@wordpress/element/build-module/utils.js

Element React module for WordPress.

/**
 * Checks if the provided WP element is empty.
 *
 * @param {*} element WP element to check.
 * @return {boolean} True when an element is considered empty.
 */
export const isEmptyElement = element => {
  if (typeof element === 'number') {
    return false;
  }
  if (typeof element?.valueOf() === 'string' || Array.isArray(element)) {
    return !element.length;
  }
  return !element;
};
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