ds_rindex | R Documentation |
Returns index of values.
ds_rindex(data, values)
data |
a numeric vector |
values |
a numeric vector containing the values whose index is returned |
Index of the values
in data
. In case, data
does
not contain index
, NULL
is returned.
# returns index of 21
ds_rindex(mtcars$mpg, 21)
# returns NULL
ds_rindex(mtcars$mpg, 22)
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