PHP safe URL string base64 encoding and decoding _ PHP Tutorial

Source: Internet
Author: User
PHP-safe URL string base64 encoding and decoding. If base64_encode and base64_decode are used directly, the generated string may not apply to the URL address. The following method can solve this problem: URL-safe string encoding: if base64_encode and base64_decode are directly used for copying, the generated string may not apply to the URL address. The following method can solve the problem:

URL-safe string encoding:

The code is as follows:


Function urlsafe_b64encode ($ string ){
$ Data = base64_encode ($ string );
$ Data = str_replace (array ('+', '/', '='), array ('-', '_', ''), $ data );
Return $ data;
}


URL-safe string decoding:

The code is as follows:


Function urlsafe_b64decode ($ string ){
$ Data = str_replace (array ('-', '_'), array ('+', '/'), $ string );
$ Mod4 = strlen ($ data) % 4;
If ($ mod4 ){
$ Data. = substr ('====', $ mod4 );
}
Return base64_decode ($ data );
}

Bytes. The following method can solve this problem: URL-safe string encoding: copy...

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.