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Showing content from https://www.tutorialspoint.com/cpp_standard_library/cpp_valarray_max.htm below:

C++ valarray::max Function

It returns the maximum value contained in the valarray, as if the elements were compared with operator<.

Following is the declaration for std::valarray::max function.

T max() const;

T max() const;

none

It returns the maximum value contained in the valarray, as if the elements were compared with operator<.

Basic guarantee − if any operation performed on the elements throws an exception.

All elements effectively copied are accessed.

In below example explains about std::valarray::max function.

#include <iostream>
#include <valarray>

int main () {
   int init[]={10,50,20,90};
   std::valarray<int> myvalarray (init,4);
   std::cout << "The max is " << myvalarray.max() << '\n';

   return 0;
}

Let us compile and run the above program, this will produce the following result −

The max is 90

valarray.htm

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