print.xgb.DMatrix: Print xgb.DMatrix

In xgboost: Extreme Gradient Boosting

Print xgb.DMatrix

Description

Print information about xgb.DMatrix. Currently it displays dimensions and presence of info-fields and colnames.

Usage

## S3 method for class 'xgb.DMatrix'
print(x, verbose = FALSE, ...)

Arguments

x	An xgb.DMatrix object.
verbose	Whether to print colnames (when present).
...	Not currently used.

Examples

data(agaricus.train, package = "xgboost")

dtrain <- with(agaricus.train, xgb.DMatrix(data, label = label, nthread = 2))
dtrain

print(dtrain, verbose = TRUE)

xgboost documentation built on Dec. 3, 2025, 5:06 p.m.