[Overview][Constants][Types][Classes][Procedures and functions][Variables][Index] Reference for unit 'sysutils' (#rtl)

TDoubleHelper.Parse

Convert a string to a floating point value

Declaration

Source position: syshelph.inc line 291

public class function TDoubleHelper.Parse(

  const AString: string

):Double; overload;

class function TDoubleHelper.Parse(

  const AString: string;

  const AFormatSettings: TFormatSettings

):Double; overload;

Description

Parse will try to convert AString to a Double-sized floating point value. It will take into account internationalization settings. (it uses FloatToStr).

Errors

If the string AString is not a valid floating-point value, a EConvertError exception is raised.

See also

FloatToStr

  

Convert a float value to a string using a fixed format.

TDoubleHelper.ToString

  

Convert a Double-sized floating point value to a string

TDoubleHelper.TryParse

  

Try to convert a string to a Double-sized floating point value.


Documentation generated on: May 14 2021