FileHelperAsyncEngine.BeginReadStream Method 

Open a specified stream and seek to the first record.

Parameters

reader

The TextReader of the stream.

Remarks

This method only seek to the first record.

To read record by record use ReadNext method.

When you stop to read the file you must call Close method.

Example

This example show the basic use of the async methods in the FileHelperAsymcEngine:

    using FileHelpers;
    
    // First declare the record class
        
    [Delimitedrecord("|")]
    public class SampleType
    {
        public string Field1;
        public int    Field2;
    }


    public void ReadExample()
    {
        SampleType record;    

        FileHelperAsyncEngine engine = new FileHelperAsyncEngine(typeof(SampleType));

        engine.BeginReadFile("source.txt");
        
        while( engine.ReadNext() != null )
        {
           record = (SampleType) engine.LastRecord;
           
           // put your code here !!!!
           Console.WriteLine("Data " + record.Field1 + " , " + record.Field2.ToString());
        
        }
        
        engine.Close();
    }


        

See Also

FileHelperAsyncEngine Class | FileHelpers Namespace

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