PHP Checksum data related issues

Source: Internet
Author: User
Tags crc32
PHP Checksum data problem
PHP Code

No way, from the data eigenvalues, cyclic redundancy check code is not able to inverse the original data. 128-bit, 512-, or 32-bit cannot represent an infinite number of data
PHP Code
Var_dump (CRC32 ("86821"), Crc32 ("14740600"));
It's possible!

CRC algorithm can refer to more clearly.

You can use the checksum of $STR 1 as the base value and continue to operate on the contents of $str 2
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