@pdftron/webviewer-react-toolkit/lib/utils/idUtils.js

A React component library for integrating with PDFTron WebViewer API.

let currentId = 0;
/**
 * Generates a sequential string to use as a unique identifier. This should be
 * used over `getId` if you need to use it as a DOM id, or a React key.
 *
 * @param prefix Optional. Prefix for the string id.
 */
export function getStringId(prefix = 'id') {
    return `${prefix}_${(currentId++).toString(16)}`;
}
/**
 * Returns a Symbol to uniquely identify something. Will fallback to using
 * string.
 *
 * @param description Description of the Symbol. Used as string prefix if not supported.
 */
export function getId(description) {
    if (typeof Symbol === 'function')
        return Symbol(description);
    return `${description}_${getStringId()}`;
}