Files
flutter_first_station/test/grammer/function/02.dart
2023-04-16 10:28:45 +08:00

24 lines
517 B
Dart

void main() {
double toly = bmi(weight: 70, height: 1.8);
double ls = bmi(height: 1.79);
double wy = bmi(height: 1.69, weight: 50);
print("===toly:$toly===ls:$ls===wy:$wy===");
}
// void main() {
// double toly = 1.8 / (70 * 70);
// double ls = 1.79 / (65 * 65);
// double wy = 1.69 / (50 * 50);
// print("===toly:$toly===ls:$ls===wy:$wy===");
// }
double bmi({
required double height,
double weight = 65,
}) {
// 具体算法
double result = weight / (height * height);
return result;
}