小数点后一个数字? [英] One Number after Decimal Point ?

问题描述

大家好，这是我第一次来VB，我很陌生.我有一个温度传感器，可以正常工作.但是我的问题是我怎么能显示1个数字?像这样的25.345oC的25.5oC的deciaml整天待在我身上之后，我只是无法得到它，请帮助

Thare是我的温度传感器代码

Hello everyone
this is my first time here and i am very new to VB
I have a temperature Sensor and i got that to work
but my question is how can i have it disply 1 number after the deciaml like this 25.5oC insted of 25.345oC
i have been all day on this and i just cant get this one please help

Thare is my code for the Temp Sensor

<br />Private Sub phidgetIFK_SensorChange(ByVal sender As Object, ByVal e As Phidgets.Events.SensorChangeEventArgs) Handles phidgetIFK.SensorChange<br />        Dim temperature As String<br />        phidgetIFK.sensors(0).Sensitivity = 2 ''<br />        temperature = ((phidgetIFK.sensors(0).Value * 0.2222) - 61.111)<br />        txtNumSensors.Text = temperature.ToString()<br />    End Sub<br />

预先感谢
Y

Thanks in advance
Y

推荐答案

您可以在字符串类上使用Format方法来指定要使用的小数位数. br>
将strPrice用作字符串= dblPrice.ToString("0.0")

You can use the Format method on the string class to specify how many decimal places to use.

Dim strPrice As String = dblPrice.ToString("0.0")

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