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If & whle & case

  1. if [ 1 -eq 1 ] #expression
  2. then
  3.    #Statement(s) to be executed if expression is true
  4.    echo Yes
  5. fi

字符串判断

  1. ##https://blog.csdn.net/Primeprime/article/details/79625306
  2. strA="long string"
  3. strB="string"
  4. result=$(echo $strA | grep "${strB}")
  5. if [[ "$result" != "" ]]
  6. then
  7.   echo "包含"
  8. else
  9.   echo "不包含"
  10. fi

while

  1. while [ expression ]
  2. do
  3.    Statement(s) to be executed if expression is true
  4. done

try

reference:筱光

  1. { # try
  3.     command1
  4.     #save your output
  6. } || { # except
  7.     # save log for exception
  8. }

Enjoy~

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由於語法渲染問題而影響閱讀體驗， 請移步博客閱讀～
本文GitPage地址

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