core/org.jetbrains.kotlinx.dataframe.api/columnOf

columnOf

inline fun <reified T> columnOf(vararg values: T): DataColumn<T>

fun columnOf(vararg values: BaseColumn<*>): DataColumn<DataRow<*>>

fun <T> columnOf(vararg frames: DataFrame<T>): FrameColumn<T>

fun columnOf(columns: Iterable<BaseColumn<*>>): DataColumn<DataRow<*>>

fun <T> columnOf(frames: Iterable<DataFrame<T>>): FrameColumn<T>

fun columnOf(vararg columns: Pair<String, BaseColumn<*>>): ColumnGroup<*>

See columnOf on the documentation website.

Example:

val columnGroup = columnOf(
  "a" to columnOf("a1", "a2", "a3"),
  "b" to columnOf(1, 2, 3),
)