show
is already a generic function:
> isGeneric("show")
[1] TRUE
A list of generics in your parent environment can be obtained by calling getGenerics
:
> getGenerics()
An object of class "ObjectsWithPackage":
Object: "-" "!=" "[" "*" "/" "&" "%/%" "%%" "^" "+"
Package: "base" "base" "base" "base" "base" "base" "base" "base" "base" "base"
Object: "<" "<=" "==" ">" ">=" "|" "$" "$<-" "abs" "acos"
Package: "base" "base" "base" "base" "base" "base" "base" "base" "base" "base"
Object: "acosh" "addNextMethod" "Arith" "asin" "asinh" "atan" "atanh" "body<-"
Package: "base" "methods" "base" "base" "base" "base" "base" "base"
Object: "cbind2" "ceiling" "coerce" "coerce<-" "Compare" "Complex" "cos"
Package: "methods" "base" "methods" "methods" "methods" "base" "base"
Object: "cosh" "cummax" "cummin" "cumprod" "cumsum" "digamma" "exp" "expm1"
Package: "base" "base" "base" "base" "base" "base" "base" "base"
Object: "floor" "gamma" "initialize" "kronecker" "lgamma" "loadMethod" "log"
Package: "base" "base" "methods" "base" "base" "methods" "base"
Object: "log10" "log1p" "log2" "Logic" "Math" "Math2" "Ops" "rbind2"
Package: "base" "base" "base" "base" "base" "methods" "base" "methods"
Object: "round" "show" "sign" "signif" "sin" "sinh" "slotsFromS3" "sqrt"
Package: "base" "methods" "base" "base" "base" "base" "methods" "base"
Object: "Summary" "tan" "tanh" "trigamma" "trunc"
Package: "base" "base" "base" "base" "base"