类装饰

装饰NgModule

@NgModule({   providers?: Provider[]  declarations?: Array
    
     
       | any[]>  imports?: Array
      
       
         | ModuleWithProviders | any[]>  exports?: Array
        
         
           | any[]> entryComponents?: Array
          
           
             | any[]> bootstrap?: Array
            
             
               | any[]> schemas?: Array
              
                id?: string})复制代码
              
             
            
           
          
         
        
       
      
     
    

装饰Component

@Component({   changeDetection?: ChangeDetectionStrategy  viewProviders?: Provider[]  moduleId?: string  templateUrl?: string  template?: string  styleUrls?: string[]  styles?: string[]  animations?: any[]  encapsulation?: ViewEncapsulation  interpolation?: [string, string]  entryComponents?: Array
    
     
       | any[]>  preserveWhitespaces?: boolean  selector?: string  inputs?: string[]  outputs?: string[]  host?: {...}  providers?: Provider[]  exportAs?: string  queries?: {...}})复制代码
     
    

装饰Directive

@Directive({   selector?: string  inputs?: string[]  outputs?: string[]  host?: {...}  providers?: Provider[]  exportAs?: string  queries?: {...}})复制代码

装饰Pipe

@Pipe({   name: string  pure?: boolean})复制代码

装饰 Injectable

@Injectable({   providedIn?: Type
    
      | 'root' | null  factory: () => any})复制代码
    

属性装饰

• 属性获取

@Attribute({   attributeName?: string})复制代码

• 宿主绑定

@HostBinding({   hostPropertyName?: string})复制代码

• 宿主事件绑定

@HostListener({   eventName?: string  args?: string[]})复制代码

• 输入

@Input({   bindingPropertyName?: string})复制代码

• 输出

@Output({   bindingPropertyName?: string})复制代码

• 单个内容查询

@ContentChild()复制代码

• 多个内容查询

@ContentChildren()复制代码

• 单个视图查询

@ViewChild()复制代码

• 多个视图查询

@ViewChildren()复制代码

参数装饰

• 顺序检索

@Host()复制代码

• 可空不报错，检索不到时为null

@Optional()复制代码

• 只在本身检索

@Self()复制代码

• 略过自身检测

@SkipSelf()复制代码

• 用来注入被标记Injectable的类

@Inject({   token: any})复制代码