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Learn about the arguments object of javascript. For more information, see
1. What is arguments?
Arguments is a built-in object in JavaScript. It is odd and often overlooked, but it is actually very important. All major js function libraries use the
Javascript learning notes function (4): arguments object, learning notes arguments
Each Javascript function can access a special variable-arguments in its own scope. This variable contains a list of all parameters passed to the function.The
The JavaScript -- Item11 arguments object you don't know1. What is arguments?
Arguments is a built-in object in JavaScript. It is odd and often overlooked, but it is actually very important. All major js function libraries use the arguments object.
1, what is arguments
Arguments is a built-in object in JavaScript, it's quirky and often overlooked, but it's really important. All the major JS libraries use the arguments object. So agruments objects must be familiar to JavaScript programmers. In
1. All functions have a arguments object of their own, which includes the parameters to be called by the letter. He is not an array, and if you use typeof arguments, the return is ' object '. Although we can call arguments with the method of
Example of using javascript arguments: arguments
Copy codeThe Code is as follows: Copy codeThe Code is as follows:
1. In JavaScript, the arguments object is a special object, which is actually a built-in attribute of the current function. Arguments
In the JavaScript function body, the identifier arguments has a special meaning. It is a special property of the calling object that is used to refer to the arguments object. Arugments objects are like arrays, note that this is just like not ha.In
http://shengren-wang.iteye.com/blog/1343256function of JavaScriptProperty:1. Arguments Object2, callerA reference to the function that invokes the pre-order functions, if it is a top-level code call,Returns null (Firefox returns undefined).Note:
In JavaScript Functions, the identifier arguments has a special meaning. It is a special attribute of the called object and is used to reference the arguments object. The arugments object is like an array. Note that it is just like it is not.
In
ObjectiveRecently in the reading JavaScript related knowledge point, saw a foreigner of a JavaScript for WEB developers, encountered a knowledge blind spot, feel that the foreigner writes very clearly very thorough, the record to deepen the
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