for(int i=0; i<10; i++) {
priceValue.add(54.99 + i*5);
print(54.99 + i*5);
}
结果:
js_primitives.dart:30 54.99
js_primitives.dart:30 59.99
js_primitives.dart:30 64.99000000000001
js_primitives.dart:30 69.99000000000001
js_primitives.dart:30 74.99000000000001
js_primitives.dart:30 79.99000000000001
js_primitives.dart:30 84.99000000000001
js_primitives.dart:30 89.99000000000001
js_primitives.dart:30 94.99000000000001
js_primitives.dart:30 99.99000000000001
是什么导致00000000001出现？