#!/bin/bash
sed -n "/zengxiaolong/!p" output.txt > abc.txt
fsize=$(ls -l abc.txt | cut -d' ' -f 5)
if [ $fsize -eq 0 ]; then
echo "OK"
else
echo "Failed"
fi
sed -n "/zengxiaolong/!p" output.txt > abc.txt
fsize=$(ls -l abc.txt | cut -d' ' -f 5)
if [ $fsize -eq 0 ]; then
echo "OK"
else
echo "Failed"
fi