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Is there diffrence in 2>&1 vs 2>>&1?

Time:10-27

Is there difference in 2>&1 and2>>&1 in Linux?

I know about > and >>. Also know about 1,2,3 mean standard output/error/input.

CodePudding user response:

I got a syntax error in bash.

$ echo hello 2>>&1
-bash: syntax error near unexpected token `&'`

>> only works with a real file path

$ echo hello 1>>/tmp/xx
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