( ログアウト /  Can employer legally stop paying time & 1/2 to exempt employee after stating in the offer that they would do so? TypeError: Cannot read property 'getElementsByClassName' of null. As a result, your viewing experience will be diminished, and you may not be able to execute some actions.

Here’s an example which you can test in this saved JSFiddle page.

rev 2020.9.24.37673, Stack Overflow works best with JavaScript enabled, Where developers & technologists share private knowledge with coworkers, Programming & related technical career opportunities, Recruit tech talent & build your employer brand, Reach developers & technologists worldwide, Uncaught TypeError: getElementsByName is not a function, Nvidia has acquired Arm. Those objects do not have a .addEventListener() method. Why does the implementation of declval in libstdc++-v3 look so complicated? Uncaught TypeError:Button.addEventlistener is not a function Hi I am trying to use event handler on a button in a form but when i see into the console it is showing me the following error: Uncaught TypeError: multiplyButton.addEventlistener is not a function. How can some USB 2.0 audio interfaces support phantom power through USB alone? Uncaught TypeError: document.getElementsByClassName(…).addEventListener is not a function, getElementsByClassNameはNodeList を返すので、正しくは, ちなみにNodeListは配列っぽいけど配列じゃないみたい。また詳しくは後日調べよう。, JavaScript click event listener on class - Stack Overflow, document.getElementsByClassName - Web API インターフェイス | MDN, https://iehouse.github.io/sanmoku_narabe/, WordPress.com アカウントを使ってコメントしています。

You need to return an element not an array by accessing the element within the array so the var comment itself is assigned an element not an array.

Quero adicionar um evento quando ocorre a rolagem da página, porém ocorre o seguinte erro: Uncaught TypeError: document.getElementsByTagName(...).addEventListener is not a function … The getElementById is a very common JavaScript function that returns a reference to the element by its ID, but unfortunately when we try to use getElementByClass, the console returns the following error: Uncaught TypeError: document.getElementByClass is not a function. エラーの理由：関数以外のオブジェクトを関数呼び出ししている; よくある原因：undefinedを関数呼び出ししている; 対策：undefinedに気をつける; これもよく見るエラーのひとつです。 The getElementById is a very common JavaScript function that returns a reference to the element by its ID, but unfortunately when we try to use getElementByClass, the console returns the following error: Uncaught TypeError: document.getElementByClass is not a function. Thanks for contributing an answer to Stack Overflow! Is it the same elsewhere? VM5185:4 Uncaught TypeError: nodes[n].getElementsByName is not a Contact Information #3940 Sector 23, Gurgaon, Haryana (India) Pin :- 122015. contact@stechies.com -- New Could someone be convinced they are a robot? How does "Somewhere you are" authentication add further security?

TypeError: undefined is not a function (evaluating 'showMenu.addEventListener') I don't understand this because if I change this line: var showMenu = document.getElementsByClassName('showMenu'), to: var showMenu = document.getElementById( 'showMenu' ), It does work! How can I do this? Hello highlight.js! 変更 ), install と install-binary でどれくらい違うのか試す。試した。. Result can be reviewed here. What do I do if I cannot give a good reference to my PhD student? By using our site, you acknowledge that you have read and understand our Cookie Policy, Privacy Policy, and our Terms of Service. Only users with topic management privileges can see it.

This function is supported in all major browsers so you can go ahead and use it to target elements by their class names.

This topic has been deleted. TypeError: Cannot read property 'getElementsByClassName' of null MagicMirror² v2.12.0 is available! document.getElementsByClassName('hoge').addEventListener("click", function(){console.log(hoge);}, false); Uncaught TypeError: document.getElementsByClassName(…).addEventListener is not a function. You can use the $(‘.testClass’) jQuery method to target elements by their class names if your project is using the jQuery library. I'm new to this forum and very new to web development. 変更 ), Google アカウントを使ってコメントしています。 Uncaught ReferenceError: $ is not defined? Earth was suddenly teleported away from the sun.

Hi, And I don’t know why. Making statements based on opinion; back them up with references or personal experience. @Mr.Sponti that happens because you are trying to update the DOM before its even created. 常见报错——Uncaught TypeError: document.getElementsByClassName(...).addEventListener is not a function 这是因为选择器没有正确选择元素对象 document.getElementsByClassName(...)捕捉到的是该类名元素的数组 This website and its third party tools are using cookies.

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