% Generated by roxygen2: do not edit by hand % Please edit documentation in R/methods.R, R/methods_row.R \name{colAlls,dgCMatrix-method} \alias{colAlls,dgCMatrix-method} \alias{rowAlls,dgCMatrix-method} \title{Check if all elements in a row (column) of a matrix-like object are equal to a value} \usage{ \S4method{colAlls}{dgCMatrix}(x, rows = NULL, cols = NULL, value = TRUE, na.rm = FALSE) \S4method{rowAlls}{dgCMatrix}(x, rows = NULL, cols = NULL, value = TRUE, na.rm = FALSE) } \arguments{ \item{x}{An NxK matrix-like object.} \item{rows}{A \code{\link{vector}} indicating the subset of rows (and/or columns) to operate over. If \code{\link{NULL}}, no subsetting is done.} \item{cols}{A \code{\link{vector}} indicating the subset of rows (and/or columns) to operate over. If \code{\link{NULL}}, no subsetting is done.} \item{value}{The value to search for.} \item{na.rm}{If \code{\link[base:logical]{TRUE}}, \code{\link{NA}}s are excluded first, otherwise not.} } \value{ Returns a \code{\link{logical}} \code{\link{vector}} of length N (K). } \description{ Check if all elements in a row (column) of a matrix-like object are equal to a value. } \details{ The S4 methods for \code{x} of type \code{\link{matrix}}, \code{\link{array}}, or \code{\link{numeric}} call \code{matrixStats::rowAlls} / \code{matrixStats::colAlls}. } \examples{ mat <- matrix(rnorm(15), nrow = 5, ncol = 3) mat[2, 1] <- NA mat[3, 3] <- Inf mat[4, 1] <- 0 print(mat) rowAlls(mat) colAlls(mat) } \seealso{ \itemize{ \item \code{matrixStats::\link[matrixStats]{rowAlls}()} and \code{matrixStats::\link[matrixStats:rowAlls]{colAlls}()} which are used when the input is a \code{\link{matrix}}, \code{\link{array}}, or \code{\link{numeric}} vector. \item For checks if \emph{any} element is equal to a value, see \code{\link[MatrixGenerics]{rowAnys}()}. \item \code{base::\link{all}()}. } }