Return the maximum required output buffer size for toChars conversion of a double with the specified format and precision.
Synopsis
Declared in <bslalg_numericformatterutil.h>
constexpr
static
size_t
value(
Format format,
int precision);Return Value
maximum required buffer size for the conversion
Parameters
Name |
Description |
format |
floating‐point formatting style |
precision |
number of digits after the radix point |
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