(PECL luasandbox >= 1.0.0)
LuaSandboxFunction::__construct — Unused
LuaSandboxFunction are obtained as a return value from Lua, as a parameter passed to a callback from Lua, or by using LuaSandbox::wrapPhpFunction(), LuaSandbox::loadString(), or LuaSandbox::loadBinary(). They cannot be constructed directly.
此函数没有参数。