Warning: file_get_contents(/data/phpspider/zhask/data//catemap/9/loops/2.json): failed to open stream: No such file or directory in /data/phpspider/zhask/libs/function.php on line 167

Warning: Invalid argument supplied for foreach() in /data/phpspider/zhask/libs/tag.function.php on line 1116

Notice: Undefined index: in /data/phpspider/zhask/libs/function.php on line 180

Warning: array_chunk() expects parameter 1 to be array, null given in /data/phpspider/zhask/libs/function.php on line 181
Loops (基本)对于下一个循环:1到9步骤1(列出9行计算,每行增加一个乘数)_Loops_For Loop_Next_Basic - Fatal编程技术网

Loops (基本)对于下一个循环:1到9步骤1(列出9行计算,每行增加一个乘数)

Loops (基本)对于下一个循环:1到9步骤1(列出9行计算,每行增加一个乘数),loops,for-loop,next,basic,Loops,For Loop,Next,Basic,我试图显示9行计算结果,并在每一行中增加乘数 Dim dblInputNumber As Double Dim dblResult As Double Double.TryParse(txtInputNumber.Text, dblInputNumber) For intMultiples As Integer = 1 To 9 Step 1 dblResult = dblInputNumber * intMultiples l

我试图显示9行计算结果,并在每一行中增加乘数

    Dim dblInputNumber As Double
    Dim dblResult As Double

    Double.TryParse(txtInputNumber.Text, dblInputNumber)

    For intMultiples As Integer = 1 To 9 Step 1
        dblResult = dblInputNumber * intMultiples
        lblDisplayTable.Text = dblInputNumber & " " & "*" & " " & intMultiples & " " & "=" & " " & dblResult & ControlChars.NewLine
    Next intMultiples

它不工作,只显示一行,不重复。我希望有9行,它只做一行。

如果用于lblDisplayTable的控件支持多行,我将不使用它,但请尝试以下操作:

    lblDisplayTable.Text = lblDisplayTable.Text + dblInputNumber & " " & "*" & " " & intMultiples & " " & "=" & " " & dblResult & ControlChars.NewLine

那很好。你有问题吗?它不起作用,只显示一行,不重复。我希望有9行,它只做一行。