wavesurfer.js/src/util/get-id.js

Interactive navigable audio visualization using Web Audio and Canvas

/**
 * Get a random prefixed ID
 *
 * @returns {String} Random ID
 */
export default function getId() {
    return (
        'wavesurfer_' +
        Math.random()
            .toString(32)
            .substring(2)
    );
}