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47 lines
2.0 KiB
Markdown
47 lines
2.0 KiB
Markdown
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# every
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Selects every n-th row of a table, starting from the first one. With the `--skip` flag, every n-th row will be skipped, inverting the original functionality.
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Syntax: `> [input-command] | every <stride> {flags}`
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## Flags
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* `--skip`, `-s`: Skip the rows that would be returned, instead of selecting them
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## Examples
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```shell
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> open contacts.csv
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───┬─────────┬──────┬─────────────────
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# │ first │ last │ email
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───┼─────────┼──────┼─────────────────
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0 │ John │ Doe │ doe.1@email.com
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1 │ Jane │ Doe │ doe.2@email.com
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2 │ Chris │ Doe │ doe.3@email.com
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3 │ Francis │ Doe │ doe.4@email.com
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4 │ Stella │ Doe │ doe.5@email.com
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───┴─────────┴──────┴─────────────────
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```
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```shell
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> open contacts.csv | every 2
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───┬─────────┬──────┬─────────────────
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# │ first │ last │ email
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───┼─────────┼──────┼─────────────────
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0 │ John │ Doe │ doe.1@email.com
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2 │ Chris │ Doe │ doe.3@email.com
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4 │ Stella │ Doe │ doe.5@email.com
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───┴─────────┴──────┴─────────────────
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```
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```shell
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> open contacts.csv | every 2 --skip
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───┬─────────┬──────┬─────────────────
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# │ first │ last │ email
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───┼─────────┼──────┼─────────────────
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1 │ Jane │ Doe │ doe.2@email.com
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3 │ Francis │ Doe │ doe.4@email.com
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───┴─────────┴──────┴─────────────────
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```
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