Linux作業系統班: 指令後面加參數，何時需要加"-"

Monday, March 22, 2010

指令後面加參數，何時需要加"-"

請問如何判斷指令後面的參數需要加上"-"，例如tar vcf就沒加"-"，ls -lh就有加"-"，規則為何?

1 comment:

piper.gu said...: "-"本身也是參數的一部份,
所以沒有固定的規則.; Tuesday, March 23, 2010 at 4:06:00 PM GMT+8

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