{"author_name":"andengineer","height":"190","provider_name":"Hatena Blog","published":"2026-06-30 16:45:40","blog_title":"\u30a2\u30f3\u30c9\u30a8\u30f3\u30b8\u30cb\u30a2 - \u30a8\u30f3\u30b8\u30cb\u30a2\u306e\u3053\u3068\u3001\u30a8\u30f3\u30b8\u30cb\u30a2\u304b\u3089\u3002","image_url":null,"url":"https://tenshoku.mynavi.jp/engineer/guide/articles/java-code/category_math/01","width":"100%","blog_url":"https://tenshoku.mynavi.jp/engineer/guide/","provider_url":"https://hatena.blog","author_url":"https://blog.hatena.ne.jp/andengineer/","categories":["\u8a00\u8a9e\u30fb\u958b\u767a","\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u8a00\u8a9e","Java"],"version":"1.0","title":"\u3010Java\u30b3\u30fc\u30c9\u5165\u9580\u3011\u6570\u5024\u6f14\u7b97_\u2460abs\u30e1\u30bd\u30c3\u30c9","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Ftenshoku.mynavi.jp%2Fengineer%2Fguide%2Farticles%2Fjava-code%2Fcategory_math%2F01\" title=\"\u3010Java\u30b3\u30fc\u30c9\u5165\u9580\u3011\u6570\u5024\u6f14\u7b97_\u2460abs\u30e1\u30bd\u30c3\u30c9 - \u30a2\u30f3\u30c9\u30a8\u30f3\u30b8\u30cb\u30a2 - \u30a8\u30f3\u30b8\u30cb\u30a2\u306e\u3053\u3068\u3001\u30a8\u30f3\u30b8\u30cb\u30a2\u304b\u3089\u3002\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","description":"\u7d76\u5bfe\u5024\u3092\u6c42\u3081\u308b \u2013 abs\u30e1\u30bd\u30c3\u30c9 public static T abs(T a) T\uff1a\u6570\u5024\u578b\uff08int\u3001long\u3001double\u3001float\uff09 a\uff1a\u4efb\u610f\u306e\u6570\u5024 \u7d76\u5bfe\u5024\u3092\u6c42\u3081\u308b\u306b\u306f\u3001abs\u30e1\u30bd\u30c3\u30c9\u3092\u5229\u7528\u3057\u307e\u3059\u3002\u5f15\u6570\u304c\u6b63\u6570\u3001\u307e\u305f\u306f0\u306e\u5834\u5408\u306f\u3001\u5f15\u6570\u305d\u306e\u3082\u306e\u304c\u623b\u308a\u5024\u3068\u306a\u308a\u307e\u3059\u3002 MathAbs.java package com.example.mynavi.math; public class MathAbs { public static void main(String[] args) { System.out.println(Math.abs(10)); // \u7d50\u679c\uff1a10 System.out.\u2026","type":"rich"}