial (20) UI component Captcha example
Captcha (a Completely Automated Turing test that distinguishes Computers from Humans-Completely automation Public Turing test to tell Computers and Humans Apart,
Topics
Many automatedProgramThe form is automatically submitted, causing a large amount of junk data on the Internet. To prevent this situation, we have implemented a graphic Verification Code (CAPTCHA:Completely automated public Turing test to
Captcha (fully automatic distinction between computer and human Turing Test-completely Automated public Turing test to tell Computers and humans Apart) is commonly known as the authentication Code, is a public automatic program that distinguishes
ZF2 provides the picture verification code zend\captcha\image and the symbol character verification code Zend\captcha\figlet, the picture Verification code is the website application to see more a kind of verification code, this article takes the
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