angular-docs-cn/modules/angular2/docs/cheatsheet/directive-configuration.md

@cheatsheetSection Directive configuration @cheatsheetIndex 5 @description @Directive({ property1: value1, ... }) )

@cheatsheetItem selector: '.cool-button:not(a)'|selector: Specifies a css selector that identifies this directive within a template. Supported selectors include: element, [attribute], .class, and :not().

Does not support parent-child relationship selectors.

@cheatsheetItem providers: [MyService, provide(...)]|providers: Array of dependency injection providers for this directive and its children.