VB6.0 and VB. NET table

Source: Internet
Author: User
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On the Internet, I want to find out what is left over by VB6.0 and what is added by VB. NET. The result is that a Japanese webpage is not found. A simple translation is provided here for reference.

Comparison between VB6.0 and VB. NET
VB6.0 VB. NET
Additem object name. additem Object Name. Items. Add listbox1.items. Add combobox1.items. Add
ABS Functions System. Math. Abs Method
API function relationships Microsoft Win32 and Microsoft. NET Framework APIs
App. Path, etc.

1. system. reflection. Assembly. getexecutingassembly. Location
2. Application. startuppath
3. Application. executablepath
4. system. appdomain. currentdomain. basedirectory

App. previnstance Process. getprocessesbyname (PN). getupperbound (0)> 0
As any keyword Visual Basic. NET is not supported. Reference Method (sendmessage)
ASCB Functions Microsoft. VisualBasic. Strings. ASC Function
ATN Function System. Math. atan Method
Autoredraw attributes No same project.
BEEP Microsoft. VisualBasic. Beep ()
Caption attributes Text attributes
Cbool Functions Cbool Functions
Cbyte Functions Cbyte Functions
Cdate Function Cdate Function
Cdbl Functions Cdbl Functions
Cdec Function Cdec Function
Chdir statement Microsoft. VisualBasic. filesystem. chdir Function
System. Io. Directory. setcurrentdirectory Method
Chdrive statement Microsoft. VisualBasic. filesystem. chdrive Function
CHR $ function, chrb Function Microsoft. VisualBasic. Strings. CHR Function
CINT Function CINT Function
Circle Method System. Drawing. Graphics. drawellipse Method
CLONG Function CLONG Function
Close statement Microsoft. VisualBasic. filesystem. fileclose Function
System. Io. streamreader. Close Method
Clipboard object

System. Windows. Forms. Clipboard namespace

Clipcontrols attributes No same project.
CLS Method System. Drawing. Graphics. Clear Method
Color qbcolor
Vbblack RGB ()
System. Drawing. color. Black
Command System. environment. getcommandlineargs
Combo1.additem Combobox1.items. Add
Cos Functions System. Math. Cos Method
Csng Function Csng Function
CSTR Function CSTR Function
Curdir Function System. Io. Directory. getcurrentdirectory () method
Currency type Decimal type
Currentx Property X parameters of various graph-related methods. For example, drawrectangle (pen, X, Y, width, height)
Currenty Property Y parameters of various graph-related methods. For example, drawrectangle (pen, X, Y, width, height)
Date functions and date statements System. datetime. Now system. datetime. Today. tostring
Date $ Function Microsoft. VisualBasic. dateandtime. datestring
Dateadd Function System. datetime. addyears method addmonths adddays
Datediff Function Microsoft. VisualBasic. datediff Function
Datevalue Function System. datetime. parse method cdate Function
Datepart Functions Microsoft. VisualBasic. datepart Function
Day function System. datetime. Day attribute
Debug. Print Debug. writeline
Deletesetting statement Microsoft. VisualBasic. Interaction. deletesetting
Doevents Function System. Windows. Forms. application. doevents Method
Drawmode attribute System. Drawing. Pen. Color Attribute
Drawstyle attributes System. Drawing. Pen. pentype attributes
Drawwidth attributes System. Drawing. Pen. Width attribute
Environ Microsoft. VisualBasic. Interaction. Environ
System. environment. getfolderpath
Exp Function System. Math. Exp Method
Fillcolor attributes System. Drawing. solidbrush. Color Attribute
Filecopy statement Microsoft. VisualBasic. filesystem. filecopy Function
System. Io. file. COPY method
Filelen Function System. Io. fileinfo. Length attribute
Microsoft. VisualBasic. filesystem. filelen
Fillstyle attributes System. Drawing. Pen. Brush attributes
Get statement Microsoft. VisualBasic. filesystem. fileget Function
Getattr System. Io. file. getattributes
Gotfocus event Enter event
Getsetting statement Microsoft. VisualBasic. Interaction. getsetting
Filedatetime Function System. Io. file. getcreationtime Method
Hasdc attributes No same project.
HDC attributes No same project.
Height attribute Control. Size attribute
Hour Function System. datetime. Hour attribute
Hwnd form1.hwnd The form1.handle definition is also byval hwnd as intptr.
Image attributes Image attributes
Input # statement Microsoft. VisualBasic. filesystem. Input Function
Instr Functions System. String. indexof
Microsoft. VisualBasic. Strings. instr Function
Instrb Function Microsoft. VisualBasic. Strings. instr Function
Limit rev Function System. String. lastindexof Method
Microsoft. VisualBasic. Strings. Limit rev Function
Int Function System. Math. Floor method system. Math. Ceiling Method
Microsoft. VisualBasic. Int Function
Integer type long Change dim y as integer to dim X as short
Change dim y as long to dim y as integer
Isempty Function Microsoft. VisualBasic. Information. isnothing Function
Isdate Function Microsoft. VisualBasic. isdate Function
Isnull Function Microsoft. VisualBasic. Information. isdbnull Function
Isobject Functions Microsoft. VisualBasic. Information. isreference Function
Join Function System. String. Join Method
Keyascii E. keychar attributes
Kill statement Microsoft. VisualBasic. filesystem. Kill Function
System. Io namespace fileinfo. Delete Method
Lbound ubound System. array. getlowerbound system. array. getupperbound
Lcase $ Function String. tolower Method
Microsoft. VisualBasic. Strings. lcase Function
Left attribute Control. Location Property
Left $, leftb, leftb $ System. String. substring
Microsoft. VisualBasic. Strings. Left Function
Len System. String. Length
Microsoft. VisualBasic. Strings. Len
Lenb
System. Text. encoding. getencoding ("gb2312"). getbytecount (str1)
System. Text. encoding. Unicode. getbytecount ("123 size") 'result 12
System. Text. encoding. Default. getbytecount ("123 size") 'result 9
Line Method System. Drawing. Graphics. drawline Method
Line input # statement Microsoft. VisualBasic. filesystem. lineinput Function
List1.additem Listbox1.items. Add
Loadpicture Function System. Drawing. image. fromfile ("... \ .. \ test.bmp ")
Lock statement Microsoft. VisualBasic. filesystem. Lock function
Log Functions System. Math. Log Method
Long Integer type Change dim y as integer to dim X as short
Change dim y as long to dim y as integer
Lostfocus event Leave event
Ltrim $ Function System. String. trimstart
Microsoft. VisualBasic. Strings. ltrim Function
Mid Function System. String. substring
Microsoft. VisualBasic. Strings. Mid Function
Midb Functions Microsoft. VisualBasic. Strings. Mid Function
Minute Function System. datetime. Minute attribute
Mkdir statement Microsoft. VisualBasic. filesystem. mkdir Function
System. Io. Directory. createdirectory Method
Mousepointer = 11
Screen. mousepointer
System. Windows. Forms. cursors. waitcursor ()
System. Windows. Forms. cursor. Current = cursors. waitcursor
MoD Operator Math. ieeeremainder method Debug. writeline (math. ieeeremainder (10, 3) 'result 1
System. Math. divrem (10, 3, intresult) 'result 3 (10 \ 3)
Debug. writeline (intresult) 'result 1 (10 mod 3)
Month Function System. datetime. Month attribute
Msgbox System. Windows. Forms. MessageBox. Show ("Hello, world! ")
Microsoft. VisualBasic. msgbox
Name statement Microsoft. VisualBasic. filesystem. Rename Function
Now Function System. datetime. Now Microsoft. VisualBasic. Now
Open statement Microsoft. VisualBasic. filesystem. fileopen Function
Option base statement Visual Basic. NET is not supported.
Option private Visual Basic. NET is not supported.
Paintpicture Method System. Drawing. Graphics. drawimage Method
Point Method The same form and control does not exist.
Use the system. Drawing. bitmap. getpixel method when using bitmap.
Print Method System. Drawing. Graphics. drawstring Method
Printform Visual Basic. NET is not supported.
Print # statement Microsoft. VisualBasic. filesystem. Print function
Private statement
Public Statement
Private Public
Friend Protected friend
Pset Method The same form and control does not exist.
Use the system. Drawing. bitmap. setpixel method when using bitmap.
Put statement Microsoft. VisualBasic. filesystem. fileput Function
Replace Function Microsoft. VisualBasic. Strings. Replace Function
Right $ function, rightb Function System. String. substring
Microsoft. VisualBasic. Strings. Right function
Redim statement Redim myarray (5) redim preserve myarray (15) Statement
Rmdir statement Microsoft. VisualBasic. filesystem. rmdir function system. Io. Directory. Delete () method
Round Function System. Math. Round Method
Rtrim $ Function System. String. trimend
Microsoft. VisualBasic. Strings. rtrim
Savesetting statement Microsoft. VisualBasic. Interaction. savesetting Function
Scale Method Visual Basic. NET is not supported.
Screen. activecontrol
Screen. activeform
Screen. Fonts
Screen. Height
Screen. mousepointer
Screen. Width
Other screen objects
System. Windows. Forms. application. activeform. activecontrol
System. Windows. Forms. application. activeform
System. Drawing. fontfamilies
System. Windows. Forms. Screen. primaryscreen. bounds. Height
System. Drawing. cursor. Current
System. Windows. Forms. Screen. primaryscreen. bounds. Width
Others
Second Function System. datetime. Second attribute
Sendkeys statement System. Windows. Forms. sendkeys. Send ("^ C ")
Setattr System. Io. file. setattributes
SGN Function System. Math. Sign Function
Shell Microsoft. VisualBasic. Shell
Sin Function System. Math. Sin Function
Space Function Microsoft. VisualBasic. Strings. Space Function
Sqr Functions System. Math. SQRT Function
Strcomp Function Microsoft. VisualBasic. Strings. strcomp Function
Strconv Function Microsoft. VisualBasic. Strings. strconv Function
String $ (256, CHR (0 )) Buf = new string (cchar (""), 256) Microsoft. VisualBasic. Strings. strdup Function
Strreverse Function Microsoft. VisualBasic. Strings. strreverse Function
Tan Function System. Math. Tan Method
Textheight attributes System. Drawing. Font. Height attribute
Textwidth attributes System. Drawing. Graphics. measurestring Method
Time $ Function Microsoft. VisualBasic. dateandtime. Timer attributes
System. datetime. Now. timeofday
Timevalue Function System. datetime. parse method cdate Function
Top attributes Control. Location Property
Trim $ Function Microsoft. VisualBasic. Strings. Trim Function
System. String. Trim
Type statement Structure statement
Ucase $ Function String. toupper Method
Microsoft. VisualBasic. Strings. ucase Function
Unlock statement Microsoft. VisualBasic. filesystem. Unlock Function
Unload event Closed event me. Close ()
Variant Type Change dim X as variant to dim X as object
Varptr, strptr, objptr Dim mygchandle as gchandle = gchandle. alloc (O, gchandletype. Pinned)
Dim address as integer = CINT (mygchandle. addrofpinnedobject ())
Mygchandle. Free () 'allows the object instance to be moved.
Vbcrlf Microsoft. VisualBasic. constants. vbcrlf
Microsoft. VisualBasic. vbcrlf
Weekday Microsoft. VisualBasic. weekday system. datetime. dayofweek
Weekdayname Microsoft. VisualBasic. weekdayname (the system. datetime constructor does not have the same project)
Width attribute Control. Size attribute
Write # statement Microsoft. VisualBasic. filesystem. Write function
Year Function System. datetime. Year attribute

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