isNull
builtins.isNull
Primop
Docs pulled from | This Revision | 21 minutes ago
Takes 1 arguments
e
Return true if e evaluates to null, and false otherwise.
Warning
This function is deprecated; just write
e == nullinstead.
This function is not defined in a .nix file. It is likely a builtins function or an alias of a builtins function. builtins functions are predefined functions provided by Nix.
Noogle also knows
Detected Type
isNull :: a -> Bool