   C++,  C++Builder, API Windows________________817

char *endptr;

double  = strtod(Editl->Text.c_str(),sendptr);

  *endptr    ,    -
 .       
 .

    ,   
    HUGE_VAL (  double) 
LHUGE_VAL (  long double).

       
 AnsiString.          char *  
 c_str(),      .

14.7.2      ,
   SysUtils.hpp

	 / 
CurrToStr	System::AnsiString CurrToStr(System::Currency Value)   Currency  
CurrToStrF	System::AnsiString CurrToStrF(System::Currency Value, TFloatFormat Format, int Digits)  Currency       TFloatFormat (.  14.4.4)
FloatToDecimal	void FloatToDecimal(TFloatRec &Result, const void *Value, TFloatValue ValueType, int Precision, int Decimals)  ValueType (.  14.4.4)   TFlo-atRec
FloatToStr	System::AnsiString FloatToStr(Extended Value)  
FloatToStrF	System::AnsiString FloatToStrF(Extended Value, TFloatFormat Format, int Precision, int Digits)       TFloatFormat (.  14.4.4)
FloatToText	int FloatToText(char * Buffer, const void *Value, TFloatValue ValueType, TFloatFormat Format, int Precision, int Digits)   Buffer     TFloatFormat (.  14.4.4)
FloatToTextFmt	int FloatToTextFmt(char * Buffer, const void *Value, TFloatValue ValueType, char * Format) Value  ValueType (CM. TFloatValue   14.4.4)   Buffer    FormatFloat (.  14.4.5)
FmtStr	void FmtStr(System::AnsiString &Result, const System::AnsiString Format, const System::TVarRec * Args, const int ArgsSize)    Args  ArgsSize -1   Result   Format (.  14.4.3)