linux第一篇:ssh脚本编写
摘要:定义变量用export,如export TAG=1.0 如果想定义一个变量A,其在变量B有值时等于变量B,否则等于变量C,可以用三目表达式:export A=${B:-$C}
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posted @ 2019-10-20 01:43
posted @ 2019-10-20 01:43
posted @ 2019-10-09 14:55
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