[Home](./index.md) > [rc-js-util](./rc-js-util.md) > [SharedArray](./rc-js-util.sharedarray.md) > [createOne](./rc-js-util.sharedarray.createone_1.md) ## SharedArray.createOne() method **Signature:** ```typescript static createOne(wrapper: IEmscriptenWrapper, containerType: TCtor, bindToReference: IManagedResourceNode | null, length: number, clearMemory?: boolean, allocationFailThrows?: boolean): SharedArray | null; ``` ## Parameters

Parameter	Type	Description
wrapper	[IEmscriptenWrapper](./rc-js-util.iemscriptenwrapper.md)<[ISharedArrayBindings](./rc-js-util.isharedarraybindings.md)>
containerType	TCtor
bindToReference	[IManagedResourceNode](./rc-js-util.imanagedresourcenode.md) \| null
length	number
clearMemory	boolean	_(Optional)_
allocationFailThrows	boolean	_(Optional)_

**Returns:** [SharedArray](./rc-js-util.sharedarray.md)<TCtor> \| null