1.1 简单打印元素
#!/bin/bash for i in a b c d e f do echo "the elment is $i" done 1.2 批量解压文件 #!/bin/bash dir=/home/shell_study3 tmpdir="$dir/tmp/" cd $dir ls *.log.tar.gz > ls.log for i in $(cat ls.log) do tar -zxvf $i -C $tmpdir &>/dev/null done rm -rf ls.log echo 'ok' 2 方法2 #!/bin/bash sum=0 for ((i=1;i<=100;i++)) do sum=$(($sum+$i)) done echo "the sum is $sum"