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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