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What are the properties of an array object in JavaScript?
The Array object lets you store multiple values in a single variable. It stores a fixed-size sequential collection of elements of the same type.
The following is the list of the properties of the Array object −
Sr.No |
Property & Description |
1 |
constructor Returns a reference to the array function that created the object. |
2 |
index The property represents the zero-based index of the match in the string. |
3 |
input This property is only present in arrays created by regular expression matches. |
4 |
length Reflects the number of elements in an array. |
5 |
prototype The prototype property allows you to add properties and methods to an object. |
Example
Let’s see an example of the prototype property
JavaScript Array Object
Output
Book title is : Java Book author is : John Book price is : 300
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