Loading... Hello World！ #!/bin/bash # A="" read -P "输入测试数值：" A if [ ${A:-none} == none ];then echo "No" else echo "OK" fi echo "$A" <div class="tip inlineBlock warning"> 1<br>2 </div> Last modification：September 17th, 2019 at 08:56 am © 允许规范转载 Support If you think my article is useful to you, please feel free to appreciate ×Close Appreciate the author Sweeping payments Pay by AliPay Pay by WeChat
