Function reference • sloop

All functions
`ftype()`	Determine function type.
`is_s3_generic()` `is_s3_method()`	Determine if a function is an S3 generic or S3 method.
`otype()`	Determine the type of an object
`s3_class()`	Compute the S3 class of an object
`s3_dispatch()`	Illustrate S3 dispatch
`s3_get_method()`	Find S3 method from its name
`s3_methods_class()` `s3_methods_generic()` `s4_methods_class()` `s4_methods_generic()`	List methods for a S3 or S4 generic (or class)

Reference