node = document.querySelector('input#my-query') _onComposition = false node.addEventListener 'change', (ev) => return if _onComposition # 変換中 console.log ev.target.value node.addEventListener 'compositionstart', => _onComposition = true node.addEventListener 'compositionend', => _onComposition = false
![input/textareaでIMEでの変換中にchangeイベントを間引く - Qiita](https://cdn-ak-scissors.b.st-hatena.com/image/square/5c4efd75844f9a38f7d9326532d597f5f28030a5/height=288;version=1;width=512/https%3A%2F%2Fqiita-user-contents.imgix.net%2Fhttps%253A%252F%252Fcdn.qiita.com%252Fassets%252Fpublic%252Farticle-ogp-background-412672c5f0600ab9a64263b751f1bc81.png%3Fixlib%3Drb-4.0.0%26w%3D1200%26mark64%3DaHR0cHM6Ly9xaWl0YS11c2VyLWNvbnRlbnRzLmltZ2l4Lm5ldC9-dGV4dD9peGxpYj1yYi00LjAuMCZ3PTk3MiZoPTM3OCZ0eHQ9aW5wdXQlMkZ0ZXh0YXJlYSVFMyU4MSVBN0lNRSVFMyU4MSVBNyVFMyU4MSVBRSVFNSVBNCU4OSVFNiU4RiU5QiVFNCVCOCVBRCVFMyU4MSVBQmNoYW5nZSVFMyU4MiVBNCVFMyU4MyU5OSVFMyU4MyVCMyVFMyU4MyU4OCVFMyU4MiU5MiVFOSU5NiU5MyVFNSVCQyU5NSVFMyU4MSU4RiZ0eHQtYWxpZ249bGVmdCUyQ3RvcCZ0eHQtY29sb3I9JTIzMjEyMTIxJnR4dC1mb250PUhpcmFnaW5vJTIwU2FucyUyMFc2JnR4dC1zaXplPTU2JnM9N2FiZGRmYzZjNDNkYjRlNmU5NTk3MjM1ZDdkZWMwYmY%26mark-x%3D142%26mark-y%3D57%26blend64%3DaHR0cHM6Ly9xaWl0YS11c2VyLWNvbnRlbnRzLmltZ2l4Lm5ldC9-dGV4dD9peGxpYj1yYi00LjAuMCZoPTc2Jnc9NzcwJnR4dD0lNDBtaXpjaGkmdHh0LWNvbG9yPSUyMzIxMjEyMSZ0eHQtZm9udD1IaXJhZ2lubyUyMFNhbnMlMjBXNiZ0eHQtc2l6ZT0zNiZ0eHQtYWxpZ249bGVmdCUyQ3RvcCZzPTM3NjdjNDAyYWFiOGYxMDdjNTcxNTJiZjU0ODYyN2Rh%26blend-x%3D142%26blend-y%3D436%26blend-mode%3Dnormal%26txt64%3DaW4g5qCq5byP5Lya56S-44OX44Os44Kk44OJ%26txt-width%3D770%26txt-clip%3Dend%252Cellipsis%26txt-color%3D%2523212121%26txt-font%3DHiragino%2520Sans%2520W6%26txt-size%3D36%26txt-x%3D156%26txt-y%3D536%26s%3Dd25b2577966e4d55aa946fbca0d915f4)