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Hi ,
can any one explain how in the below code ":=" working in shell programming.

L_DEBUG=${L_DBG:=N}
if [ ${L_DEBUG} = Y ]; then
set -x
fi


Thanks
muddasas

Can u explain me what is the use of ":=" with inthe braces

I nedd help on the below highlited one.

can any one explain on this,How its work in shell scripting.. then that will be very great full...

L_ABCD=${L_DBG:=N}

Thanks
Muddasas

i need last modification date of that folder

hi,

please give me adivse .how to find the folder size with created created date .

eg:
i have directore and in that sub directoties and so on..
/home/mud/abc/dcb/
for this i want output...