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  1. #include <iostream>
  2. #include <iomanip>
  3.  
  4. int main() {
  5.     double value = 4.0;
  6.     std::cout << "value in default format is " << std::setprecision(10) << value << std::endl;
  7.     std::cout << "value in fixed format is " << std::fixed << std::setprecision(10) << value << std::endl;
  8.  
  9. 	return 0;
  10. }
Success #stdin #stdout 0s 16048KB
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stdin
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Standard input is empty
stdout
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value in default format is 4
value in fixed format is 4.0000000000
https://ideone.com/1WwPYM
language:
C++ (gcc 8.3)
created:
7 years ago
visibility:
public

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