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(function (global, factory) {
	typeof exports === 'object' && typeof module !== 'undefined' ? module.exports = factory() :
	typeof define === 'function' && define.amd ? define(factory) :
	(global = typeof globalThis !== 'undefined' ? globalThis : global || self, global.LazyLoad = factory());
  }(this, (function () { 'use strict';

	function _extends() {
	  _extends = Object.assign || function (target) {
		for (var i = 1; i < arguments.length; i++) {
		  var source = arguments[i];

		  for (var key in source) {
			if (Object.prototype.hasOwnProperty.call(source, key)) {
			  target[key] = source[key];
			}
		  }
		}

		return target;
	  };

	  return _extends.apply(this, arguments);
	}

	var runningOnBrowser = typeof window !== "undefined";
	var isBot = runningOnBrowser && !("onscroll" in window) || typeof navigator !== "undefined" && /(gle|ing|ro)bot|crawl|spider/i.test(navigator.userAgent);
	var supportsIntersectionObserver = runningOnBrowser && "IntersectionObserver" in window;
	var supportsClassList = runningOnBrowser && "classList" in document.createElement("p");
	var isHiDpi = runningOnBrowser && window.devicePixelRatio > 1;

	var defaultSettings = {
	  elements_selector: ".lazy",
	  container: isBot || runningOnBrowser ? document : null,
	  threshold: 300,
	  thresholds: null,
	  data_src: "src",
	  data_srcset: "srcset",
	  data_sizes: "sizes",
	  data_bg: "bg",
	  data_bg_hidpi: "bg-hidpi",
	  data_bg_multi: "bg-multi",
	  data_bg_multi_hidpi: "bg-multi-hidpi",
	  data_poster: "poster",
	  class_applied: "applied",
	  class_loading: "loading",
	  class_loaded: "loaded",
	  class_error: "error",
	  class_entered: "entered",
	  class_exited: "exited",
	  unobserve_completed: true,
	  unobserve_entered: false,
	  cancel_on_exit: true,
	  callback_enter: null,
	  callback_exit: null,
	  callback_applied: null,
	  callback_loading: null,
	  callback_loaded: null,
	  callback_error: null,
	  callback_finish: null,
	  callback_cancel: null,
	  use_native: false
	};
	var getExtendedSettings = function getExtendedSettings(customSettings) {
	  return _extends({}, defaultSettings, customSettings);
	};

	/* Creates instance and notifies it through the window element */
	var createInstance = function createInstance(classObj, options) {
	  var event;
	  var eventString = "LazyLoad::Initialized";
	  var instance = new classObj(options);

	  try {
		// Works in modern browsers
		event = new CustomEvent(eventString, {
		  detail: {
			instance: instance
		  }
		});
	  } catch (err) {
		// Works in Internet Explorer (all versions)
		event = document.createEvent("CustomEvent");
		event.initCustomEvent(eventString, false, false, {
		  instance: instance
		});
	  }

	  window.dispatchEvent(event);
	};
	/* Auto initialization of one or more instances of lazyload, depending on the
		options passed in (plain object or an array) */


	var autoInitialize = function autoInitialize(classObj, options) {
	  if (!options) {
		return;
	  }

	  if (!options.length) {
		// Plain object
		createInstance(classObj, options);
	  } else {
		// Array of objects
		for (var i = 0, optionsItem; optionsItem = options[i]; i += 1) {
		  createInstance(classObj, optionsItem);
		}
	  }
	};

	var SRC = "src";
	var SRCSET = "srcset";
	var SIZES = "sizes";
	var POSTER = "poster";
	var ORIGINALS = "llOriginalAttrs";

	var statusLoading = "loading";
	var statusLoaded = "loaded";
	var statusApplied = "applied";
	var statusEntered = "entered";
	var statusError = "error";
	var statusNative = "native";

	var dataPrefix = "data-";
	var statusDataName = "ll-status";
	var getData = function getData(element, attribute) {
	  return element.getAttribute(dataPrefix + attribute);
	};
	var setData = function setData(element, attribute, value) {
	  var attrName = dataPrefix + attribute;

	  if (value === null) {
		element.removeAttribute(attrName);
		return;
	  }

	  element.setAttribute(attrName, value);
	};
	var getStatus = function getStatus(element) {
	  return getData(element, statusDataName);
	};
	var setStatus = function setStatus(element, status) {
	  return setData(element, statusDataName, status);
	};
	var resetStatus = function resetStatus(element) {
	  return setStatus(element, null);
	};
	var hasEmptyStatus = function hasEmptyStatus(element) {
	  return getStatus(element) === null;
	};
	var hasStatusLoading = function hasStatusLoading(element) {
	  return getStatus(element) === statusLoading;
	};
	var hasStatusError = function hasStatusError(element) {
	  return getStatus(element) === statusError;
	};
	var hasStatusNative = function hasStatusNative(element) {
	  return getStatus(element) === statusNative;
	};
	var statusesAfterLoading = [statusLoading, statusLoaded, statusApplied, statusError];
	var hadStartedLoading = function hadStartedLoading(element) {
	  return statusesAfterLoading.indexOf(getStatus(element)) >= 0;
	};

	var safeCallback = function safeCallback(callback, arg1, arg2, arg3) {
	  if (!callback) {
		return;
	  }

	  if (arg3 !== undefined) {
		callback(arg1, arg2, arg3);
		return;
	  }

	  if (arg2 !== undefined) {
		callback(arg1, arg2);
		return;
	  }

	  callback(arg1);
	};

	var addClass = function addClass(element, className) {
	  if (supportsClassList) {
		element.classList.add(className);
		return;
	  }

	  element.className += (element.className ? " " : "") + className;
	};
	var removeClass = function removeClass(element, className) {
	  if (supportsClassList) {
		element.classList.remove(className);
		return;
	  }

	  element.className = element.className.replace(new RegExp("(^|\\s+)" + className + "(\\s+|$)"), " ").replace(/^\s+/, "").replace(/\s+$/, "");
	};

	var addTempImage = function addTempImage(element) {
	  element.llTempImage = document.createElement("IMG");
	};
	var deleteTempImage = function deleteTempImage(element) {
	  delete element.llTempImage;
	};
	var getTempImage = function getTempImage(element) {
	  return element.llTempImage;
	};

	var unobserve = function unobserve(element, instance) {
	  if (!instance) return;
	  var observer = instance._observer;
	  if (!observer) return;
	  observer.unobserve(element);
	};
	var resetObserver = function resetObserver(observer) {
	  observer.disconnect();
	};
	var unobserveEntered = function unobserveEntered(element, settings, instance) {
	  if (settings.unobserve_entered) unobserve(element, instance);
	};

	var updateLoadingCount = function updateLoadingCount(instance, delta) {
	  if (!instance) return;
	  instance.loadingCount += delta;
	};
	var decreaseToLoadCount = function decreaseToLoadCount(instance) {
	  if (!instance) return;
	  instance.toLoadCount -= 1;
	};
	var setToLoadCount = function setToLoadCount(instance, value) {
	  if (!instance) return;
	  instance.toLoadCount = value;
	};
	var isSomethingLoading = function isSomethingLoading(instance) {
	  return instance.loadingCount > 0;
	};
	var haveElementsToLoad = function haveElementsToLoad(instance) {
	  return instance.toLoadCount > 0;
	};

	var getSourceTags = function getSourceTags(parentTag) {
	  var sourceTags = [];

	  for (var i = 0, childTag; childTag = parentTag.children[i]; i += 1) {
		if (childTag.tagName === "SOURCE") {
		  sourceTags.push(childTag);
		}
	  }

	  return sourceTags;
	};

	var forEachPictureSource = function forEachPictureSource(element, fn) {
	  var parent = element.parentNode;

	  if (!parent || parent.tagName !== "PICTURE") {
		return;
	  }

	  var sourceTags = getSourceTags(parent);
	  sourceTags.forEach(fn);
	};
	var forEachVideoSource = function forEachVideoSource(element, fn) {
	  var sourceTags = getSourceTags(element);
	  sourceTags.forEach(fn);
	};

	var attrsSrc = [SRC];
	var attrsSrcPoster = [SRC, POSTER];
	var attrsSrcSrcsetSizes = [SRC, SRCSET, SIZES];
	var hasOriginalAttrs = function hasOriginalAttrs(element) {
	  return !!element[ORIGINALS];
	};
	var getOriginalAttrs = function getOriginalAttrs(element) {
	  return element[ORIGINALS];
	};
	var deleteOriginalAttrs = function deleteOriginalAttrs(element) {
	  return delete element[ORIGINALS];
	}; // ## SAVE ##

	var setOriginalsObject = function setOriginalsObject(element, attributes) {
	  if (hasOriginalAttrs(element)) {
		return;
	  }

	  var originals = {};
	  attributes.forEach(function (attribute) {
		originals[attribute] = element.getAttribute(attribute);
	  });
	  element[ORIGINALS] = originals;
	};
	var saveOriginalBackgroundStyle = function saveOriginalBackgroundStyle(element) {
	  if (hasOriginalAttrs(element)) {
		return;
	  }

	  element[ORIGINALS] = {
		backgroundImage: element.style.backgroundImage
	  };
	}; // ## RESTORE ##

	var setOrResetAttribute = function setOrResetAttribute(element, attrName, value) {
	  if (!value) {
		element.removeAttribute(attrName);
		return;
	  }

	  element.setAttribute(attrName, value);
	};

	var restoreOriginalAttrs = function restoreOriginalAttrs(element, attributes) {
	  if (!hasOriginalAttrs(element)) {
		return;
	  }

	  var originals = getOriginalAttrs(element);
	  attributes.forEach(function (attribute) {
		setOrResetAttribute(element, attribute, originals[attribute]);
	  });
	};
	var restoreOriginalBgImage = function restoreOriginalBgImage(element) {
	  if (!hasOriginalAttrs(element)) {
		return;
	  }

	  var originals = getOriginalAttrs(element);
	  element.style.backgroundImage = originals.backgroundImage;
	};

	var manageApplied = function manageApplied(element, settings, instance) {
	  addClass(element, settings.class_applied);
	  setStatus(element, statusApplied); // Instance is not provided when loading is called from static class

	  if (!instance) return;

	  if (settings.unobserve_completed) {
		// Unobserve now because we can't do it on load
		unobserve(element, settings);
	  }

	  safeCallback(settings.callback_applied, element, instance);
	};
	var manageLoading = function manageLoading(element, settings, instance) {
	  addClass(element, settings.class_loading);
	  setStatus(element, statusLoading); // Instance is not provided when loading is called from static class

	  if (!instance) return;
	  updateLoadingCount(instance, +1);
	  safeCallback(settings.callback_loading, element, instance);
	};
	var setAttributeIfValue = function setAttributeIfValue(element, attrName, value) {
	  if (!value) {
		return;
	  }

	  element.setAttribute(attrName, value);
	};
	var setImageAttributes = function setImageAttributes(element, settings) {
	  setAttributeIfValue(element, SIZES, getData(element, settings.data_sizes));
	  setAttributeIfValue(element, SRCSET, getData(element, settings.data_srcset));
	  setAttributeIfValue(element, SRC, getData(element, settings.data_src));
	};
	var setSourcesImg = function setSourcesImg(imgEl, settings) {
	  forEachPictureSource(imgEl, function (sourceTag) {
		setOriginalsObject(sourceTag, attrsSrcSrcsetSizes);
		setImageAttributes(sourceTag, settings);
	  });
	  setOriginalsObject(imgEl, attrsSrcSrcsetSizes);
	  setImageAttributes(imgEl, settings);
	};
	var setSourcesIframe = function setSourcesIframe(iframe, settings) {
	  setOriginalsObject(iframe, attrsSrc);
	  setAttributeIfValue(iframe, SRC, getData(iframe, settings.data_src));
	};
	var setSourcesVideo = function setSourcesVideo(videoEl, settings) {
	  forEachVideoSource(videoEl, function (sourceEl) {
		setOriginalsObject(sourceEl, attrsSrc);
		setAttributeIfValue(sourceEl, SRC, getData(sourceEl, settings.data_src));
	  });
	  setOriginalsObject(videoEl, attrsSrcPoster);
	  setAttributeIfValue(videoEl, POSTER, getData(videoEl, settings.data_poster));
	  setAttributeIfValue(videoEl, SRC, getData(videoEl, settings.data_src));
	  videoEl.load();
	};
	var setBackground = function setBackground(element, settings, instance) {
	  var bg1xValue = getData(element, settings.data_bg);
	  var bgHiDpiValue = getData(element, settings.data_bg_hidpi);
	  var bgDataValue = isHiDpi && bgHiDpiValue ? bgHiDpiValue : bg1xValue;
	  if (!bgDataValue) return;
	  element.style.backgroundImage = "url(\"".concat(bgDataValue, "\")");
	  getTempImage(element).setAttribute(SRC, bgDataValue);
	  manageLoading(element, settings, instance);
	}; // NOTE: THE TEMP IMAGE TRICK CANNOT BE DONE WITH data-multi-bg
	// BECAUSE INSIDE ITS VALUES MUST BE WRAPPED WITH URL() AND ONE OF THEM
	// COULD BE A GRADIENT BACKGROUND IMAGE

	var setMultiBackground = function setMultiBackground(element, settings, instance) {
	  var bg1xValue = getData(element, settings.data_bg_multi);
	  var bgHiDpiValue = getData(element, settings.data_bg_multi_hidpi);
	  var bgDataValue = isHiDpi && bgHiDpiValue ? bgHiDpiValue : bg1xValue;

	  if (!bgDataValue) {
		return;
	  }

	  element.style.backgroundImage = bgDataValue;
	  manageApplied(element, settings, instance);
	};
	var setSourcesFunctions = {
	  IMG: setSourcesImg,
	  IFRAME: setSourcesIframe,
	  VIDEO: setSourcesVideo
	};
	var setSourcesNative = function setSourcesNative(element, settings) {
	  var setSourcesFunction = setSourcesFunctions[element.tagName];

	  if (!setSourcesFunction) {
		return;
	  }

	  setSourcesFunction(element, settings);
	};
	var setSources = function setSources(element, settings, instance) {
	  var setSourcesFunction = setSourcesFunctions[element.tagName];

	  if (!setSourcesFunction) {
		return;
	  }

	  setSourcesFunction(element, settings);
	  manageLoading(element, settings, instance);
	};

	var elementsWithLoadEvent = ["IMG", "IFRAME", "VIDEO"];
	var hasLoadEvent = function hasLoadEvent(element) {
	  return elementsWithLoadEvent.indexOf(element.tagName) > -1;
	};
	var checkFinish = function checkFinish(settings, instance) {
	  if (instance && !isSomethingLoading(instance) && !haveElementsToLoad(instance)) {
		safeCallback(settings.callback_finish, instance);
	  }
	};
	var addEventListener = function addEventListener(element, eventName, handler) {
	  element.addEventListener(eventName, handler);
	  element.llEvLisnrs[eventName] = handler;
	};
	var removeEventListener = function removeEventListener(element, eventName, handler) {
	  element.removeEventListener(eventName, handler);
	};
	var hasEventListeners = function hasEventListeners(element) {
	  return !!element.llEvLisnrs;
	};
	var addEventListeners = function addEventListeners(element, loadHandler, errorHandler) {
	  if (!hasEventListeners(element)) element.llEvLisnrs = {};
	  var loadEventName = element.tagName === "VIDEO" ? "loadeddata" : "load";
	  addEventListener(element, loadEventName, loadHandler);
	  addEventListener(element, "error", errorHandler);
	};
	var removeEventListeners = function removeEventListeners(element) {
	  if (!hasEventListeners(element)) {
		return;
	  }

	  var eventListeners = element.llEvLisnrs;

	  for (var eventName in eventListeners) {
		var handler = eventListeners[eventName];
		removeEventListener(element, eventName, handler);
	  }

	  delete element.llEvLisnrs;
	};
	var doneHandler = function doneHandler(element, settings, instance) {
	  deleteTempImage(element);
	  updateLoadingCount(instance, -1);
	  decreaseToLoadCount(instance);
	  removeClass(element, settings.class_loading);

	  if (settings.unobserve_completed) {
		unobserve(element, instance);
	  }
	};
	var loadHandler = function loadHandler(event, element, settings, instance) {
	  var goingNative = hasStatusNative(element);
	  doneHandler(element, settings, instance);
	  addClass(element, settings.class_loaded);
	  setStatus(element, statusLoaded);
	  safeCallback(settings.callback_loaded, element, instance);
	  if (!goingNative) checkFinish(settings, instance);
	};
	var errorHandler = function errorHandler(event, element, settings, instance) {
	  var goingNative = hasStatusNative(element);
	  doneHandler(element, settings, instance);
	  addClass(element, settings.class_error);
	  setStatus(element, statusError);
	  safeCallback(settings.callback_error, element, instance);
	  if (!goingNative) checkFinish(settings, instance);
	};
	var addOneShotEventListeners = function addOneShotEventListeners(element, settings, instance) {
	  var elementToListenTo = getTempImage(element) || element;

	  if (hasEventListeners(elementToListenTo)) {
		// This happens when loading is retried twice
		return;
	  }

	  var _loadHandler = function _loadHandler(event) {
		loadHandler(event, element, settings, instance);
		removeEventListeners(elementToListenTo);
	  };

	  var _errorHandler = function _errorHandler(event) {
		errorHandler(event, element, settings, instance);
		removeEventListeners(elementToListenTo);
	  };

	  addEventListeners(elementToListenTo, _loadHandler, _errorHandler);
	};

	var loadBackground = function loadBackground(element, settings, instance) {
	  addTempImage(element);
	  addOneShotEventListeners(element, settings, instance);
	  saveOriginalBackgroundStyle(element);
	  setBackground(element, settings, instance);
	  setMultiBackground(element, settings, instance);
	};

	var loadRegular = function loadRegular(element, settings, instance) {
	  addOneShotEventListeners(element, settings, instance);
	  setSources(element, settings, instance);
	};

	var load = function load(element, settings, instance) {
	  if (hasLoadEvent(element)) {
		loadRegular(element, settings, instance);
	  } else {
		loadBackground(element, settings, instance);
	  }
	};
	var loadNative = function loadNative(element, settings, instance) {
	  element.setAttribute("loading", "lazy");
	  addOneShotEventListeners(element, settings, instance);
	  setSourcesNative(element, settings);
	  setStatus(element, statusNative);
	};

	var removeImageAttributes = function removeImageAttributes(element) {
	  element.removeAttribute(SRC);
	  element.removeAttribute(SRCSET);
	  element.removeAttribute(SIZES);
	};

	var resetSourcesImg = function resetSourcesImg(element) {
	  forEachPictureSource(element, function (sourceTag) {
		removeImageAttributes(sourceTag);
	  });
	  removeImageAttributes(element);
	};

	var restoreImg = function restoreImg(imgEl) {
	  forEachPictureSource(imgEl, function (sourceEl) {
		restoreOriginalAttrs(sourceEl, attrsSrcSrcsetSizes);
	  });
	  restoreOriginalAttrs(imgEl, attrsSrcSrcsetSizes);
	};
	var restoreVideo = function restoreVideo(videoEl) {
	  forEachVideoSource(videoEl, function (sourceEl) {
		restoreOriginalAttrs(sourceEl, attrsSrc);
	  });
	  restoreOriginalAttrs(videoEl, attrsSrcPoster);
	  videoEl.load();
	};
	var restoreIframe = function restoreIframe(iframeEl) {
	  restoreOriginalAttrs(iframeEl, attrsSrc);
	};
	var restoreFunctions = {
	  IMG: restoreImg,
	  IFRAME: restoreIframe,
	  VIDEO: restoreVideo
	};

	var restoreAttributes = function restoreAttributes(element) {
	  var restoreFunction = restoreFunctions[element.tagName];

	  if (!restoreFunction) {
		restoreOriginalBgImage(element);
		return;
	  }

	  restoreFunction(element);
	};

	var resetClasses = function resetClasses(element, settings) {
	  if (hasEmptyStatus(element) || hasStatusNative(element)) {
		return;
	  }

	  removeClass(element, settings.class_entered);
	  removeClass(element, settings.class_exited);
	  removeClass(element, settings.class_applied);
	  removeClass(element, settings.class_loading);
	  removeClass(element, settings.class_loaded);
	  removeClass(element, settings.class_error);
	};

	var restore = function restore(element, settings) {
	  restoreAttributes(element);
	  resetClasses(element, settings);
	  resetStatus(element);
	  deleteOriginalAttrs(element);
	};

	var cancelLoading = function cancelLoading(element, entry, settings, instance) {
	  if (!settings.cancel_on_exit) return;
	  if (!hasStatusLoading(element)) return;
	  if (element.tagName !== "IMG") return; //Works only on images

	  removeEventListeners(element);
	  resetSourcesImg(element);
	  restoreImg(element);
	  removeClass(element, settings.class_loading);
	  updateLoadingCount(instance, -1);
	  resetStatus(element);
	  safeCallback(settings.callback_cancel, element, entry, instance);
	};

	var onEnter = function onEnter(element, entry, settings, instance) {
	  var dontLoad = hadStartedLoading(element);
	  /* Save status
	  before setting it, to prevent loading it again. Fixes #526. */

	  setStatus(element, statusEntered);
	  addClass(element, settings.class_entered);
	  removeClass(element, settings.class_exited);
	  unobserveEntered(element, settings, instance);
	  safeCallback(settings.callback_enter, element, entry, instance);
	  if (dontLoad) return;
	  load(element, settings, instance);
	};
	var onExit = function onExit(element, entry, settings, instance) {
	  if (hasEmptyStatus(element)) return; //Ignore the first pass, at landing

	  addClass(element, settings.class_exited);
	  cancelLoading(element, entry, settings, instance);
	  safeCallback(settings.callback_exit, element, entry, instance);
	};

	var tagsWithNativeLazy = ["IMG", "IFRAME", "VIDEO"];
	var shouldUseNative = function shouldUseNative(settings) {
	  return settings.use_native && "loading" in HTMLImageElement.prototype;
	};
	var loadAllNative = function loadAllNative(elements, settings, instance) {
	  elements.forEach(function (element) {
		if (tagsWithNativeLazy.indexOf(element.tagName) === -1) {
		  return;
		}

		loadNative(element, settings, instance);
	  });
	  setToLoadCount(instance, 0);
	};

	var isIntersecting = function isIntersecting(entry) {
	  return entry.isIntersecting || entry.intersectionRatio > 0;
	};

	var getObserverSettings = function getObserverSettings(settings) {
	  return {
		root: settings.container === document ? null : settings.container,
		rootMargin: settings.thresholds || settings.threshold + "px"
	  };
	};

	var intersectionHandler = function intersectionHandler(entries, settings, instance) {
	  entries.forEach(function (entry) {
		return isIntersecting(entry) ? onEnter(entry.target, entry, settings, instance) : onExit(entry.target, entry, settings, instance);
	  });
	};

	var observeElements = function observeElements(observer, elements) {
	  elements.forEach(function (element) {
		observer.observe(element);
	  });
	};
	var updateObserver = function updateObserver(observer, elementsToObserve) {
	  resetObserver(observer);
	  observeElements(observer, elementsToObserve);
	};
	var setObserver = function setObserver(settings, instance) {
	  if (!supportsIntersectionObserver || shouldUseNative(settings)) {
		return;
	  }

	  instance._observer = new IntersectionObserver(function (entries) {
		intersectionHandler(entries, settings, instance);
	  }, getObserverSettings(settings));
	};

	var toArray = function toArray(nodeSet) {
	  return Array.prototype.slice.call(nodeSet);
	};
	var queryElements = function queryElements(settings) {
	  return settings.container.querySelectorAll(settings.elements_selector);
	};
	var excludeManagedElements = function excludeManagedElements(elements) {
	  return toArray(elements).filter(hasEmptyStatus);
	};
	var hasError = function hasError(element) {
	  return hasStatusError(element);
	};
	var filterErrorElements = function filterErrorElements(elements) {
	  return toArray(elements).filter(hasError);
	};
	var getElementsToLoad = function getElementsToLoad(elements, settings) {
	  return excludeManagedElements(elements || queryElements(settings));
	};

	var retryLazyLoad = function retryLazyLoad(settings, instance) {
	  var errorElements = filterErrorElements(queryElements(settings));
	  errorElements.forEach(function (element) {
		removeClass(element, settings.class_error);
		resetStatus(element);
	  });
	  instance.update();
	};
	var setOnlineCheck = function setOnlineCheck(settings, instance) {
	  if (!runningOnBrowser) {
		return;
	  }

	  window.addEventListener("online", function () {
		retryLazyLoad(settings, instance);
	  });
	};

	var LazyLoad = function LazyLoad(customSettings, elements) {
	  var settings = getExtendedSettings(customSettings);
	  this._settings = settings;
	  this.loadingCount = 0;
	  setObserver(settings, this);
	  setOnlineCheck(settings, this);
	  this.update(elements);
	};

	LazyLoad.prototype = {
	  update: function update(givenNodeset) {
		var settings = this._settings;
		var elementsToLoad = getElementsToLoad(givenNodeset, settings);
		setToLoadCount(this, elementsToLoad.length);

		if (isBot || !supportsIntersectionObserver) {
		  this.loadAll(elementsToLoad);
		  return;
		}

		if (shouldUseNative(settings)) {
		  loadAllNative(elementsToLoad, settings, this);
		  return;
		}

		updateObserver(this._observer, elementsToLoad);
	  },
	  destroy: function destroy() {
		// Observer
		if (this._observer) {
		  this._observer.disconnect();
		} // Clean custom attributes on elements


		queryElements(this._settings).forEach(function (element) {
		  deleteOriginalAttrs(element);
		}); // Delete all internal props

		delete this._observer;
		delete this._settings;
		delete this.loadingCount;
		delete this.toLoadCount;
	  },
	  loadAll: function loadAll(elements) {
		var _this = this;

		var settings = this._settings;
		var elementsToLoad = getElementsToLoad(elements, settings);
		elementsToLoad.forEach(function (element) {
		  unobserve(element, _this);
		  load(element, settings, _this);
		});
	  },
	  restoreAll: function restoreAll() {
		var settings = this._settings;
		queryElements(settings).forEach(function (element) {
		  restore(element, settings);
		});
	  }
	};

	LazyLoad.load = function (element, customSettings) {
	  var settings = getExtendedSettings(customSettings);
	  load(element, settings);
	};

	LazyLoad.resetStatus = function (element) {
	  resetStatus(element);
	}; // Automatic instances creation if required (useful for async script loading)


	if (runningOnBrowser) {
	  autoInitialize(LazyLoad, window.lazyLoadOptions);
	}

	return LazyLoad;

  })));