Linux implementation checks whether the folder exists and creates it if it does not exist

linux shell script checks whether the folder exists and creates it if it does not exist

The example is as follows: (Related learning video sharing: linux video tutorial)

date_str=`date +%Y%m%d`
dir=/root/crontab/log
function run_mkcurrent_dir(){
my_dir="$dir/$date_str"

if [ ! -d "$my_dir" ]; then
        echo "创建文件夹"
        mkdir $my_dir
else
        echo "文件夹已存在"
fi
}
run_mkcurrent_dir;

Recommended related tutorials: linux tutorial

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