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after grep i want to redirect it to some variable

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# 1  
Old 04-07-2008
after grep i want to redirect it to some variable
for the below

grep -i $1 "${logdir}"* | grep -i adding | grep -iv equation | tail -1 | cut -d ':' -f 1

the result of the grep i want to redirect into some variable, i tried to do

veri=grep -i $1 "${logdir}"* | grep -i adding | grep -iv equation | tail -1 | cut -d ':' -f 1

but it is not working

please help me in that
# 2  
Old 04-07-2008
vari=$(your_command_here)

or

vari=`your_command_here`

second example uses backticks, google it to learn more.
# 3  
Old 04-07-2008
enclose in back quotes.
Code:
veri=`grep -i $1 "${logdir}"* | grep -i adding | grep -iv equation | tail -1 | cut -d ':' -f 1`

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