children<\\/code><\\/a><\\/li>\n<\\/ul>\nIf the attribute is declared in a component tag every function of that component will have access to that attribute in its context.<\\/p>\n
If the attribute is declared in a tag that has an event it will be merged into the event function context.<\\/p>\n
import<\\/span> Nullstack from<\\/span> 'nullstack'<\\/span>;<\\/span>\n\nclass<\\/span> Counter<\\/span> extends<\\/span> Nullstack<\\/span> {<\\/span>\n\n add<\\/span>(<\\/span>context<\\/span>)<\\/span> {<\\/span>\n context.<\\/span>count +=<\\/span> context.<\\/span>delta +<\\/span> context.<\\/span>amount;<\\/span>\n }<\\/span>\n\n render<\\/span>(<\\/span>{<\\/span>count,<\\/span> delta}<\\/span><\\/span>)<\\/span> {<\\/span>\n return<\\/span> (<\\/span>\n <<\\/span>button<\\/span> onclick<\\/span>=<\\/span>{<\\/span>