How to use min function in c++
The min() function in C returns the minimum of two or more values. It is a generic function that can compare values of different types. Usage is as follows: Compare two values: min(a, b) Compare multiple values: min(a, b, c) Compare values of different types: min(a, b, c) (need to specify the type explicitly) Applicable to Comparison of elements in arrays and containers
min() function in C
min() function is used Returns the minimum of two or more values. It is a generic function that can be used to compare values of different types.
Syntax
template <typename T> T min(T a, T b); template <typename T> T min(T a, T b, T c); ...
Where, T
is the type of the value to be compared.
Usage
- Compare two values:
int x = min(5, 10); // x = 5
- Compare Multiple values:
int y = min(5, 10, 15); // y = 5
- Comparing values of different types:
double z = min(5.5, 10.0); // z = 5.5
Note
- If the types of objects to be compared are different, you need to specify the type explicitly, otherwise a compilation error will occur.
- If the object to be compared is a string, you can use the
std::string::compare()
function. - The min() function can also be used to compare elements in arrays and containers.
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