Re: spamrule - re without references

Professional Software Engineering wrote:

>       SPAMMISHNESS="${SPAMMISHNESS}${SPAMVAL}"
Sorry this is redundant, but why are the {} braces are 
recommended around the variables? I know it relates to 
whitespace inside the variable, but what exactly breaks 
if you leave them off?

Also does this reason apply in the bourne shell?

-TFC

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