Function

JSObjectMakeTypedArrayWithArrayBuffer(_:_:_:_:)

Creates a JavaScript Typed Array object from an existing JavaScript Array Buffer object.

Declaration

func JSObjectMakeTypedArrayWithArrayBuffer(_ ctx: JSContextRef!, _ arrayType: JSTypedArrayType, _ buffer: JSObjectRef!, _ exception: UnsafeMutablePointer<JSValueRef?>!) -> JSObjectRef!

Parameters

ctx

The execution context to use.

arrayType

A value identifying the type of array to create. If arrayType is kJSTypedArrayTypeNone or kJSTypedArrayTypeArrayBuffer then NULL will be returned.

buffer

An Array Buffer object that should be used as the backing store for the created JavaScript Typed Array object.

exception

A pointer to a JSValueRef in which to store an exception, if any. Pass NULL if you do not care to store an exception.

Return Value

A JSObjectRef that is a Typed Array or NULL if there was an error. The backing store of the Typed Array will be buffer.