shell学习第三篇(for循环和while循环)

ゞ 浴缸里的玫瑰 2022-12-08 14:09 281阅读 0赞

1 —for循环,语法:如果do放在for循环语句在同一行,使用;分隔开

for xx in xx

do

  1. 执行的命令

done

  1. # /bin/sh
  2. for each in liming nana zhangsan
  3. do
  4. echo "this is $each"
  5. done

2 —while循环,语法和for一样

  1. #! /bin/sh
  2. echo "please enter your name"
  3. read NAME
  4. while [ "$NAME" != "mayun" ]; do
  5. echo "your name is wrong, please try again"
  6. read NAME
  7. done

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