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Exp Function ReturnEThe power of a natural logarithm. Exp (Number) NumberThe parameter can be any valid numeric expression.Description IfNumberIf the parameter value exceeds 709.782712893, an error occurs. ConstantEThe value is about 2.718282.

INT and fix Functions Returns the integer part of a number. INT (Number) Fix (Number) NumberThe parameter can be any valid numeric expression. IfNumberIf the parameter contains null, returnNull. Description IntAndFixDelete all

String Function Returns a string consisting of a specified length and repeated characters. String (Number, Character) Parameters Number Returns the length of a string. IfNumberIf the parameter contains null, returnNull. Character Character

Dim bsurvey 'Show QuestionnaireConst bid = "1" ' questionnaire id Bsurvey = false'Check whether the questionnaire has been shown.If instr (request. Cookies ("S"), ":" & Bid & ":") = 0 then 'If the survey table is not

Replace Method Replace the text found in the regular expression search. Object. Replace (String1, string2) Parameters Object Required. Always oneRegexpObject Name. String1 Required.String1Is the string to be replaced by text. String2

VBScript object Description Language Element Provides access to events of the created class. Class Object The object used to save the primary key and value pair of data. Dictionary object

Err Contains information about running errors. Accept errors used to generate and clear runtime errorsRaiseAndClearMethod.Description ErrAn object is an inherent object with a global scope: you do not haveCodeExample of creating it.ErrProperty is

How to handle timeout events? 1. IIS sets the execution time (90 s by default) for an endless execution process: DOCounter = counter + 1Response. write counter & ""Response. flushLOOP%> 2. Custom time. Use the program to set the time period of

How can we periodically Save the number of visitors?

Atn Function Returns the arc tangent of a value. Atn (Number) NumberThe parameter can be any valid numeric expression.Description AtnFunction compute the ratio of two sides of a right triangle (Number) And returns the radians of the

CCur Function Return expression, which has been convertedCurrencyChild typeVariant. CCur (Expression) ExpressionThe parameter is any valid expression.Description Generally, you can use the subtype Data Conversion Function to write code to show

VBScript encoding Convention Coding conventions are some suggestions to help you write code using Microsoft Visual Basic Scripting Edition. Encoding conventions include the following: Naming Conventions for objects, variables, and processes

CSng Function Return expression, which has been convertedSingleChild typeVariant. CSng (Expression) ExpressionThe parameter is any valid expression.Description Generally, code can be written using a subtype Conversion Function to show that the

DateSerial Functions ReturnsDateChild typeVariant. DateSerial(year, month, day)Arguments Year A numeric or numeric expression between 100 and 9999. Month Any numeric expression. Day Any numeric expression.Description Specify a date, for example,

FormatDateTime Function Return expression, which has been formatted as a date or time. FormatDateTime(Date[, NamedFormat])Parameters Date Required. The date expression to be formatted. NamedFormat Optional. Indicates the value of the date/time

FormatNumber Function Return expression, which has been formatted as a value. FormatNumber( expression [,NumDigitsAfterDecimal [,IncludeLeadingDigit [,UseParensForNegativeNumbers [,GroupDigits]]]])Arguments Expression Required. The expression to be

IsNumeric Function Returns a Boolean value to indicate whether the expression value is a number. IsNumeric (Expression) ExpressionThe parameter can be any expression.Description If the entireExpressionRecognized as a number,IsNumericFunction

Mid Function Returns a specified number of characters from a string. Mid (String, start [, length])Parameters String String expression, which returns characters. IfStringContains Null, then returnNull. Start StringThe start position of the

Raise Method Generate runtime error object.Raise(number, source, description, helpfile, helpcontext)Parameters Object Should beErrObject. Number LongThe integer subtype, indicating the nature of the error. The VBScript error range is between 0 and 65

RegExp object Supports simple regular expressions.Description The following code illustratesRegExpObject usage: Function RegExpTest (patrn, strng) Dim regEx, Match, Matches'Create a variable.Set regEx = NewRegExp'Create a regular expression.RegEx.