shell脚本取余计算

在Shell脚本中，可以通过使用求余运算符 "%" 来进行取余计算。根据引用[3]中的示例代码，可以将需要计算取余的两个数值分别赋值给变量，然后使用求余运算符进行计算。例如，如果想计算4除以3的余数，可以使用如下代码：

num=$((4%3))
echo $num

运行这段代码，将输出结果为1，即4除以3的余数。<span class="em">1</span><span class="em">2</span><span class="em">3</span>
#### 引用[.reference_title]
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