/**
 * Returns if it can find a value in the form data. supports searching in arrays and objects
 * @param {object} config The config of the operation.
 * @param {string} config.target the JPath to the object/array that contains the data we want to checkon
 * @param {string} config.key the JPath to the field we want to check
 * @param {string} config.value the value that we want to check the the data against
 * @param {object} data A page's formData.
 * @returns The index of the matching value if one exists, or null.
 */
declare const doesContainValue: (config: any, data: any) => boolean;
export default doesContainValue;