float f1 = 0.7f; float f2 = 8.125f; System.out.println(f1); System.out.printf("%.20f\n", f1); (exact upto 20 decimal places) System.out.println(f2); Wait… what? Why does 0.7f secretly become ...
If you’ve ever worked with prices or financial transactions in Java, you might have noticed something strange. Sometimes your calculations show extra decimal points like: In Java, float and double use ...
一部の結果でアクセス不可の可能性があるため、非表示になっています。
アクセス不可の結果を表示する