摘要: const curry = R.curry((fns, ary) => R.ap(fns, ary)); const applyMultiAndAdd = curry([R.multiply(2), R.add(3)]); const res = applyMultiAndAdd([1,2,3]); console.log(res); //[2, 4, 6, 4, 5, 6] const... 阅读全文
posted @ 2016-12-21 20:48 Zhentiw 阅读(293) 评论(0) 推荐(0)
摘要: We find a couple of DOM nodes that may or may not exist and run a calculation on the page height using applicatives. For example we want to get the ma 阅读全文
posted @ 2016-12-21 18:15 Zhentiw 阅读(181) 评论(0) 推荐(0)
摘要: Mapping the values of an observable to many inner observables is not the only way to create a higher order observable. RxJS also has operators that ta 阅读全文
posted @ 2016-12-21 17:31 Zhentiw 阅读(358) 评论(0) 推荐(0)
摘要: A @Directive can also listen to events on their host element using @HostListener. This allows you to add behaviors that react to user input and update 阅读全文
posted @ 2016-12-21 04:19 Zhentiw 阅读(297) 评论(0) 推荐(0)
摘要: The @Input decorator allows you to pass values into your @Directive so that you can change the value of the Directive each time that it is used. Using 阅读全文
posted @ 2016-12-21 04:03 Zhentiw 阅读(253) 评论(0) 推荐(0)
摘要: Angular 2 Directives allow you manipulate elements by adding custom behaviors through attributes. This lesson covers how to create a Directive and att 阅读全文
posted @ 2016-12-21 03:53 Zhentiw 阅读(231) 评论(0) 推荐(0)