TStringHelper.ToDouble

Convert string to double-sized floating point value

Declaration

Source position: syshelph.inc line 94

public 
  class function ToDouble(const S: string) : Double;  Overload;  Static;
  function ToDouble : Double;  Overload;

Description

ToDouble returns the contents of the string S as a Double-sized floating point value (if possible). It uses StrToFloat to convert the value to a floating point value.

Errors

If the string contains a value that cannot be translated to a floating point value, an EConvertError exception may be raised.

See also

Name	Description
EConvertError	Conversion error.
StrToFloat	Convert a string to a floating-point value.
TStringHelper.ToBoolean	Convert string to boolean
TStringHelper.ToExtended	Convert string to extended-sized floating point value
TStringHelper.ToInt64	Convert string to 64-bit signed integer
TStringHelper.ToInteger	Convert string to 32-bit signed integer
TStringHelper.ToSingle	Convert string to single-sized floating point value