System.SysUtils.TStringHelper.ToExtended
Delphi
class function ToExtended(const S: string): Extended; overload; static; inline;
function ToExtended: Extended; overload; inline;
Properties
| Type | Visibility | Source | Unit | Parent |
|---|---|---|---|---|
| function | public | System.SysUtils.pas | System.SysUtils | TStringHelper |
Description
Converts a given string to a floating-point value.
This method is overloaded.
Use ToExtended to convert a string S to a floating-point value. S must consist of an optional sign (+ or -), a string of digits with an optional decimal point, and an optional mantissa. The mantissa consists of 'E' or 'e' followed by an optional sign (+ or -) and a whole number. Leading and trailing blanks are ignored.