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Dex vs jQuery filter / find comparison complex
(version: 0)
Comparing performance of:
Dex Class vs jQuery vs Dex All
Created:
8 years ago
by:
Registered User
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HTML Preparation code:
<script src="http://ajax.googleapis.com/ajax/libs/jquery/1/jquery.min.js"></script> <script> (function(exposeAs){ var Dex = function(selector, nodes){ // Return Dex object return new Dex.fn.init(selector, nodes); }; Dex.fn = Dex.prototype = { init: function(selector, nodes){ this.selector = selector; if(nodes){ this.nodes = nodes; } else { this.nodes = document.querySelectorAll(selector); } return this; } }; var delegatedEventListeners = {}, attachEventListeners = function(eventType, dexObject){ var n, selector = { string: dexObject.selector }; for(n = 0; n < dexObject.nodes.length; n++){ selector.node = dexObject.nodes[n]; selector.node.addEventListener(eventType, function(e){ var eventHandlers = delegatedEventListeners[eventType][selector.string]; for(handlerSelector in eventHandlers){ clickedNode = e.target; while( clickedNode !== document && clickedNode !== selector.node) { // Stop looking when we hit the node that contains the event listener if (clickedNode.matches(handlerSelector)) { var handlerIndex = 0; while (eventHandlers[handlerSelector][handlerIndex]){ eventHandlers[handlerSelector][handlerIndex].callback.call(clickedNode, e); if(!eventHandlers[handlerSelector][handlerIndex].persistant){ delete eventHandlers[handlerSelector][handlerIndex]; } handlerIndex++; } } clickedNode = clickedNode.parentNode; } } }); } }; // EXPOSED SELECTOR FUNCTIONS Dex.fn.init.prototype = { first: function(){ /* Remove all nodes except first from node list */ this.nodes = [this.nodes[0]]; return this; }, index: function(index){ /* Remove all nodes except requested index */ this.nodes = [this.nodes[index]]; return this; }, getNode: function(index){ /* Return DOM node */ return this.nodes[index]; }, exists: function(){ /* See if the node list contains at least one node */ return this.nodes[0] != null; }, append: function(node){ var n; for(n = 0; n < this.nodes.length; n++){ this.nodes[n].appendChild(node); } return this; }, remove: function(){ var n; for(n = 0; n < this.nodes.length; n++){ this.nodes[n]; if (this.nodes[n].parentNode) { this.nodes[n].parentNode.removeChild(this.nodes[n]); } } return this; }, parent: function(){ this.nodes = [this.nodes[0].parentNode]; return this; }, closest: function(matchSelector){ var closest = []; node = this.nodes[0]; // Go through parents while(node && node !== document) { if (node.matches(matchSelector)) { closest = [node]; break; } node = node.parentNode; } this.nodes = closest; return this; }, filter: function(selector){ /* Filter then current node list - note: only filters on the first node in list */ this.nodes = this.nodes[0].querySelectorAll(selector); return this; }, // DOM modification setHTML: function(value){ /* Set innerHTML of all nodes in nodelist */ var n; for(n = 0; n < this.nodes.length; n++){ this.nodes[n].innerHTML = value; } return this; }, getHTML: function(value){ /* Get innerHTML of all first node in nodelist */ return this.nodes[0].innerHTML; }, css: function(styles){ /* Set CSS of all nodes in nodelist */ var style, n; for(n = 0; n < this.nodes.length; n++){ for(style in styles){ this.nodes[n].style[style] = styles[style]; } } return this; }, setAttribute: function(key, value){ /* Set attribute of all nodes in nodelist */ var n; for(n = 0; n < this.nodes.length; n++){ this.nodes[n].setAttribute(key, value); } return this; }, getAttribute: function(key){ /* Get attribute of first node in nodelist */ return this.nodes[0].getAttribute(key); }, toggleAttribute: function(key, value){ /* Get attribute of first node in nodelist */ var n, attrValue; for(n = 0; n < this.nodes.length; n++){ attrValue = this.nodes[n].getAttribute(key); if(attrValue == value[0]){ this.nodes[n].setAttribute(key, value[1]); } else { this.nodes[n].setAttribute(key, value[0]); } } return this; }, cache: function(cacheID){ /* Cache node list with cacheID as ID */ cachedSelections[cacheID] = this; }, // Classes addClass: function(classname){ /* Add class to all nodes in nodelist */ var n; for(n = 0; n < this.nodes.length; n++){ this.nodes[n].classList.add(classname); } return this; }, removeClass: function(classname){ /* Remove class from all nodes in nodelist */ var n; for(n = 0; n < this.nodes.length; n++){ this.nodes[n].classList.remove(classname); } return this; }, hasClass: function(classname){ /* Check whether first node in list contains a classname */ var result = false; if(this.nodes[0]){ result = this.nodes[0].classList.contains(classname); } return result; }, toggleClass: function(classname){ /* Toggle classnames on all nodes in nodelist */ var n; for(n = 0; n < this.nodes.length; n++){ this.nodes[n].classList.toggle(classname); } return this; }, replaceClass: function(old_classname, new_classname){ /* Replace old_classname with new_classname on all nodes in nodelist */ var n; for(n = 0; n < this.nodes.length; n++){ this.nodes[n].classList.replace(old_classname, new_classname); } return this; }, trigger: function(eventType){ /* Trigger eventType (click, mouseover, etc, ...) on all nodes in nodelist */ if(this.nodes[0]){ var clickEvent = document.createEvent("MouseEvents"); clickEvent.initEvent(eventType, true, true); this.nodes[0].dispatchEvent(clickEvent); } return this; }, onClick: function(target, callback){ // Check that the event type exists in queue if(!delegatedEventListeners["click"]){ delegatedEventListeners["click"] = {}; } // Check that this selector is registered if(!delegatedEventListeners["click"][this.selector]){ delegatedEventListeners["click"][this.selector] = {}; // Setup listener attachEventListeners("click", this); } // Check that this target is registered if(!delegatedEventListeners["click"][this.selector][target]){ delegatedEventListeners["click"][this.selector][target] = []; } // register delegated event listener delegatedEventListeners["click"][this.selector][target].push({ callback: callback, persistant: true }); return this; }, } Dex.appendCSS = function(url){ var head = document.head, link = document.createElement('link'); link.type = "text/css"; link.rel = "stylesheet"; link.href = url; head.appendChild(link); return link; } Dex.getCached = function(cacheID){ return cachedSelections[cacheID]; } Dex.clearCache = function(cacheID){ delete cachedSelections[cacheID]; } Dex.tag = function(tag){ /* Use Tag() to select nodes using the getElementsByTagName */ var nodes = document.getElementsByTagName(tag); return Dex(tag, nodes); } Dex.class = function(classname){ /* Use Tag() to select nodes using the getElementsByClassName */ var nodes = document.getElementsByClassName(classname); return Dex("." + classname, nodes); } Dex.iframe = function(selector){ var iframe = document.querySelectorAll(selector)[0]; return Dex.node(iframe.contentDocument || iframe.contentWindow.document); } Dex.id = function(id){ /* Use Tag() to select nodes using the getElementById */ var nodes = [document.getElementById(id)]; return Dex("#" + id, nodes); } Dex.node = function(node){ /* Use Node to create a Dex object with a DOM node directly */ return Dex("node", [node]); } Dex.collection = function(nodeCollection){ /* Use Node to create a Dex object with an HTML Node Collection directly */ var nodes = []; for(n = 0; n < nodeCollection.length; n++){ nodes.push(nodeCollection[n]); } return Dex("node", nodes) } if(exposeAs){ window[exposeAs] = Dex; } })("Dex"); </script> <style> .add-colour { background: red; } </style> <section> <table> <tbody> <tr> <td> <div class="app-container"> <table> <tbody> <tr> <td> <div class="app-window"> App window <table> <tbody> <tr> <td> <div class="app-menu"> app menu <div> <div> <ul> <li> <span class="title">This is a list item in an unordered list</span> </li> <li> <button class="click-me-ul">ul .click-me</button> <button class="and-me">ul .and-me</button> </li> </ul> <ol> <li> <span class="title">This is a list item in an ordered list</span> </li> <li> <button class="click-me-ol">ol .click-me</button> <button class="and-me">ol .and-me</button> </li> </ol> </div> <span id="output">This is the output area</span> </div> </div> </td> </tr> </tbody> </table> </div> </td> </tr> </tbody> </table> </div> </td> </tr> </tbody> </table> </section>
Tests:
Dex Class
Dex.class("app-window").filter(".app-menu ul li");
jQuery
$(".app-window").find(".app-menu ul li");
Dex All
Dex(".app-window").filter(".app-menu ul li");
Rendered benchmark preparation results:
Suite status:
<idle, ready to run>
Run tests (3)
Previous results
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Test case name
Result
Dex Class
jQuery
Dex All
Fastest:
N/A
Slowest:
N/A
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Autogenerated LLM Summary
(model
llama3.2:3b
, generated one year ago):
It looks like you've provided a HTML string and some benchmark data, but the task is not to analyze or modify the HTML, but rather to extract information from it. The extracted information could be useful for various purposes, such as testing web scraping libraries or analyzing HTML structure. Here's an attempt to extract the relevant information: 1. **HTML Structure**: The provided HTML string has a complex structure with multiple elements (e.g., `<table>`, `<tbody>`, `<tr>`, `<td>`) nested within each other. 2. **Dex Class Benchmark Result**: The `Dex.class` benchmark returned 452,625 executions per second on Chrome 61 running Mac OS X 10.12.5. 3. **jQuery Benchmark Result**: The `$(` ` jQuery` benchmark returned 127,703 executions per second on the same browser and operating system combination. 4. **Dex All Benchmark Result**: The `Dex` with all (`Dex All`) benchmark returned 15,660 executions per second on the same browser and operating system combination. Please let me know if you have any further questions or if there's anything else I can help you with!
Related benchmarks:
querySelector() vs getElementsByClassName()[0]
querySelector vs getElementsByClassName [0]
querySelector(".class") vs getElementsByClassName("class")[0]
getElementsByClassName()[0] vs querySelectorAll
getElementById VS querySelector (simple comparison)
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