PHP Libraries

Verification code library

Customized php verification code code

Verification code library

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Customized php verification code codeA customized PHP verification code code, image object, width, height, verification code length, random string, y-axis coordinate value , random color, background color red, green and blue, default is light gray, Verification code length, picture width, height are required data when instantiating the class , Set the background color of the picture, the default is light gray background ## .

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php complete verification code code php generate verification code php SMS verification code php verification code code

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php, verification code: php complete verification code code:

Example of php verification code (GD library generates verification code)

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Example of php verification code (GD library generates verification code)

PHP verification code code (latest modification, fully customized!)_PHP tutorial

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PHP verification code code (latest modification, fully customized!). Authnum.class.php Download Copy code The code is as follows: ?php session_start(); class Authnum { //Image object, width, height, verification code length private $im; private $im_width; private

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access2003 verification code: access2003 verification code PHP generates a verification code with a snowflake background:

Use and development sharing of customized PHP verification code

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In the last class, we introduced the use of PHP verification code style. I believe everyone already knows a lot about PHP verification code. The function of verification code is involved in many places. There are also many examples on the Internet. Everyone is also familiar with the production of verification code. The canvas is generated first, and then strings, straight lines, noise points, and borders are added to the canvas to generate the verification code. Today I will introduce you to the customized verification code!

PHP digital verification code, php digital verification code_PHP tutorial

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PHP digital verification code, php digital verification code. PHP digital verification code, PHP digital verification code It is very convenient to implement verification code in PHP. The key point is to master the usage of PHP gd library and session. Looking at the examples of PHP generating verification codes on the Internet,

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