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This page contains all the built-in VBScript functions. The page is divided into following sections:
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CDate Converts a valid date and time expression to the variant of subtype Date
·µ»Ø±í´ïʽ£¬´Ë±í´ïʽÒѱ»×ª»»Îª Date ×ÓÀàÐ굀 Variant
Date ·µ»Øµ±Ç°ÏµÍ³ÈÕÆÚ¡£
DateAdd ·µ»ØÒÑÌí¼ÓÖ¸¶¨Ê±¼ä¼ä¸ôµÄÈÕÆÚ¡£
DateDiff ·µ»ØÁ½¸öÈÕÆÚÖ®¼äµÄʱ¼ä¼ä¸ô¡£
DatePart ·µ»Ø¸ø¶¨ÈÕÆÚµÄÖ¸¶¨²¿·Ö¡£
DateSerial Returns the date for a specified year, month, and day
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DateValue Returns a date
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Day Returns a number that represents the day of the month (between 1 and 31, inclusive)
·µ»ØÈÕÆÚÖеÄÈÕ(ÔÚ1Óë31Ö®¼ä£¬°üº¬)
FormatDateTime Returns an expression formatted as a date or time
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Hour Returns a number that represents the hour of the day (between 0 and 23, inclusive)
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IsDate Returns a Boolean value that indicates if the evaluated expression can be converted to a date
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Minute Returns a number that represents the minute of the hour (between 0 and 59, inclusive)
·µ»ØÊ±¼äÀïµÄ·ÖÖÓ(ÔÚ0µ½59Ö®¼ä£¬°üº¬)
Month Returns a number that represents the month of the year (between 1 and 12, inclusive)
·µ»ØÈÕÆÚÀïµÄÔ·Ý(ÔÚ1ºÍ12Ö®¼ä£¬°üº¬)
MonthName Returns the name of a specified month
·µ»ØÖ¸¶¨Ô·ݵÄÃû³Æ
Now Returns the current system date and time
·µ»Øµ±Ç°ÏµÍ³µÄÈÕÆÚÓëʱ¼ä
Second Returns a number that represents the second of the minute (between 0 and 59, inclusive)
·µ»ØÊ±¼äÀïµÄÃë(ÔÚ0ºÍ59Ö®¼ä£¬°üº¬)
Time Returns the current system time
·µ»Øµ±Ç°ÏµÍ³Ê±¼ä
Timer Returns the number of seconds since 12:00 AM
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TimeSerial Returns the time for a specific hour, minute, and second
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TimeValue Returns a time
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Weekday Returns a number that represents the day of the week (between 1 and 7, inclusive)
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WeekdayName Returns the weekday name of a specified day of the week
·µ»ØÖ¸¶¨ÈÕÆÚµÄÐÇÆÚÃû³Æ
Year Returns a number that represents the year
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Asc ·µ»ØÓë×Ö·û´®µÄµÚÒ»¸ö×Öĸ¶ÔÓ¦µÄ ANSI ×Ö·û´úÂë
CBool Converts an expression to a variant of subtype Boolean
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CByte Converts an expression to a variant of subtype Byte
·µ»Ø±í´ïʽ£¬´Ë±í´ïʽÒѱ»×ª»»Îª Byte ×ÓÀàÐ굀 Variant
CCur Converts an expression to a variant of subtype Currency
·µ»Ø±í´ïʽ£¬´Ë±í´ïʽÒѱ»×ª»»Îª Currency ×ÓÀàÐ굀 Variant
CDate Converts a valid date and time expression to the variant of subtype Date
·µ»Ø±í´ïʽ£¬´Ë±í´ïʽÒѱ»×ª»»Îª Date ×ÓÀàÐ굀 Variant
CDbl Converts an expression to a variant of subtype Double
·µ»Ø±í´ïʽ£¬´Ë±í´ïʽÒѱ»×ª»»Îª Double ×ÓÀàÐ굀 Variant
Chr Converts the specified ANSI code to a character
·µ»ØÓëÖ¸¶¨µÄ ANSI ×Ö·û´úÂëÏà¶ÔÓ¦µÄ×Ö·û¡£
CInt Converts an expression to a variant of subtype Integer
·µ»Ø±í´ïʽ£¬´Ë±í´ïʽÒѱ»×ª»»Îª Integer ×ÓÀàÐ굀 Variant
CLng Converts an expression to a variant of subtype Long
·µ»Ø±í´ïʽ£¬´Ë±í´ïʽÒѱ»×ª»»Îª Long ×ÓÀàÐ굀 Variant
CSng Converts an expression to a variant of subtype Single
·µ»Ø±í´ïʽ£¬¸Ã±í´ïʽÒѱ»×ª»»Îª Single ×ÓÀàÐ굀 Variant
CStr Converts an expression to a variant of subtype String
·µ»Ø±í´ïʽ£¬¸Ã±í´ïʽÒѱ»×ª»»Îª String ×ÓÀàÐ굀 Variant
Hex Returns the hexadecimal value of a specified number
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Oct Returns the octal value of a specified number
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FormatCurrency Returns an expression formatted as a currency value
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FormatDateTime Returns an expression formatted as a date or time
·µ»Ø±í´ïʽ£¬´Ë±í´ïʽÒѱ»¸ñʽ»¯ÎªÈÕÆÚ»òʱ¼ä
FormatNumber Returns an expression formatted as a number
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FormatPercent Returns an expression formatted as a percentage
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Abs Returns the absolute value of a specified number
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Atn Returns the arctangent of a specified number
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Cos Returns the cosine of a specified number (angle)
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Exp Returns e raised to a power
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Hex Returns the hexadecimal value of a specified number
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Int Returns the integer part of a specified number
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Fix Returns the integer part of a specified number
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Log Returns the natural logarithm of a specified number
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Oct Returns the octal value of a specified number
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Rnd Returns a random number less than 1 but greater or equal to 0
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Sgn Returns an integer that indicates the sign of a specified number
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Sin Returns the sine of a specified number (angle)
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Sqr Returns the square root of a specified number
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Tan Returns the tangent of a specified number (angle)
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Array Returns a variant containing an array
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Filter Returns a zero-based array that contains a subset of a string array based on a filter criteria
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IsArray Returns a Boolean value that indicates whether a specified variable is an array
·µ»Ø Boolean ÖµÖ¸Ã÷ij±äÁ¿ÊÇ·ñΪÊý×é¡£
Join Returns a string that consists of a number of substrings in an array
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LBound Returns the smallest subscript for the indicated dimension of an array
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Split Returns a zero-based, one-dimensional array that contains a specified number of substrings
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UBound Returns the largest subscript for the indicated dimension of an array
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InStr Returns the position of the first occurrence of one string within another. The search begins at the first character of the string
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InStrRev Returns the position of the first occurrence of one string within another. The search begins at the last character of the string
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LCase Converts a specified string to lowercase
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Left Returns a specified number of characters from the left side of a string
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Len Returns the number of characters in a string
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LTrim Removes spaces on the left side of a string
·µ»Ø²»´øÇ°µ¼¿Õ¸ñ (LTrim) µÄ×Ö·û´®¸±±¾¡£
RTrim Removes spaces on the right side of a string
·µ»Ø²»´øºóÐø¿Õ¸ñ (RTrim) µÄ×Ö·û´®¸±±¾¡£
Trim Removes spaces on both the left and the right side of a string
·µ»Ø²»´øÇ°µ¼ÓëºóÐø¿Õ¸ñ (Trim) µÄ×Ö·û´®¸±±¾¡£
Mid Returns a specified number of characters from a string
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Replace Replaces a specified part of a string with another string a specified number of times
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Right Returns a specified number of characters from the right side of a string
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Space Returns a string that consists of a specified number of spaces
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StrComp Compares two strings and returns a value that represents the result of the comparison
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String Returns a string that contains a repeating character of a specified length
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StrReverse Reverses a string
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UCase Converts a specified string to uppercase
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CreateObject Creates an object of a specified type
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Eval Evaluates an expression and returns the result
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GetLocale Returns the current locale ID
·µ»Øµ±Ç°µÄÇøÓòÉèÖà ID Öµ¡£
GetObject Returns a reference to an automation object from a file
·µ»Ø¶ÔÎļþÖÐ Automation ¶ÔÏóµÄÒýÓÃ
GetRef Allows you to connect a VBScript procedure to a DHTML event on your pages
·µ»ØÒ»¸öÖ¸ÏòÒ»¹ý³ÌµÄÒýÓ㬴˹ý³Ì¿É°ó¶¨Ä³Ê¼þ
InputBox Displays a dialog box, where the user can write some input and/or click on a button, and returns the contents
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IsEmpty Returns a Boolean value that indicates whether a specified variable has been initialized or not
·µ»Ø Boolean ÖµÖ¸Ã÷±äÁ¿ÊÇ·ñÒѳõʼ»¯
IsNull Returns a Boolean value that indicates whether a specified expression contains no valid data (Null)
·µ»Ø Boolean Öµ£¬Ö¸Ã÷±í´ïʽÊÇ·ñ²»°üº¬ÈκÎÓÐЧÊý¾Ý (Null)¡£
IsNumeric Returns a Boolean value that indicates whether a specified expression can be evaluated as a number
·µ»Ø Boolean ÖµÖ¸Ã÷±í´ïʽµÄÖµÊÇ·ñΪÊý×Ö¡£
IsObject Returns a Boolean value that indicates whether the specified expression is an automation object
·µ»Ø Boolean ÖµÖ¸Ã÷±í´ïʽÊÇ·ñÒýÓÃÁËÓÐЧµÄ Automation ¶ÔÏó¡£
LoadPicture Returns a picture object. Available only on 32-bit platforms
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MsgBox Displays a message box, waits for the user to click a button, and returns a value that indicates which button the user clicked
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RGB Returns a number that represents an RGB color value
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Round Rounds a number
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ScriptEngine Returns the scripting language in use
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ScriptEngineBuildVersion Returns the build version number of the scripting engine in use
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ScriptEngineMajorVersion Returns the major version number of the scripting engine in use
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ScriptEngineMinorVersion Returns the minor version number of the scripting engine in use
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SetLocale Sets the locale ID and returns the previous locale ID
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TypeName Returns the subtype of a specified variable
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VarType Returns a value that indicates the subtype of a specified variable
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