first-class-functions

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Invoking a function from a class member in PHP

Say I have the following: class C { private $f; public function __construct($f) { $this->f = $f; } public function invoke ($n) {[详细]

2023-03-28 14:50 分类：问答
C# version of Java Runnable? (delegate?)

I could not find a direct answer to this question yet in SO. Is there a predefined delegate with void (void) signature?开发者_运维技巧Action has the signature you\'re looking for. However, it doesn\'t[详细]

2023-03-28 05:25 分类：问答
passing functions as arguments in clojure

I have a function which takes a function and a number and returns the application of the function on the number, and a cube function:[详细]

2023-02-27 00:13 分类：问答
How do I reference a function in Ruby?

In python, it\'s fairly straightforward to referen开发者_StackOverflow中文版ce a function: >>> def foo():[详细]

2023-01-27 11:08 分类：问答
Accessing a Class Member from a First-Class Function

I have a case class which takes a list of functions: case class A(q:Double, r:Double, s:Double, l:List[(Double)=>Double])[详细]

2022-12-30 23:36 分类：问答
Assigning document.getElementById to another function

I am trying to do the following in JavaScript: var gete = document.getElementById; But I am getting the following error (From FireBug\'s Console):[详细]

2022-12-27 09:42 分类：问答
How can I get a reference to a method that contains the arguments used for invocations, in Ruby?

Given this code: a = {1=>2} m = a.method(:[]) I know that I can now use : value = m.call(1) and it will return 2. The thing is, what do I need to change so that I can call the method directly[详细]

2022-12-11 04:50 分类：问答