Float is a 64-bit float variable that satisfies the expvar.Var interface.

Int is a 64-bit integer variable that satisfies the expvar.Var interface.

IntFuncGauge is a 64-bit integer variable that satisfies the expvar.Var interface.

IntSum is a 64-bit integer variable that consists of multiple different parts and satisfies the expvar.Var interface.

Map is a string-to-expvar.Var map variable that satisfies the expvar.Var interface.

String is a string variable, and satisfies the expvar.Var interface.

UUID is a string variable that contain an UUID and satisfies the expvar.Var interface.