std::ios_base::precision
From cppreference.com
streamsize precision() const;
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streamsize precision( streamsize new_precision );
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Manages the precision (i.e. how many digits are generated) of certain numeric output conversions.
1) Returns the current precision.
2) Sets the precision to the given one.
Contents |
[edit] Parameters
new_precision | - | new precision setting |
[edit] Return value
the precision before the call to the function
[edit] Example
Run this code
Output:
The default precision is 6 With default precision d is 1.23457 With high precision d is 1.23456789012
[edit] See also
manages field width (public member function) |