Javaでコンパイラを作成していたところ,Integerクラスの値が生成される部分があった. Intergerクラスの値の比較演算子の記述する際に辛いことが発生したので書いておく サンプル /* package whatever; // don't place package name! */ import java.util.*; import java.lang.*; import java.io.*; /* Name of the class has to be "Main" only if the class is public. */ class Ideone { public static void main (String[] args) throws java.lang.Exception { Integer a = new Integer(1); Integer b =
![JavaのIntegerクラスを使って辛かったところ - Qiita](https://cdn-ak-scissors.b.st-hatena.com/image/square/ef320c9b50edaf18e9fca253334cb899bf635400/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-dGV4dD9peGxpYj1yYi00LjAuMCZ3PTk3MiZoPTM3OCZ0eHQ9SmF2YSVFMyU4MSVBRUludGVnZXIlRTMlODIlQUYlRTMlODMlQTklRTMlODIlQjklRTMlODIlOTIlRTQlQkQlQkYlRTMlODElQTMlRTMlODElQTYlRTglQkUlOUIlRTMlODElOEIlRTMlODElQTMlRTMlODElOUYlRTMlODElQTglRTMlODElOTMlRTMlODIlOEQmdHh0LWFsaWduPWxlZnQlMkN0b3AmdHh0LWNvbG9yPSUyMzIxMjEyMSZ0eHQtZm9udD1IaXJhZ2lubyUyMFNhbnMlMjBXNiZ0eHQtc2l6ZT01NiZzPTRhZTI5NTU0OGQyYjQwZTY2MzM4M2ZjMjczY2Y5YTZl%26mark-x%3D142%26mark-y%3D57%26blend64%3DaHR0cHM6Ly9xaWl0YS11c2VyLWNvbnRlbnRzLmltZ2l4Lm5ldC9-dGV4dD9peGxpYj1yYi00LjAuMCZoPTc2Jnc9NzcwJnR4dD0lNDBoaW0wbmV0JnR4dC1jb2xvcj0lMjMyMTIxMjEmdHh0LWZvbnQ9SGlyYWdpbm8lMjBTYW5zJTIwVzYmdHh0LXNpemU9MzYmdHh0LWFsaWduPWxlZnQlMkN0b3Amcz00NzBiOTFlYmEwY2IwNjdhMDdhYjkzOTBiZWIzYjc1Yw%26blend-x%3D142%26blend-y%3D436%26blend-mode%3Dnormal%26txt64%3DaW4gZnJlZWU%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%3D1aa5c4c43f11c6cccb915c1888e52268)