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Published bySelena Dando Modified over 9 years ago
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Proyek Queri-queri Lanjut dan Sub-subqueri
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Variables dan Data
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Integer 2 bytes -32768 32767
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Long 4 bytes +/- 2,147,483,648
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Single 4 bytes +/- 3.402823 E38 +/- 1.401298 E-45
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Double 8 bytes +/- 1.79769313386232 E-308 +/- 4.94065645841247 E-324
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Currency 8 bytes +/- 922,337,203,685,477.5808
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Variant Any data Type Null
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Fungsi-fungsi Internal standar
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Fungsi String LCase, UCase Format StrComp Len InStr Chr, Asc String Trim, LTrim, RTrim Left, Right, Mid & Concatenation
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Len Len"Ramanujan") = 9
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InStr ("8764 main"," ") = 5
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String String(5, "a") = "aaaaa"
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Trim, LTrim, RTrim Trim(" Maria ") = "Maria"
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Left, Right, Mid Left("jackson",5) = "Jacks"
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& Concatenation "Frank" & "Rose = "FrankRose"
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Fungsi Matematis Standar Numeric
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Exp, Log Atn, Cos, Sin, Tan Sqr Abs Sgn Int, Fix Rnd, Randomize
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Conditions
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Basic Conditions If (conditiona1) Then statement for true Else Statement for false If (condition2) Then statements for true End If
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Nested Conditions Response = MsgBox (...) If (response = vbYes) Then 'statements for Yes Else If (response = vbNo) Then 'statements for No Else 'statements for Cancel End If End If
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Pernyataan Select Response = MsgBox(... ) Select Case response case vbYes 'statements for Yes Case vbNo 'statements for No Case vbCancel 'statements for cancel End Case
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Loops
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Input dan Output
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Subroutines
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Subroutine StatusMessage dapat dipanggil dari lokasi mana saja. Main program... StatusMessage "trying to connect."... StatusMessage "verifying access."... End main program Sub StatusMessage (Msg As String) 'Display Msg, location, color End Sub
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Komputasi
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Variable Scope
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Form Button1 Button2
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Form-Module Code Sub Button1_Click() Dim I1 As Integer I1 = 3 End Sub Sub Button2_Click() Dim i1 As Integer I1 = 7 End Sub
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Proyek Queri-queri Lanjut dan Sub- subqueri
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