Code for simple encryption and decryption of php5 numeric string

Source: Internet
Author: User
Code for simple encryption and decryption of php5 numeric string
A piece of code that can encrypt and decrypt a numeric string. if you need it, refer to it.

The code is as follows:

     Replaceenc ['/'. $ I. '/'] = $ this-> replacement {$ I}; $ this-> replacedec ['/'. $ this-> replacement {$ I }. '/'] = $ I;} public function encrypt ($ str) {return preg_replace (array_keys ($ this-> replaceenc), $ this-> replaceenc, $ this-> mynotin (preg_replace ("/(.) (.) /"," $ {2} $ Software HR ", $ str);} public function decrypt ($ str) {return preg_replace ("/(.) (.) /"," $ {2} $ Software HR ", $ this-> mynotout (preg_replace (array_keys ($ this-> Replacedec), $ this-> replacedec, $ str);} private function mynotin ($ str) {$ str_out = ""; $ I = 0; while (isset ($ str {7 * $ I}) {$ str_out. = ($ this-> prefix. substr ($ str, $ I * 7, 7) + 0) ^ $ this-> match; $ I ++;} return $ str_out ;} private function mynotout ($ str) {$ str_out = ""; $ I = 0; while (isset ($ str {8 * $ I}) {$ str_out. = substr ($ str, $ I * 8, 8) + 0) ^ $ this-> match, 1); $ I ++ ;} return $ str_out ;}}?>

Contact Us

The content source of this page is from Internet, which doesn't represent Alibaba Cloud's opinion; products and services mentioned on that page don't have any relationship with Alibaba Cloud. If the content of the page makes you feel confusing, please write us an email, we will handle the problem within 5 days after receiving your email.

If you find any instances of plagiarism from the community, please send an email to: info-contact@alibabacloud.com and provide relevant evidence. A staff member will contact you within 5 working days.

A Free Trial That Lets You Build Big!

Start building with 50+ products and up to 12 months usage for Elastic Compute Service

  • Sales Support

    1 on 1 presale consultation

  • After-Sales Support

    24/7 Technical Support 6 Free Tickets per Quarter Faster Response

  • Alibaba Cloud offers highly flexible support services tailored to meet your exact needs.