MutationObserver - Web APIs | MDN

// Select the node that will be observed for mutations const targetNode = document.getElementById("some-id"); // Options for the observer (which mutations to observe) const config = { attributes: true, childList: true, subtree: true }; // Callback function to execute when mutations are observed const callback = (mutationList, observer) => { for (const mutation of mutationList) { if (mutation.type

[tacamy]

form以外のDOMの変更を検知するAPIあるのしらなかった〜〜

[arc_at_dmz]

こんなAPIがあるのかー

[kakku22]

Ajax の変更を検知する

[Cherenkov]

DOM Mutations Eventsの代替