EventTarget: addEventListener() メソッドThis feature is well established and works across many devices and browser versions. It’s been available across browsers since 2015年7月. {"* "}Some parts of this feature may have varying levels of support. Learn more See full compatibility Report feedback
Ajaxライブラリ徹底活用 JavaScript Webプログラミング｜サポート｜秀和システム
Introduction to node.js
