spot7.org logo
Home PHP C# C++ Android Java Javascript Python IOS SQL HTML Categories

why `arguments` is a Array-like in JS function?


Just try and you get it:

$ js 
>
!function(){console.log(arguments.length);}(1,2,3)
3

Also:
>!function(){
console.log(Object.keys(arguments).length);
}(1,2,3)
3

Categories : Javascript

Related to : why `arguments` is a Array-like in JS function?
C++ function make array based on arguments
declaration ofint x[y]shadows a parameter effectively means that you're "hiding" another variable. How should the compiler differentiate between your string argument called x and the array called x? It doesn't! They both got the same name so there's no way to access the string anymore. That said the size of an array in C++ must be known at compile time, which isn't the case in your code. Some co

Categories : C++
Call php function from bash - with arguments
What you want is $argv So for example, your script would be called like this: php /path/to/script.php 'Hello, ' 'World!' Then in your PHP file: <?php $arg1 = $argv[1]; $arg2 = $argv[2]; echo concat($arg1, $arg2); function concat($arg1, $arg2) { return $arg1 . $arg2; }

Categories : PHP
How can I pass all arguments to my callback function?
The answer is, I believe, call_user_func_array. I know it seems a bit archaic in the era of the splat operator, but I think it's the best option in 5.4. public function each() { $callback = func_get_arg(0); $args = func_get_args(); if (is_callable($callback)) { foreach ($this->results as $result) { $args[0] = $result; call_user_func_

Categories : PHP
a javascript function called without arguments
If you call a JavaScript function without arguments then all its parameters receive a value of undefined (not null which is a different value). So calling Banana.reloadUser() is just the same as: Banana.reloadUser(undefined, undefined) In your code this is perfectly ok, the condition: if ($.isFunction(cb)) { will fail because undefined is not a function, and later on the condition: if

Categories : Javascript
error: too few arguments to function 'std::vector
Your definition goes like:- std::vector<std::string> buymngr(FILE *buyfp) so it's expecting FILE* type as its argument whereas you're calling it:- buymngr(); without any arguments.

Categories : C++
Recently Add
Busy Indicator while page is loading
parent.document.getElementById and images path
Can not get bootstrap datetime picker to display properly
reading select box jquery issues
DC.JS Pie Chart + Select Deslect from external JavaScript function
Why would I ever need to cancelAnimationFrame()
Angular.ui alert doesn't close
HTML/JS How to position a rectangle relative to 'any' side of the parent canvas element
parse variable to xml
C# Dictionary equivalent in JavaScript
ExtJS Dashboard Panel Fit Panel Vertically
jQuery cross domain ajax call - Interpreted as script but transferred with MIME type text/xml
Reactjs map returns unexpected token }
Working with multiple pages in apache cordova and vs2013
Resize iframe to loaded content
Why 13596*0.1 is different than 13596/10?
AngularJS Validate all forms on application load
javascript open popup without menu/url/titlebar/scrollbar/anything
Can I use Razor syntax inside Javascript included in a ScriptBundle?
How to show a box for comment reply with id
parse name from user input when using jquery serialize
How to parse and load javascript object?
Marionette not navigating to the same url
Adding Google+ Sign in button to website
GRUNT - Install Grunt Packages?
how should I create the path of templateUrl property in Angular ui-router?
Update mysql database with jquery array using ajax
Run the same function on each item in a list / array
Get all ticks values (NVD3)
Button Click Event not Passing input String to MVC Controller Method
© Copyright 2017 spot7.org Publishing Limited. All rights reserved.