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Linux 终端输出语法
| 语法 | 终端可见性 | 输出文件可见性 | 文件覆写行为 | ||
|---|---|---|---|---|---|
| stdout | stderr | stdout | stderr | ||
| > | ✕ | ✓ | ✓ | ✕ | 覆盖 |
| >> | ✕ | ✓ | ✓ | ✕ | 追加 |
| 2> | ✓ | ✕ | ✕ | ✓ | 覆盖 |
| 2>> | ✓ | ✕ | ✕ | ✓ | 追加 |
| &> | ✕ | ✕ | ✓ | ✓ | 覆盖 |
| &>> | ✕ | ✕ | ✓ | ✓ | 追加 |
| | tee | ✓ | ✓ | ✓ | ✕ | 覆盖 |
| | tee -a | ✓ | ✓ | ✓ | ✕ | 追加 |
| n.e. (*) | ✓ | ✓ | ✕ | ✓ | 覆盖 |
| n.e. (*) | ✓ | ✓ | ✕ | ✓ | 追加 |
| |& tee | ✓ | ✓ | ✓ | ✓ | 覆盖 |
| |& tee -a | ✓ | ✓ | ✓ | ✓ | 追加 |
Linux 终端输出语法
https://blog.lpkt.cn/posts/linux-term-output/