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path: root/node_modules/locutus/php/array/end.js
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'use strict';

module.exports = function end(arr) {
  //  discuss at: http://locutus.io/php/end/
  // original by: Kevin van Zonneveld (http://kvz.io)
  // bugfixed by: Legaev Andrey
  //  revised by: J A R
  //  revised by: Brett Zamir (http://brett-zamir.me)
  // improved by: Kevin van Zonneveld (http://kvz.io)
  // improved by: Kevin van Zonneveld (http://kvz.io)
  //      note 1: Uses global: locutus to store the array pointer
  //   example 1: end({0: 'Kevin', 1: 'van', 2: 'Zonneveld'})
  //   returns 1: 'Zonneveld'
  //   example 2: end(['Kevin', 'van', 'Zonneveld'])
  //   returns 2: 'Zonneveld'

  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;
  }
  if (pointers.indexOf(arr) === -1) {
    pointers.push(arr, 0);
  }
  var arrpos = pointers.indexOf(arr);
  if (Object.prototype.toString.call(arr) !== '[object Array]') {
    var ct = 0;
    var val;
    for (var k in arr) {
      ct++;
      val = arr[k];
    }
    if (ct === 0) {
      // Empty
      return false;
    }
    pointers[arrpos + 1] = ct - 1;
    return val;
  }
  if (arr.length === 0) {
    return false;
  }
  pointers[arrpos + 1] = arr.length - 1;
  return arr[pointers[arrpos + 1]];
};
//# sourceMappingURL=end.js.map