'use strict'; module.exports = function prev(arr) { // discuss at: http://locutus.io/php/prev/ // original by: Brett Zamir (http://brett-zamir.me) // note 1: Uses global: locutus to store the array pointer // example 1: var $transport = ['foot', 'bike', 'car', 'plane'] // example 1: prev($transport) // returns 1: false var $global = typeof window !== 'undefined' ? window : global; $global.$locutus = $global.$locutus || {}; var $locutus = $global.$locutus; $locutus.php = $locutus.php || {}; $locutus.php.pointers = $locutus.php.pointers || []; var pointers = $locutus.php.pointers; var indexOf = function indexOf(value) { for (var i = 0, length = this.length; i < length; i++) { if (this[i] === value) { return i; } } return -1; }; if (!pointers.indexOf) { pointers.indexOf = indexOf; } var arrpos = pointers.indexOf(arr); var cursor = pointers[arrpos + 1]; if (pointers.indexOf(arr) === -1 || cursor === 0) { return false; } if (Object.prototype.toString.call(arr) !== '[object Array]') { var ct = 0; for (var k in arr) { if (ct === cursor - 1) { pointers[arrpos + 1] -= 1; return arr[k]; } ct++; } // Shouldn't reach here } if (arr.length === 0) { return false; } pointers[arrpos + 1] -= 1; return arr[pointers[arrpos + 1]]; }; //# sourceMappingURL=prev.js.map