# allocate(randomIn:using:shape:batchSize:) Returns a new array descriptor that’s initialized with random values within the specified range, using the given generator as a source for randomness. ``` static func allocate(randomIn range: ClosedRange, using generator: inout Generator, shape: BNNS.Shape, batchSize: Int = 1) -> BNNSNDArrayDescriptor where Scalar : BNNSScalar, Scalar : FixedWidthInteger, Generator : RandomNumberGenerator ``` ## Parameters `range` The range in which to create random values. `generator` The random number generator to use when creating the new random values. `shape` The shape of n-dimensional array descriptor. `batchSize` The number of batches of data. --- Copyright © 2026 Apple Inc. All rights reserved. | [Terms of Use](https://www.apple.com/legal/internet-services/terms/site.html) | [Privacy Policy](https://www.apple.com/privacy/privacy-policy)