note 56251 deleted from function.rand by felipe

Note Submitter: andy at andycc dot net 

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Regarding my previous post / function - there's an error in the "for" loop declaration, the correct line should be:

for ($a = 0; $a < $length; $a++) {

the previous posted line would generate a string that is 1 character longer than the given $length.  This corrects that problem.