all {base}

R Documentation

Are All Values True?

Description

Given a set of logical vectors, are all of the values true?

Usage

all(..., na.rm = FALSE)

Arguments

...	one or more logical vectors.
na.rm	logical. If true NA values are removed before the result is computed.

Value

Given a sequence of logical arguments, a logical value indicating whether or not all of the elements of x are TRUE.

The value returned is TRUE if all the values in x are TRUE, and FALSE if any the values in x are FALSE.

If x consists of a mix of TRUE and NA values, then value is NA.

See Also

any, the “complement” of all, and stopifnot(*) which is an all(*) “insurance”.

Examples

range(x <- sort(round(rnorm(10) - 1.2,1)))
if(all(x < 0)) cat("all x values are negative\n")

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