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fixed-dtoa.h
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27 
28 #ifndef V8_FIXED_DTOA_H_
29 #define V8_FIXED_DTOA_H_
30 
31 namespace v8 {
32 namespace internal {
33 
34 // Produces digits necessary to print a given number with
35 // 'fractional_count' digits after the decimal point.
36 // The buffer must be big enough to hold the result plus one terminating null
37 // character.
38 //
39 // The produced digits might be too short in which case the caller has to fill
40 // the gaps with '0's.
41 // Example: FastFixedDtoa(0.001, 5, ...) is allowed to return buffer = "1", and
42 // decimal_point = -2.
43 // Halfway cases are rounded towards +/-Infinity (away from 0). The call
44 // FastFixedDtoa(0.15, 2, ...) thus returns buffer = "2", decimal_point = 0.
45 // The returned buffer may contain digits that would be truncated from the
46 // shortest representation of the input.
47 //
48 // This method only works for some parameters. If it can't handle the input it
49 // returns false. The output is null-terminated when the function succeeds.
50 bool FastFixedDtoa(double v, int fractional_count,
51  Vector<char> buffer, int* length, int* decimal_point);
52 
53 } } // namespace v8::internal
54 
55 #endif // V8_FIXED_DTOA_H_
bool FastFixedDtoa(double v, int fractional_count, Vector< char > buffer, int *length, int *decimal_point)
Definition: fixed-dtoa.cc:312