TmMolStar/src/mol-util/is-little-endian.ts

/**
 * Copyright (c) 2020 mol* contributors, licensed under MIT, See LICENSE file for more info.
 *
 * @author David Sehnal <david.sehnal@gmail.com>
 */

export function isLittleEndian() {
    const arrayBuffer = new ArrayBuffer(2);
    const uint8Array = new Uint8Array(arrayBuffer);
    const uint16array = new Uint16Array(arrayBuffer);
    uint8Array[0] = 0xAA;
    uint8Array[1] = 0xBB;
    return uint16array[0] === 0xBBAA;
}