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Here's the solution

if [ ! -n "$VALUE" ]
then
VALUE="21"
fi

if [ $VALUE -ne "21" ]
then
echo "$VALUE,$BSC_NAME,$BSC_ID" > $OUT_FILE/power_up.out
end if

Sorry. Anyway i found the solution. Thank you so much for the help.

can anyone help?

Hi,

I need to check for value not equal (<>) to 21 and not equal empty or null values.

Please modify this script

if [ $VALUE -ne "21" ]
then
echo "$VALUE,$BSC_NAME,$BSC_ID" >...

nawk works

thanks. Your sed suggestion worked but i still could not get it right with awk. Where did i go wrong?

BSC_ID=`echo $DATA | awk -F[_-] '{print $(NF-1)}'`
Result...

yes your objective is absolutely correct but how do I use this command

sed 's/.*[-_]\([^-_][^-_]*\)[-_].*/\1/' myFile in my below script.


Myscript

for DATA in `cat $IN_FILE/a.txt`
do
...

to more precise the number of underscores are not fixed in my file.

BSC403_JAIN03|3153_TropicalFarm_LIMJM1-3_97|
BSC403_JAIN03|3410_PantaiAcehPCEHM1_4_97|...

when i use the BSC_ID=`echo $DATA | awk -F[_-] '{print $(NF-1)}`

i get
BSC403_JAIN03
BSC403_JAIN03|3153_TropicalFarm_LIMJM1-3_97|
BSC403_JAIN03
BSC403_JAIN03|3410_PantaiAceh_PCEHM1_4_97|...

Hi,

My records are like this
BSC403_JAIN03|3153_TropicalFarm_LIMJM1-3_97|
BSC403_JAIN03|3410_PantaiAceh_PCEHM1_4_97|
BSC406_BMIN02|1433_JomHebohTV3_COW7M1_11_97|


I want to extract the...