@woosh/meep-engine/src/core/binary/dec2hex.js

Pure JavaScript game engine. Fully featured and production ready.

import { assert } from "../assert.js";

/**
 * Convert a decimal value to hex
 * @param {number} x generally expects b byte value, 0-255
 * @returns {string} zero-padded value, for example instead of "0", will return "00" and instead of "F" will return "0F"
 */
export function dec2hex(x) {
    assert.greaterThanOrEqual(x, 0);

    const hex = Math.round(x).toString(16);
    return hex.length === 1 ? "0" + hex : hex;
}