Introducing a php class for handling cookie sessions. Friends who need it can download it for reference.

Image processing class can complete the operations of scaling, adding image watermarks and cropping various types of images.

Code introduction: Practical PHP paging class, especially easy to use, friends who need to use PHP paging class should not miss it.

Code introduction: The universal PHP paging class is particularly easy to use. Friends who need to use PHP paging class should not miss it.

Introduction: A native PHP paging class, the paging style is somewhat similar to bootstrap, simple and beautiful, free download

Introducing a php-RAS encryption code, Signature and ciphertext encoding: base64 string/hex string/binary string stream,Padding method: PKCS1Padding (encryption and decryption)/NOPadding (decryption), If the key length is 1024 bits, the data must be less than 128 bytes during encryption, plus PKCS1Padding itself 11 bytes of information, so the plain text must be less than 117 bytes

Share a php symmetric encryption algorithm DES and AES class, Supported keys: 64/128/256 bit (byte length 8/16/32), Supported algorithm: DES/AES (automatic matching based on key length: DES: 64bit AES: 128/256bit), Supported mode: CBC/ECB/ OFB/CFB, Ciphertext encoding: base64 string/hex string/binary string stream, Padding method: PKCS5Padding (DES). ##

Introducing a multifunctional php image processing class, Image processing function functions: zoom, cut, photo frame, watermark, sharpen, rotate, flip, transparency, invert color , the idea of ​​​​processing and saving historical records: when a picture is changed, a new picture is automatically generated. The naming method can consider adding steps on the basis of the original picture, for example: picture name __ what step. In some web applications that require advanced image processing functions, you can refer to this class.

Share an encode64 encoding class of php. encode64 can obtain the shortest data encoded by 26 English uppercase and lowercase letters and numbers plus the two symbols "-_". This A string of characters can be transmitted freely over the network without having to worry about the confusion caused by automatic transcoding.

Introducing a PHP function class for downloading remote files to local storage. Friends who need it can download it for reference.

Share aphp verification code generation class code,output the image to the browser through this method,create the image background,Set interference elements, Draw text randomly into the image, Output the image. ##

Share a PHP class code for importing and exporting CVS files. Through this custom PHP class, the conversion of database data and CVS files can be achieved.