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Shell Programming and Scripting

Format problem

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# 1  
Old 12-01-2009
Bug Format problem
can any one know that how can i get perfect format of phone number

my function is

Code:
phone_number=`echo $name_number | awk '{print $NF}'`

check=`echo $phone_number | egrep -c "[0-9][0-9][0-9]-[0-9][0-9][0-9]-[0-9][0-9][0-9][0-9]"`

i get the format but if i need perfect format like xxx-xxx-xxxx. if i enter not in this format it still accept .
Last edited by pludi; 12-01-2009 at 06:24 PM.. Reason: code tags, please...
# 2  
Old 12-01-2009
try something like this:
Code:
echo "$PHONE" |  egrep  '^[0-9]{3}-[0-9]{3}-[0-9]{4}$' > /dev/null
if [[ $? -eq 0 ]] ; then
    echo "good number"
else
    echo "bad number"
fi

(egrep may have the -q option on your system instead of redirecting output to /dev/null)
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