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#' @title Converts storage type of a matrix
#'
#' @description
#' Works by setting \code{\link{mode}}.
#'
#' @param x [\code{matrix}]\cr.
#' Matrix to convert.
#' @param type [\code{character(1)}]\cr
#' New storage type.
#' @return [\code{matrix}].
#' @note \code{as.mytype} drops dimension when used on a matrix.
#' @export
convertMatrixType = function(x, type) {
assertMatrix(x)
assertChoice(type, c("integer", "numeric", "complex", "character", "logical"))
storage.mode(x) = type
return(x)
}
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