小编Amr*_*Amr的帖子

我正在编写简单的 shell 脚本，当我在https://www.shellcheck.net检查我的脚本时，它在第 14 行出现错误

Line 14:
  sysrc ifconfig_"${Bridge}"="addm ${NIC}"
                            ^-- SC2140: Word is of the form "A"B"C" (B indicated). Did you mean "ABC" or "A\"B\"C"?

https://github.com/koalaman/shellcheck/wiki/SC2140

事实上我不明白如何纠正它

#!/bin/sh

Setup() {
  # Determine interface automatically
  NIC="$(ifconfig -l | awk '{print $1}')"
  # Enabling the Bridge
  Bridge="$(ifconfig bridge create)"
  # Next, add the local interface as member of the bridge.
  # for the bridge to forward packets,
  # all member interfaces and the bridge need to be up:
  ifconfig …