Convert binary data to 16 binary, what to do, what to do with it

Convert binary data to 16 binary, exactly what to do
String binary conversions:
Bin2Hex () converts binary data to hexadecimal notation;
Hex2bin () converts a hexadecimal string into a binary string;

And so many of the functions of the conversion, what is the purpose of these functions is what to use, do the project where need to use the conversion?



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This post was last edited by phpnewnew on 2015-03-08 09:42:31

Its own encryption algorithm needs to encode the encryption protocol requirements, etc.

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