简单的脚本

#/bin/bash#if [ $1 == '--add' ]; then for I in `echo $2 | sed 's/,/ /g'`; do if id $I &> /dev/null; then echo "$I exists." else useradd $I echo $I | passwd --stdin $I &> /dev/null fi doneelif [ $1 == '--del' ]; then for I in `echo $2 | sed 's/,/ /g'`; do if id $I &> /dev/null; then userdel -r $I echo "Delete $I finished." else echo "$I not exist." fi doneelse echo "Unknown options."fi