no idea! try using md5() instead,

"Rm" <[EMAIL PROTECTED]> wrote in message
> In php cr32 will create a checksum number, 10 digits,
> in linux cksum will create one of 9 digits and sum
> linux will generate a 5 digit number. We use these
> numbers in a db field to determine if a file has
> changed and needs to be reviewed, redone,
> whatever...rather than keep the orginal file on hand.
> Given the task at hand and given I'm confused about
> why there are different length numbers, is there one
> particular option that allows for better change
> checking..or is it simply a matter of longer is
> better...I mean the longer the checksum number the
> better.
> rm
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