Converting decimal to hex

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# 1  
Old 08-28-2013
Converting decimal to hex

How to convert decimal value to hex and than take 1st digits as variable
sample data

i can use
{printf "%x,%d\n",$1,$2}

but than i want to filter base on 1st hex digit 1st recrd
# 2  
Old 08-28-2013
This command filters on first hex digit of first field field, could you be more explicit as I suspect you're not saying what you require precisely.
[skrynesaver@busybox ~]$ awk -F, '{$hex_rec=sprintf("%x,%d\n",$1,$2);if ($hex_rec ~/^[3]/) print $hex_rec;}' ~/tmp/tmp.dat

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