Check presence of missings check presence of missings in a data.frame
# S3 method for data.frame has.missings(x, mc = NULL, ...)
data, of class data.frame
not used
A single true/false response about the presence of any missing value on the whole data set
# NOT RUN { library(compositions) data(Windarling) has.missings(Windarling) head(Windarling) Windarling[1,1] = NA head(Windarling) has.missings(Windarling) # }
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