VBScript Language Reference

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    COM Objects

  • WScript - Provides a series of helpful properties and methods directly avai... 

    • Functions

  • Abs - Absolute value 
  • Array - Returns a Variant containing an array 
  • Asc - ANSI character code 
  • Atn - Arctangent, or inverse tangent, expressed in radians 
  • CBool - Changes a value to a Boolean 
  • CByte - Changes specified value to a byte 
  • CCur - Changes specified expression to Currency 
  • CDate - Changes specified date value to a date 
  • CDbl - Changes value to a double 
  • Chr - Character by code 
  • CInt - Changes a value to an integer 
  • CLng - Converts value to a long 
  • Cos - Cosine of an angle 
  • CreateObject - Creates and returns a reference to an Automation object 
  • CSng - Changes value to a single 
  • CStr - Changes value to a string 
  • Date - Current system date 
  • DateAdd - Add interval to date 
  • DateDiff - Number of intervals between dates 
  • DatePart - Part of a specified date 
  • DateSerial - Date for a specified year, month and day 
  • DateValue - Sets value as a date 
  • Day - Day of the month 
  • Escape - Encodes a string so it contains only ASCII characters 
  • Eval - Evaluates an expression and returns the result 
  • Exp - Raises e to the power of a number 
  • Filter - Creates an array containing a subset of a string array based on s... 
  • Fix - Integer portion of a number 
  • FormatCurrency - Formats a currency value 
  • FormatDateTime - Formats a date or time value 
  • FormatNumber - Formats a value as a number 
  • FormatPercent - Formats a value as a precentile 
  • GetLocale - Query locale ID 
  • GetObject - Establishes a reference to a COM object 
  • GetRef - Creates reference to a procedure 
  • Hex - Converts a value to a hexadecimal string  
  • Hour - The hour of the day 
  • InputBox - Gathers input from a dialog box prompt 
  • InStr - Returns the position of the first occurrence of one string within... 
  • InStrRev - Returns the position of an occurrence of one string within anothe... 
  • Int - Integer portion of a number 
  • IsArray - Indicates whether a variable is an array 
  • IsDate - Indicates if an expression can be converted to a date 
  • IsEmpty - Indicates if a variable has been initialized 
  • IsNull - Indicates if an expression contains no valid data 
  • IsNumeric - Indicates if an expression can be evaluated as a number 
  • IsObject - Indicates if an expression references a valid Automation object 
  • Join - Creates a string by joining substrings contained in an array 
  • LBound - Returns the smallest available subscript for an array 
  • LCase - Converts a string to lowercase 
  • Left - Returns a specified number of characters from the left side of a ... 
  • Len - The number of characters in a string 
  • LoadPicture - Returns a picture object 
  • Log - Natural logarithm of a number 
  • LTrim - Removes leading spaces from a string 
  • Mid - Returns a specified number of characters from a string 
  • Minute - Returns the minute of the current hour (0 - 59) 
  • Month - Returns the month of the year(1 - 12) 
  • MonthName - Name for specified month 
  • MsgBox - Displays a message in a dialog box 
  • Now - Current date and time 
  • Oct - Returns the octal value of a number 
  • Replace - Replaces a specified substring with a string 
  • RGB - Number representing an RGB color value 
  • Right - Returns a specified number of characters from the right side of a... 
  • Rnd - Returns a random number 
  • Round - Returns a number rounded to a specified number of decimal places 
  • RTrim - Removes trailing spaces from a string 
  • ScriptEngine - Returns the name of the scripting language in use 
  • ScriptEngineBuildVersion - Returns the build version number of the scripting language in use 
  • ScriptEngineMajorVersion - Returns the major version number of the scripting language in use 
  • ScriptEngineMinorVersion - Returns the minor version number of the scripting language in use 
  • Second - Returns the second of the minute 
  • SetLocale - Sets the global locale 
  • Sgn - The sign of a number 
  • Sin - The sine of an angle 
  • Space - Returns a string consisting of the specified number of spaces 
  • Split - Returns an array containing a specified number of substrings 
  • Sqr - The square root of a number 
  • StrComp - Returns a value indicating the result of a string comparison 
  • String - Returns a repeating character string of the length specified 
  • StrReverse - Returns a string in which the character order of a specified stri... 
  • Tan - The tangent of an angle 
  • Time - Current system time 
  • Timer - Number of seconds since 12:00 AM (midnight) 
  • TimerSerial - The time for a specific hour, minute, and second 
  • TimeValue - Date value containing the time 
  • Trim - Removes leading and trailing spaces from a string 
  • TypeName - Name of variable type for a specified variable 
  • UBound - Returns the largest available subscript for the indicated dimensi... 
  • UCase - Converts a string to uppercase 
  • Unescape - Decodes a string encoded with the Escape function 
  • VarType - Returns a value indicating the subtype of a variable 
  • Weekday - A whole number representing the day of the week 
  • WeekdayName - A string indicating the specified day of the week 
  • Year - A whole number representing the year 

    • Keywords

  • Empty - Indicates an uninitialized variable value 
  • False - Value equal to 0 
  • Nothing - Disassociates an object variable from an object 
  • Null - Used to indicate a variable contains no valid data 
  • True - Value equal to -1 

    • Operators

  • & - Concatenates two expressions 
  • * - Multiplies two numbers 
  • + - Sums two numbers 
  • - - Finds the difference between two numbers 
  • / - Divides two numbers 
  • = - Assigns a value to a variable or writable property 
  • \ - Divides two numbers and returns an integer result 
  • ^ - Raises a number to a power 
  • And - Performs a logical conjunction on two expressions 
  • Eqv - Performs a logical equivalence on two expressions 
  • Imp - Performs a logical implication on two expressions 
  • Is - Compares two object reference variables 
  • Mod - Divides two numbers and returns only the remainder 
  • Not - Performs logical negation on an expression 
  • Or - Performs a logical disjunction on two expressions 
  • Xor - Performs a logical exclusion on two expressions 

    • Statements

  • ' - Includes expanatory remarks within the code of a script 
  • Call - Transfers control to a Sub or Function procedure. The optional ar... 
  • Case - Identifies a statement to run depending upon the value of an expr... 
  • Class - Declares the name of a class 
  • Const - Declares constants to be used in place of literal values 
  • Dim - Declares variables and allocates storage space 
  • Do - Repeats a block of statements while a condition is True or until ... 
  • Each - Repeats statements for each element in an array or collection 
  • Else - Executes a group of statements if a condition is not true 
  • ElseIf - Specifies additional conditional actions in an "if" statement 
  • End - Marks the end of an "if", "select", "with" or "function" statemen... 
  • Erase - Reinitializes the elements of fixed-size arrays 
  • Execute - Executes one or more specified statements 
  • ExecuteGlobal - Executes one or more specified statements in the global namespace... 
  • Exit - Exits a block code 
  • Explicit - Used with the Option keyword to force the explicit declaration of... 
  • For - Repeats a group of statements a specified number of times 
  • Function - Declares the name, arguments, and code that form the body of a Fu... 
  • If - Executes a group of statements based on a condition 
  • Loop - Repeats a block of statements while a condition is True or until ... 
  • Next - Identifies the end of a For loop 
  • On Error - Enables or disables error-handling 
  • Option - Used with the Explicit keyword to force the explicit declaration ... 
  • Private - Declares private variables in a Class block (a private variable) 
  • Public - Declares public variables 
  • Randomize - Initializes the random-number generator 
  • ReDim - Declares arrays and reallocates its storage space 
  • Rem - Includes expanatory remarks within the code of a script 
  • Select - Executes on group of statements depending upon the value of an ex... 
  • Set - Assigns an object reference to a variable or property 
  • Stop - Suspends execution 
  • Sub - Declares the name, arguments and code the for the body of a Sub P... 
  • Then - Executes a group of statements if a condition is not true 
  • Wend - Indicates the end of a While statement 
  • While - Executes a series of statements as longs as a given condition is ... 
  • With - Executes a series of statements on a single object 

 

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