Home > Article > Backend Development > Sharing of usage examples of PHP verification code style
In a previous article, we introduced the tutorial on calling text of the php verification code class. I believe everyone has a certain understanding and knowledge of verification codes. It can prevent malicious registration or registration of forms. Submit to prevent malicious cracking of passwords, ticket swiping, page swiping, etc. Verification codes can also reduce server pressure. Today I will introduce to you the use of PHP verification code style!
First download the php verification code class we need for this section: http://www.php.cn/xiazai/leiku/458
Then download the The php file class library is saved to our local server, and then we create a php file!
Finally call this class in this new file and instantiate it:
<?php include_once "yanzhengma.php"; //引入类库文件 $obj = new class_authcode(100,50,5); //实例化对象,并设置验证码图片的宽、高和验证码的长度。 $obj->authcode; //获取验证码。 $obj->output(); //输出验证码图片。 ?>
The running result is as shown below:
##Note:
Every time you run or refresh this page, the verification you get is different.
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