17 lines
549 B
TypeScript
17 lines
549 B
TypeScript
// Copyright Amazon.com Inc. or its affiliates. All Rights Reserved.
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// SPDX-License-Identifier: Apache-2.0
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// IE 11 does not support Array.from, so we do it manually
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export function uint32ArrayFrom(a_lookUpTable: Array<number>): Uint32Array {
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if (!Uint32Array.from) {
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const return_array = new Uint32Array(a_lookUpTable.length)
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let a_index = 0
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while (a_index < a_lookUpTable.length) {
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return_array[a_index] = a_lookUpTable[a_index]
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a_index += 1
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}
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return return_array
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}
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return Uint32Array.from(a_lookUpTable)
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}
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