Asynchronized loading data range form custom time to current time. You must wait for the end of the loading before requesting again.
SYNTAX
public bool BeginLoad (DateTime from)
PARAMETERS
from — DateTime
Use DateTime structure object to define date and time of start period.
RETURN
bool Returns true if history loading was started.
EXAMPLE
using System; using System.Collections; using System.Collections.Generic; using System.Text; using System.Drawing; using PTLRuntime.NETScript; namespace BeginLoadExamples { public class BeginLoadExamples : NETStrategy { public override void Init() { Instrument inst = Instruments.GetInstrument("/ES[U4]"); HistoricalData Hist = GetHistoricalData(new HistoricalDataRequest(inst, Period.Min)); DateTime date_from = DateTime.Today.AddMonths(-1); Hist.BeginLoad(date_from); } } }