Hello Sinardy,
Tuesday, February 25, 2003, 3:28:42 PM, you wrote:
SX> Hi all,
SX> Can someone help me understand this...
SX> ROOT # TEST=${2:-.}
SX> ROOT # echo $TEST
SX> ROOT #.
SX> what is 2:-.
The construction ${A:-B} is just like oracle nvl function. If variable
A is defined and not null then result is A else B.
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Best regards,
Sergey mailto:[EMAIL PROTECTED]
ICQ 160079606
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Author: Sergey V Dolgov
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