Script: Class Top Level ArrayBuffer
Class ArrayBuffer
- Object
- ArrayBuffer
The ArrayBuffer represents a generic array of bytes with fixed length.
To access and manipulate content, use DataView or a typed array.
API Versioned:
From version 21.2.
Properties
byteLength : Number
The number of bytes in the array buffer.
Constructor Summary
Creates an empty array buffer.
ArrayBuffer(byteLength : Number)
Creates an array buffer with the given number of bytes.
Method Summary
static isView(object : Object) : boolean
Returns if the given object is one of the views for an ArrayBuffer, such as a typed array or a DataView.
slice(begin : Number, end : Number) : ArrayBuffer
Returns a new array buffer with a copy of the data of this buffer.
Methods inherited from class Object
assign, create, create, defineProperties, defineProperty, entries, freeze, fromEntries, getOwnPropertyDescriptor, getOwnPropertyNames, getOwnPropertySymbols, getPrototypeOf, hasOwnProperty, is, isExtensible, isFrozen, isPrototypeOf, isSealed, keys, preventExtensions, propertyIsEnumerable, seal, setPrototypeOf, toLocaleString, toString, valueOf, values
Constructor Detail
ArrayBuffer
publicArrayBuffer()
Creates an empty array buffer.
ArrayBuffer
publicArrayBuffer(byteLength : Number)
Creates an array buffer with the given number of bytes.
Parameters:
byteLength - The number of bytes.
Method Detail
isView
static isView(object : Object) : boolean
Returns if the given object is one of the views for an ArrayBuffer, such as a typed array or a DataView.
Parameters:
object - The object to check.
Returns:
trueif the passed object is a view to an array buffer else return false.
slice
slice(begin : Number, end : Number) : ArrayBuffer
Returns a new array buffer with a copy of the data of this buffer.
Parameters:
begin - Optional. The first included element.
end - Optional. The index of the end. This element is not included.
Returns:
The new array object.