【正文】 完成了對學(xué)生成績管理系統(tǒng)的系統(tǒng)分析部分，界面的設(shè)計、數(shù)據(jù)庫的設(shè)計等；系統(tǒng)設(shè)計部分主要介紹了系統(tǒng)功能設(shè)計和數(shù)據(jù)庫設(shè)計及代碼設(shè)計；關(guān)鍵詞：visual basic，學(xué)生成績管理系統(tǒng)，數(shù)據(jù)庫，查詢Abstract:Along with science technique is on the management more and more thorough but extensive application, manage information system of technique already gradually result management the system is a new academics which develops continuously, the whichever school wants to exist to want a development, highefficiencily internal activity organically the organization get up, because manage these huge systems are very difficult, think organically the organization get up, have to build up is mutually acmodative with oneself characteristics of result management text to Visual application program design tool carried on more thorough study and application, making use of what it provide various development tool which face to object, is the intelligence that data window way39。 vbCrLfNext ElseMsgBox “刪除員工失敗！”, vbOKOnly + vbExclamation, “失敗” End If End SubPrivate Sub Command7_Click()第四篇：vb學(xué)生成績管理系統(tǒng)論文目 錄摘要……………………………………………………………………………………….2 第一章 引言...........................................................3 第二章 系統(tǒng)設(shè)計的目的與要求...........................................3 ....................................................3 ................................................4 ................................................3 ....................................................4第三章 系統(tǒng)的概述.....................................................3 ........................................................3 ........................................................4 第四章 前臺界面分析...................................................4 登陸界面..........................................................4 ..........................................................6 第五章 數(shù)據(jù)庫的分析...................................................6 YONGHU表...........................................................7 STUDENT 表.........................................................7 SCORE表...........................................................7 COURSE表...........................................................8 第六章 軟件維護.......................................................8 ..........................................................9 ..........................................................9 結(jié)語及致謝............................................................9 參考文獻..............................................................9VB學(xué)生成績管理系統(tǒng)摘要:隨著科學(xué)技術(shù)在管理上越來越深入而廣泛的應(yīng)用，管理信息系統(tǒng)的技術(shù)已逐步成熟。 vbTab amp。 vbTab amp。 vbTab amp。 vbTab amp。 vbCrLfFor i = 1 To jlNum = amp。 vbTab amp。 vbTab amp。 vbTab amp。 vbTab amp。 “次)！”, vbOKOnly + vbExclamation, “登陸失敗”End IfIf errorCount = 3 Then = False = False = FalseMsgBox “三次輸入用戶名或密碼錯誤,程序?qū)⒆詣油顺?！? vbOKOnly + vbExclamation, “登陸失敗”EndEnd If End IfEnd SubPrivate Sub Command2_Click()Unload Me End SubPrivate Sub Form_Load()errorCount = 0 End SubPrivate Sub Form_Unload(Cancel As Integer)If MsgBox(“是否要退出程序?”, vbYesNo, “退出提示”)= vbNo ThenCancel = 1 End If End SubFor i = 1 To jlNumygList(i).shifagongzi =(CSng(ygList(i).jibengz)+ ygList(i).gerensuiCSng(ygList(i).jingtie)ygList(y).shifagongzi = ygList(zuishao).shifagongzi ygList(zuishao).shifagongzi = End If Next loadData End SubPrivate Sub Command5_Click()Dim linShi As YuanGong = InputBox(“請輸入要添加的姓名”, “添加員工姓名錄入”)If Len(Trim()) 0 Then = InputBox(“請輸入添加員工的基本工資”, “添加員工基本工資錄入”)If Len(Trim()) 0 Then = InputBox(“請輸入添加員工的津貼”, “添加員工津貼錄入”)If Len(Trim()) 0 Then = InputBox(“請輸入添加員工的個人所得稅”, “添加員工個稅錄入”)If Len(Trim()) 0 Then = InputBox(“請輸入添加員工的水電費”, “添加員工水電費錄入”)If Len(Trim()) 0 ThenOpen filedir For Append As 1Write 1, 。 group by 政治面貌“ End Sub Private Sub Command8_Click()Unload Form9 End Sub八、帳戶管理（一）帳號注冊由于本系統(tǒng)登陸需要用戶名和密碼驗證，所以本系統(tǒng)設(shè)置了一個帳號注冊的功能，其效果圖如圖8圖82圖81圖82 帳號注冊代碼設(shè)計如下：Private Sub Command1_Click()If = ”“ ThenMsgBox ”你沒有輸入用戶名！“, 16, ”提示“Exit Sub End If If = ”“ ThenMsgBox ”你沒有輸入密碼！“, 16, ”提示“Exit Sub End If If = ”“ ThenMsgBox ”你沒有再次輸入密碼！“, 16, ”提示“Exit Sub End IfIf ThenMsgBox ”兩次輸入的密碼不一致！“, 16, ”提示“Exit Sub End If If = ThenIf = ”注冊“ Then = ”確認“mbookmark = Else = ”注冊“End If = ”“MsgBox ”恭喜你注冊成功！“, 48, ”歡迎使用“ End If End Sub（二）密碼修改密碼修改的效果圖如圖8圖84圖83圖84 密碼修改代碼設(shè)計如下：Pr