what.is function

Obtain Extended Properties of Objects

Combination of most common macro-level functions that describe an object.

what.is(x, ...)

Arguments

• x: Any object.
• ...: Included for backward-compatibility only. Has no real use.

Returns

A list with following elements:

• properties: A data frame with the class(es), type, mode and storage mode of the object as well as the dim, length and object.size.
• attributes.lengths: A named character vector giving all attributes (c.f. names , row.names , class , dim , and so forth) along with their length.
• extensive.is: A character vector of all the identifier functions. (starting with is. ) that yield TRUE when used with x as argument.
• function.type: When x is a function, results of ftype are added.

Details

An alternative to calling in turn class, typeof, dim, and so on. A call to this function will readily give all this information at once.

Examples

what.is(1)
what.is(NaN)
what.is(iris3)
what.is(print)
what.is(what.is)

See Also

class, typeof, mode, storage.mode, dim, length, is.object, otype, object.size, ftype

Author(s)

Dominic Comtois, dominic.comtois@gmail.com