Functions and Directives Functions and Directives

Function UuidFromChar() Foundation

Convert a UUID to its binary representation

Syntax
UuidFromChar( <cUUID> ) --> xUUID
Parameters
<cUUID>
<cUUID> is a character string with the length 36. It follows the notation xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx whereby every 'x' is a placeholder for a digit from '1' to '9' or a letter from 'a' to 'f' or 'A' to 'F'.
Return

The return value is a binary character string which can include any character from Chr(0) to Chr(255).

Description

With the function UuidFromChar() a Universally Unique IDentifier can be transformed from its readable to its binary representation. This function is the inverse function of UuidToChar() .

Examples
UuidFromChar() 
// Create a uuid and convert it to its human readable 
// representation. Then retransform to its binary 
// representation and compare it with the original value 

PROCEDURE Main 
   LOCAL xUUID, cUUID 

   xUUID := UuidCreate() 
   cUUID := UuidToChar( xUUID ) 
   ? xUUID == UuidFromChar( cUUID )  // result: .T. 

   WAIT 

RETURN
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