R.methodsS3 (version 1.8.1)

isGenericS4: Checks if a function is a S4 generic function

Description

Checks if a function is a S4 generic function.

Usage

# S3 method for default
isGenericS4(fcn, envir=parent.frame(), ...)

Arguments

fcn

A function or a character string.

...

Not used.

Value

Returns TRUE if a generic S4 function, otherwise FALSE.

Details

A function is considered to be a generic S4 function if its body, that is the source code, contains the regular pattern "standardGeneric".