singularity | R Documentation |
For a list of expressions evaluated within data, this returns the index of the one expression that evaluates to an all-true vector (after coercing NA to FALSE). Returns 0 if no expressions succeed, and NA_integer_ if more than one succeed. Returns -1 if any expression does not evaluate to logical or if list is empty.
singularity(x, data, ...)
x |
list of expressions |
data |
something coercible to a data environment (typically data.frame) |
... |
ignored |
integer, possibly NA
Other promote:
[.decorated()
,
filter.decorated()
,
promote.data.frame()
,
promote.list()
,
promote()
meta <- system.file(package = 'yamlet', 'extdata','phenobarb.csv')
x <- read.csv(meta)
singularity(
data = x,
list(
"event == 'conc'",
"event == 'dose'",
"event == 'metabolite'"
)
)
singularity(
data = x[x$event == 'dose',],
list(
"event == 'conc'",
"event == 'dose'",
"event == 'metabolite'"
)
)
singularity(
data = x[x$event == 'dose',],
list(
"time >= 0",
"event == 'dose'"
)
)
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