public final boolean isRegistered() {return !canonicalName.startsWith("x-") && !canonicalName.startsWith("X-");}

public final boolean isRegistered ( ) { return ! canonicalName . startsWith ( "x-" ) && ! canonicalName . startsWith ( "X-" ) ; }
public bool isRegistered(){return !canonicalName.StartsWith("x-") && !canonicalName.StartsWith("X-");}
