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Test whether a scalar exists.

Source: R/readers.R
has_scalar.Rd

Test whether a scalar exists.

Usage

has_scalar(daf, name)

Arguments

daf

A DafReader.

name

Scalar name.

Value

Logical scalar.

Examples

# Mirrors readers.jl jldoctests at lines 92 + 100.
has_scalar(example_cells_daf(),     "organism") # TRUE
#> [1] TRUE
has_scalar(example_metacells_daf(), "organism") # FALSE
#> [1] FALSE