Created
August 16, 2022 04:48
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Command redirect output to log file
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| || visible in terminal || visible in file || existing | |
| Syntax || StdOut | StdErr || StdOut | StdErr || file | |
| ==========++==========+==========++==========+==========++=========== | |
| > || no | yes || yes | no || overwrite | |
| >> || no | yes || yes | no || append | |
| || | || | || | |
| 2> || yes | no || no | yes || overwrite | |
| 2>> || yes | no || no | yes || append | |
| || | || | || | |
| &> || no | no || yes | yes || overwrite | |
| &>> || no | no || yes | yes || append | |
| || | || | || | |
| | tee || yes | yes || yes | no || overwrite | |
| | tee -a || yes | yes || yes | no || append | |
| || | || | || | |
| n.e. (*) || yes | yes || no | yes || overwrite | |
| n.e. (*) || yes | yes || no | yes || append | |
| || | || | || | |
| |& tee || yes | yes || yes | yes || overwrite | |
| |& tee -a || yes | yes || yes | yes || append |
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