测试文件是否包含特定的文本内容sh脚本

文件名：silent_grep.sh

文件内容：
if [ $# -ne 2 ];
then
echo "$0 match_text filename"
fi

match_text=$1
filename=$2

grep -q $match_text $filename
if [ $? -eq 0 ];
then
echo "The text exists in the file"
else
echo "Text does not exist in the file"
fi

 

文件执行方式：

[root@zhangshibo temp]# ./silent_grep.sh hack data.txt
The text exists in the file
[root@zhangshibo temp]# ./silent_grep.sh zhangshibo data.txt
Text does not exist in the file