Docs
Tutorial
Blog
Reference
GitHub
OpaqueTagSymbol0
Const
Marks
an
interface
or
class
as
not
implementable
or
extendable
.
Makes
it
an
error
to
pass
values
that
would
otherwise
match
the
shape
of
the
interface
.
See
the
Standard Library
chapter
of
the
main
guide
for
more
information
.
OpaqueTagSymbol0
:
unique
symbol
Copy
PACKAGES
@neo-one/client
@neo-one/smart-contract
PACKAGES
@neo-one/client
@neo-one/smart-contract
DOCS
Installation
Main Concepts
Advanced Guides
API Reference
Contributing
CHANNELS
GitHub
Stack Overflow
Discord Chat
Twitter
YouTube
MORE
Tutorial
Blog
COPYRIGHT © 2025 NEO•ONE