while do done, until do done (不定回圈)
当 condition 条件成立时,就进行回圈,直到 condition 的条件不成立才停止
while [condition]
do
done
#!/bin/bash
num=1
while [ $num -le 10 ]
do
done
运行输出:
while do done, until do done (不定回圈)
当 condition 条件成立时,就进行回圈,直到 condition 的条件不成立才停止
while [condition]
do
done