bool ChartSetString	(	long	chart_id,
		int	prop_id,
		string	string_var
	)

Sets a value of a corresponding property of the specified chart. Chart property must be of string type

Parameters

chart_id	Chart ID. 0 means the current chart
prop_id	Chart property ID. This value can only be CHART_COMMENT
string_var	New property value

Returns

True if the specified property is available and its value has been successfully changed to new value,
otherwise returns false. To get additional information about the error, it is necessary to call the function GetLastError().