C++ limits头文件
/ /numeric_limits example #include <iostream> #include <limits> using namespace std; int main () { cout << boolalpha; cout << "Minimum value for int: " << numeric_limits<int>::min() << endl; cout << "Maximum value for int: " << numeric_limits<int>::max() << endl; cout << "int is signed: " << numeric_limits<int>::is_signed << endl; cout << "Non-sign bits in int: " << numeric_limits<int>::digits << endl; cout << "int has infinity: " << numeric_limits<int>::has_infinity << endl; return 0; }
/* * Author: visayafan * Email: visayafan[AT]gmail.com */ #include <iostream> #include <limits> using namespace std; int main(int argc, char *argv[]) { int min =numeric_limits<int>::min(); double dmin = numeric_limits<double>::min(); cout<<min<<endl; cout<<dmin<<endl; return 0; }
作者:visayafan
出处:http://www.cnblogs.com/visayafan/
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