1. 文件头
#!/bin/sh
2. 新建变量,输出,if else以及循环语句:
start_seed=2
seed_max=6
for seed in `seq ${seed_max}`;
if [ $seed -lt $start_seed ]; then
echo "${seed} bad"
else
echo "${seed} good"
fi
done
-eq //等于
-ne //不等于
-gt //大于 (greater )
-lt //小于 (less)
-ge //大于等于
-le //小于等于
逻辑与: &&
逻辑或: ||
逻辑非: !
黄世宇/Shiyu Huang's Personal Page:https://huangshiyu13.github.io/