typeof {base}
Description
typeof determines the (R internal) type or storage mode of any object
Usage
typeof(x)
Arguments
- x
- any R object.
Values
A character string. The possible values are listed in the structure TypeTable in ‘src/main/util.c’. Current values are the vector types "logical", "integer", "double", "complex", "character", "raw" and "list", "NULL", "closure" (function), "special" and "builtin" (basic functions and operators), "environment", "S4" (some S4 objects) and others that are unlikely to be seen at user level ("symbol", "pairlist", "promise", "language", "char", "...", "any", "expression", "externalptr", "bytecode" and "weakref").
Documentation reproduced from R 2.15.0. License: GPL-2.