Result maxlength属性は何かとアレなので文字数自体は制限せずに、予め設定した文字数を超過した際に警告文を出すようにする jQuery/** * Characters limit exceeded warning with a simple jQuery plugin * @copyright Copyright 2013-2015 Joan claret * @license MIT * @author Joan Claret Teruel <dpam23 at gmail dot com> * Licensed under The MIT License (MIT). * Copyright (c) Joan Claret Teruel <dpam23 at gmail dot com> */ ;(function($, document, window, undefine
![inputやtextareaで、指定した文字数を超えた際に警告文を出す](https://cdn-ak-scissors.b.st-hatena.com/image/square/b6b1c87ada2ad66409793e3653c810e333009609/height=288;version=1;width=512/http%3A%2F%2Fkachibito.net%2Fwp-content%2Fuploads%2F2019%2F12%2Fsite-icon.png)