filter_l: Filter lens

Description Usage Arguments Examples

Description

Create a lawful lens into the result of a filter. This focuses only columns not involved in the filter condition.

Usage

1

Arguments

...

unquoted NSE filter arguments

Examples

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head(view(iris, filter_l(Species == "setosa"))) # Note Species is not seen
head(over(iris, filter_l(Species == "setosa"), function(x) x + 10))

cfhammill/focal documentation built on May 23, 2019, 6:04 p.m.