22 lines
752 B
R
22 lines
752 B
R
setClass('xgb.DMatrix')
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getinfo <- function(object, ...){
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UseMethod("getinfo")
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}
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setMethod("getinfo", signature = "xgb.DMatrix",
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definition = function(object, name) {
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if (typeof(name) != "character") {
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stop("xgb.getinfo: name must be character")
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}
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if (class(object) != "xgb.DMatrix") {
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stop("xgb.setinfo: first argument dtrain must be xgb.DMatrix")
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}
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if (name != "label" && name != "weight" && name != "base_margin") {
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stop(paste("xgb.getinfo: unknown info name", name))
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}
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ret <- .Call("XGDMatrixGetInfo_R", object, name, PACKAGE = "xgboost")
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return(ret)
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})
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