Imports System.Data.SqlClient Public Class 購物車 Dim conn As New SqlConnection("Data Source=(LocalDB)\MSSQLLocalDB;AttachDbFilename=C:\Users\奕穎\Documents\資管\大三上\系分\謎鹿\謎鹿.mdf;Integrated Security=True;Connect Timeout=30") Private Sub Button1_Click(sender As Object, e As EventArgs) Handles Button1.Click If ((Val(耳環.TextBox2.Text) > Val(耳環.Label21.Text)) Or (Val(耳環.TextBox3.Text) > Val(耳環.Label22.Text)) Or (Val(耳環.TextBox4.Text) > Val(耳環.Label23.Text)) Or (Val(耳環.TextBox5.Text) > Val(耳環.Label24.Text))) Or (Val(吊飾.TextBox2.Text) > Val(吊飾.Label20.Text)) Or (Val(吊飾.TextBox3.Text) > Val(吊飾.Label21.Text)) Or (Val(吊飾.TextBox4.Text) > Val(吊飾.Label22.Text)) Or (Val(吊飾.TextBox5.Text) > Val(吊飾.Label23.Text)) Or (Val(指甲油.TextBox3.Text) > Val(指甲油.Label20.Text)) Or (Val(指甲油.TextBox2.Text) > Val(指甲油.Label21.Text)) Or (Val(指甲油.TextBox4.Text) > Val(指甲油.Label22.Text)) Or (Val(指甲油.TextBox5.Text) > Val(指甲油.Label23.Text)) Or (Val(便籤夾.TextBox3.Text) > Val(便籤夾.Label5.Text)) Or (Val(手工餅乾.TextBox3.Text) > Val(手工餅乾.Label5.Text)) Then MsgBox("庫存數量不足,請重新確認購買數量") Else 訂單確認.Show() Me.Visible = False End If End Sub Private Sub 購物車_Load(sender As Object, e As EventArgs) Handles MyBase.Load If (Val(Label10.Text) = 0) Then Label10.Text = Nothing End If If (Val(Label11.Text) = 0) Then Label11.Text = Nothing End If If (Val(Label12.Text) = 0) Then Label12.Text = Nothing End If If (Val(Label13.Text) = 0) Then Label13.Text = Nothing End If If (Val(Label14.Text) = 0) Then Label14.Text = Nothing End If If (Val(Label15.Text) = 0) Then Label15.Text = Nothing End If If (Val(Label16.Text) = 0) Then Label16.Text = Nothing End If If (Val(Label17.Text) = 0) Then Label17.Text = Nothing End If If (Val(Label18.Text) = 0) Then Label18.Text = Nothing End If If (Val(Label19.Text) = 0) Then Label19.Text = Nothing End If If (Val(Label20.Text) = 0) Then Label20.Text = Nothing End If If (Val(Label21.Text) = 0) Then Label21.Text = Nothing End If If (Val(Label22.Text) = 0) Then Label22.Text = Nothing End If If (Val(Label23.Text) = 0) Then Label23.Text = Nothing End If If (Val(Label24.Text) = 0) Then Label24.Text = Nothing End If If (Val(Label25.Text) = 0) Then Label25.Text = Nothing End If If (Val(Label30.Text) = 0) Then Label30.Text = Nothing End If If (Val(Label31.Text) = 0) Then Label31.Text = Nothing End If If (Val(Label32.Text) = 0) Then Label32.Text = Nothing End If If (Val(Label33.Text) = 0) Then Label33.Text = Nothing End If If (Val(Label34.Text) = 0) Then Label34.Text = Nothing End If If (Val(Label35.Text) = 0) Then Label35.Text = Nothing End If If (Val(Label36.Text) = 0) Then Label36.Text = Nothing End If If (Val(Label37.Text) = 0) Then Label37.Text = Nothing End If If (Val(Label43.Text) = 0) Then Label43.Text = Nothing End If If (Val(Label45.Text) = 0) Then Label45.Text = Nothing End If Label48.Text = Val(Label14.Text) + Val(Label15.Text) + Val(Label16.Text) + Val(Label17.Text) + Val(Label18.Text) + Val(Label19.Text) + Val(Label20.Text) + Val(Label21.Text) + Val(Label30.Text) + Val(Label31.Text) + Val(Label32.Text) + Val(Label33.Text) + Val(Label43.Text) + Val(Label45.Text) + Val(Label51.Text) End Sub Private Sub Button2_Click(sender As Object, e As EventArgs) Handles Button2.Click 耳環.Show() Me.Visible = False End Sub End Class