2022-02-14 03:22:51 +01:00
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---
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title: dfr set
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layout: command
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2022-03-04 13:10:09 +01:00
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version: 0.59.1
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2022-02-14 03:22:51 +01:00
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---
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Sets value where given mask is true
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## Signature
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```> dfr set (value) --mask```
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## Parameters
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- `value`: value to be inserted in series
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- `--mask {any}`: mask indicating insertions
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## Examples
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Shifts the values by a given period
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```shell
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> let s = ([1 2 2 3 3] | dfr to-df | dfr shift 2);
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let mask = ($s | dfr is-null);
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$s | dfr set 0 --mask $mask
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```
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