Convert.ToString Method (Single)

Converts the value of the specified single-precision floating point number to its equivalent String representation.

Parameters

• value
  Type: System.Single
  A single-precision floating point number.

Return Value

Type: System.String
The String equivalent of the value of value.

Public Sub ConvertStringFloat(ByVal stringVal As String)
 Dim singleVal As Single = 0
 Try
 singleVal = System.Convert.ToSingle(singleVal)
 outputBlock.Text &= String.Format("The string as a single is {0}.", _
 singleVal) & vbCrLf
 Catch exception As System.OverflowException
 outputBlock.Text &= String.Format( _
 "Overflow in string-to-single conversion.") & vbCrLf
 Catch exception As System.FormatException
 outputBlock.Text &= String.Format( _
 "The string is not formatted as a Single.") & vbCrLf
 Catch exception As System.ArgumentException
 outputBlock.Text &= "The string is null." & vbCrLf
 End Try
 ' Single to string conversion will not overflow.
 stringVal = System.Convert.ToString(singleVal)
 outputBlock.Text &= String.Format("The single as a string is {0}.", _
 stringVal) & vbCrLf
End Sub

public void ConvertStringFloat(string stringVal)
{
 float floatVal = 0;
 try
 {
 floatVal = System.Convert.ToSingle(stringVal);
 outputBlock.Text += String.Format(
 "The string as a float is {0}.", floatVal) + "\n";
 }
 catch (System.OverflowException)
 {
 outputBlock.Text += String.Format(
 "The conversion from string-to-float overflowed.") + "\n";
 }
 catch (System.FormatException)
 {
 outputBlock.Text += String.Format(
 "The string is not formatted as a float.") + "\n";
 }
 catch (System.ArgumentNullException)
 {
 outputBlock.Text += String.Format(
 "The string is null.") + "\n";
 }
 // Float to string conversion will not overflow.
 stringVal = System.Convert.ToString(floatVal);
 outputBlock.Text += String.Format(
 "The float as a string is {0}.", stringVal) + "\n";
}

Convert Class

ToString Overload

System Namespace