Try to convert a string to a Extended-sized floating point value.
Source position: syshelph.inc line 827
| public class function TExtendedHelper.TryParse( | 
| const AString: string; | 
| out AValue: Extended | 
| ):Boolean; overload; | 
| const AString: string; | 
| out AValue: Extended; | 
| const AFormatSettings: TFormatSettings | 
| ):Boolean; overload; | 
TryParse attempts to convert the string AString to a Extended-sized floating point value and reports True if the conversion was successful. In that case the parsed value is returned in AValue.
If the conversion failed, False is returned.
| 
 | Convert a string to a floating point value. | |
| 
 | Convert a Extended-sized floating point value to a string. |