Is there a way to get the function parameter names of a function dynamically?  Let’s say my function looks like this:  function doSomething(param1, param2, .... paramN){    // fill an array with the parameter name and value    // some other code...
For the following script, how can I write a function that returns all of the script's functions as an array? I'd like to return an array of the functions defined in the script so that I can print a summary of every function that is defined...
Let me start with a specific example of what I'm trying to do.  I have an array of year, month, day, hour, minute, second and millisecond components in the form [ 2008, 10, 8, 00, 16, 34, 254 ]. I'd like to instantiate a Date object using the...
Is it possible to get all of the arguments a Javascript function is written to accept? (I know that all Javascript function arguments are "optional")? If not, is it possible to get the number of arguments? For example, in PHP, one could use:...
I'm fairly new to JavaScript and am not sure this is possible to do but basically I would like to take an object and convert it into an array of strings in the format; array[0] = 'prop1=value1'  The reasoning behind this is that I'm h...
I have an EventListener that listens to the entire document and records keystrokes, but I want to remove this Listener when certain conditions are met.   The following is a snippet of my code:  document.addEventListener('keyup', function(e) {...
Is there a way to get all methods (private, privileged, or public) of a javascript object from within? Here's the sample object:  var Test = function() { // private methods     function testOne() {}     function testTwo() {}     function testThre...
I want to be able to check whether a given function is empty or not. That is, there is nothing in its body, eg:  function foo() {} function iAmEmpty(a) {     // yep, empty }   With some initial playing around, I've got something which I think mig...
i'm trying to figure out how much i can use of the javascript language itself and how much i would have to implement myself when it comes to object reflection. here's the intended result  // property inheritance schema (defining default props...
I have some typescript code, and I'm doing some metaprogramming where I need to be able to access instance.func.name, however TypeScript omits the function name in the compiled JS.   TypeScript:  class ClassName {     // ...      func(): ReturnTy...

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