PHP Libraries
Verification code library
PHP dynamically randomly generates verification code class
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PHP dynamically randomly generates verification code code_PHP tutorial
21 Jul 2016
PHP dynamically and randomly generates verification code code. The following is the rendering. This rendering is the rendering without interference code. The following is the class code. Copy the code as follows: ?php /************************ *************************** //FILE:
25 Jul 2016
Example of php verification code (GD library generates verification code)
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access2003 verification code: access2003 verification code PHP generates a verification code with a snowflake background: <?php session_start(); session_register("login_check_number"); //I saw the verification code effect on chianren last night, so I thought about it and used PHP's GD library has completed similar functions //Generate the background first, and then put the generated verification code $img_height=120; //First define the length and width of the image $img_width=40; if($HTTP_GET_VARS["act"]
How to randomly generate verification code in php
29 Sep 2019
Use PHP's GD library to generate a picture with a verification code and save the verification code in the Session. You can use the rang() function to generate random verification codes; use the imagecolorallocate() method to assign colors to images; use ajax to refresh and generate new verification codes when you click on the verification code.
12 Jul 2016
php generates verification code function, php generates verification code. PHP generates verification code function, PHP generates verification code function, PHP generates verification code function, practical and reliable. First, the rendering of the verification code generated up and down (the sample effect of the all-digital verification code generated here is
12 Jul 2016
PHP generates verification codes, class sharing of thumbnails and watermarks, and verification code watermarks. Class sharing for php to generate verification codes, thumbnails and watermarks. Verification code watermark encapsulates a class that can generate verification codes, thumbnails and watermarks. Share it with everyone. phpclass image{ sessio
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Simple and easy-to-use PHP verification code class
Simple and easy-to-use PHP verification code class
A PHP verification code generation code
A PHP verification code generation code