Keywords VB in Vbs
Ecco le keywords di Visual Basic sono arrivate in vbs
da: http://www.htmlgoodies.com/beyond/asp/vbs-ref/article.php/3458621
Keyword/Feature | Description |
Array handling | |
IsArray | Returns True if a variable is an array |
Erase | Reinitilizes a fixed-size array |
LBound | Returns the lower bound of an array |
UBound | Returns the upper bound of an array |
Assignments | |
= | Assigns a value to a variable |
Let | Assigns a value to a variable |
Set | Assigns an object to a variable |
Comments | |
` | Includes inline comments in your script |
Rem | Includes comments in your script |
Constants/Literals | |
Empty | Indicates an uninitialized variable |
Nothing | Disassociates a variable with an object |
Null | Indicates a variable with no data |
True | Boolean True |
False | Boolean False |
Control flow | |
Do...Loop | Repeats a block of statements |
For...Next | Repeats a block of statements |
For Each...Next | Repeats a block of statements |
If...Then...Else | Conditionally executes statements |
Select Case | Conditionally executes statements |
While...Wend | Repeats a block of statements |
Conversions | |
Abs | Returns absolute value of a number |
Asc | Returns the ASCII code of a character |
AscB | Returns the ASCII code of a character |
AscW | Returns the ASCII code of a character |
Chr | Returns a character from an ASCII code |
ChrB | Returns a character from an ASCII code |
ChrW | Returns a character from an ASCII code |
CBool | Converts a variant to a boolean |
CByte | Converts a variant to a byte |
CDate | Converts a variant to a date |
CDbl | Converts a variant to a double |
Cint | Converts a variant to an integer |
CLng | Converts a variant to a long |
CSng | Converts a variant to a single |
CStr | Converts a variant to a string |
DateSerial | Converts a variant to a date |
DateValue | Converts a variant to a date |
Hex | Converts a variant to a hex string |
Oct | Converts a variant to an octal string |
Fix | Converts a variant to a fixed string |
Int | Converts a variant to an integer string |
Sgn | Converts a variant to a single string |
TimeSerial | Converts a variant to a time |
TimeValue | Converts a variant to a time |
Dates/Times | |
Date | Returns the current date |
Time | Returns the current time |
DateSerial | Returns a date from its parts |
DateValue | Returns a date from its value |
Day | Returns day from a date |
Month | Returns month from a date |
Weekday | Returns weekday from a date |
Year | Returns year from a date |
Hour | Returns hour from a time |
Minute | Returns minute from a time |
Second | Returns seconds from a time |
Now | Returns current date and time |
TimeSerial | Returns a time from its parts |
TimeValue | Returns a time from its value |
Declarations | |
Dim | Declares a variable |
Private | Declares script-level private variable |
Public | Declares public-level public variable |
ReDim | Reallocates an array |
Function | Declares a function |
Sub | Declares a subprocedure |
Error Handling | |
On Error | Enables error handling |
Err | Contains information about last error |
Input/Output | |
InputBox | Prompts the user for input |
MsgBox | Displays a message to the user |
Math | |
Atn | Returns the Arctangent of a number |
Cos | Returns the cosine of a number |
Sin | Returns the sine of a number |
Tan | Returns the tangent of a number |
Exp | Returns the exponent of a number |
Log | Returns the logarithm of a number |
Sqr | Returns the square root of a number |
Randomize | Reseeds the randomizer |
Rnd | Returns a random number |
Operators | |
+ | Addition |
- | Subtraction |
^ | Exponentiation |
Mod | Modulus arithmetic |
* | Multiplication |
/ | Division |
\ | Integer Division |
- | Negation |
& | String concatenation |
= | Equality |
<> | Inequality |
< | Less Than |
<= | Less Than or Equal To |
> | Greater Than |
>= | Greater Than or Equal To |
Is | Compares expressions |
And | Compares expressions |
Or | Compares expressions |
Xor | Compares expressions |
Eqv | Compares expressions |
Imp | Compares expressions |
Objects | |
CreateObject | Creates reference to an OLE object |
IsObject | Returns True if object is valid |
Options | |
Option Explicit | Forces explicit variable declaration |
Procedures | |
Call | Invokes a subprocedure |
Function | Declares a function |
Sub | Declares a subprocedure |
Strings | |
Instr | Returns index of a string in another |
InStrB | Returns index of a string in another |
Len | Returns the length of a string |
LenB | Returns the length of a string |
Lcase | Converts a string to lowercase |
Ucase | Converts a string to uppercase |
Left | Returns the left portion of a string |
LeftB | Returns the left portion of a string |
Mid | Returns the mid portion of a string |
MidB | Returns the mid portion of a string |
Right | Returns the right portion of a string |
RightB | Returns the right portion of a string |
Space | Pads a string with spaces |
StrComp | Compares two strings |
String | Pads a string with a character |
Ltrim | Removes leading spaces from a string |
Rtrim | Removes trailing spaces from a string |
Trim | Removes leading and trailing spaces |
Variants | |
IsArray | Returns True if variable is an array |
IsDate | Returns True if variable is a date |
IsEmpty | Returns True if variable is empty |
IsNull | Returns True if variable is null. |
IsNumeric | Returns True if variable is a number |
IsObject | Returns True if variable is an object |
VarType | Indicates a variable’s type |
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