RCrowt

/**
 * Convert a multidimensional array/object to a single dimenstion object.
 * @param data {array|object} Input data.
 * @param prefix {string} key prefix.
 */
var fn_dotArray = function (data, prefix) {
	var out = {};
	$.each(data, function (k, v) {
		if (v !== null && typeof v == 'object') {
			$.extend(out, fn_dotArray(v, prefix + k + '.'));

RCrowt

<?php
/**
 * A list of weird and edge-case UK addresses for testing based on https://www.mjt.me.uk/posts/falsehoods-programmers-believe-about-addresses/
 */
return [

    // Building with name.
    'Royal Opera House, Covent Garden, London, WC2E 9DD',

    // Numeric range building number.