Javascript call function with same arguments

In function a, I can use the arguments keyword to access an array of arguments, in function b these are lost. Is there a way of passing arguments to another javascript function like I try to do?

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omenejomy.web.fc2.com() - JavaScript | MDN

The spread operator allows an expression to be expanded in places where multiple arguments for function calls or multiple elements for array literals are expected. ECMAScript ES6 added a new operator that lets you do this in a more practical way: Since the snippet uses console.

In short, the spread operator can be used for different purposes if you're using arrays, so it can also be used for function arguments, you can see a similar example explained in the official docs: The explanation that none of the other answers supplies is that the original arguments are still available, but not in the original position in the arguments object.

The arguments object contains one element for each actual parameter provided to the function. When you call a you supply three arguments: So, arguments contains [1, 2, 3]. When you call b , however, you pass exactly one argument: So arguments contains [[1, 2, 3]] i.

As Nick demonstrated, you can use apply to provide a set arguments object in the call. Stack Overflow Questions Developer Jobs Documentation beta Tags Users.

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This question already has an answer here: Passing an array as a function parameter in JavaScript 7 answers. Anders Nygaard 2, 2 14 This question is about the problem of passing the caller's parameters to a callee.

It should stand alone so search engines point here. In addition, the fact that the caller's parameters are available as an array arguments is a very important part of this answer, and it's missing from the top answers to the linked question.

JavaScript - Functions

Brett - You can copy it into an array then manipulate that before passing it along, for example: Spread operator The spread operator allows an expression to be expanded in places where multiple arguments for function calls or multiple elements for array literals are expected.

Example without using the apply method: Walter Chapilliquen - wZVanG 4, 2 16 However, it won't happen yet. The only browser that already supports spread operator is FF at the moment.

See the compatibility table for a complete, up to date data: Why shouldn't it be used? It's relatively easy to transpile with babel, you get all of the new features, and much more compatibility with older browsers. The following achieves the same result: Should you always pass this to apply? Flimm—yes, since the arguments are the second argument, there has to be something for the first argument it can be null.

Stack Overflow works best with JavaScript enabled. Passing an array as a function parameter in JavaScript 7 answers I've tried the following with no success: It will display this result: Rest parameters share improve this answer.

This is a very nice operator and I'm really looking forward to use it. MathOverflow Mathematics Cross Validated stats Theoretical Computer Science Physics Chemistry Biology Computer Science Philosophy more 3.

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