ASP.NET common function table

xiaoxiao2021-03-06  120

ABS (Number) Absolute value of the value.

ASC (String) gets the first character ASCII code for string expressions.

ATN (NUMBER) acquisition an angle of an angle.

CallbyName (Object Procname UseCallType [args ()]) Performs an object's method, setting, or back the properties of the object.

CBOOL (Expression) The conversion expression is a Boolean type.

CBYTE (Expression) conversion expression is a BYTE type.

Cchar (Expression) conversion expression is a character type.

CDATE (Expression) conversion expression is a DATE type.

The CDBL (Expression) conversion expression is a Double type.

The CDEC (Expression) conversion expression is a Decimal type.

CINT (Expression) Conversion Expression is an Integer type.

ClNG (Expression) Conversion Expression is a long type.

COBJ (Expression) Conversion Expression is Object.

CShort (Expression) conversion expression is a short type.

CSNG (Expression) conversion expression is a Single type.

CSTR (Expression) conversion expression is a string type.

Choose (INDEX Choice-2 ... [choice-n]]) selects and transmits the set parameters in an index value.

CHR (Charcode) gets character content in ASCII code.

Close (filenumberlist) ends the file using Open.

COS (Number) gets a cosine value of an angle.

CType (Expression TypeName) Converting the expression of the expression.

DateAdd (DateInterVal Number DateTime) adds or decreases for date or time.

DateDiff (DateInterVal Date1 Date2) calculates the difference between two dates or time.

DatePart (DateInterval Date) is followed by the date or time parameter to return to the year, month, day or time.

DateSerial (Year Month Day) combines the received parameters into a DATE-based data that only date.

DateValue (datetime) obtains the date value of the country setting style and contains time.

DAY (datetime) passed back to the day according to the date parameter received.

EOF (Filenumber) is sent back to True when arriving at the end of an open file.

Exp (Number) is transmitted back to the secondary value of E of EX.

FileDateTime (Pathname) Remove the date of the file, time.

Filelen (Pathname) The length of the file is transmitted, and the unit is Byte.

Filter (SourceRay Match]] Search for specified strings in the string array, all array elements contain specified strings, combine them into new string array and back. If you want to pass the array elements that do not contain the specified string, the include parameter is set to false. The Compare parameter is whether it is case sensitive when setting the search, as long as it will be given to the TextCompare constant or 1.

FIX (NUMBER) removes the fractional portion of the parameter and is back.

Format (Expression [style [firstweekofyear]]) This time the date, time, and numerical data are converted to each country.

FormatCurrency (Expression [NumdigitsAfterDecimal [incrudeLeadingDigit]]) outputs the numerical value as the amount.

The NumdigitsAfterDecimal parameter is the number of small numbers, and the includeLeadingDigit parameter is added to the integer when the integer is 0.

FormatorTime (Date [namedFormat]) is sent back to the formatted date or time data. FormatNumber (Expression [NumdigitsAfterDecimal [includeEleAdingDigit]]

Numerical data. The NumdigitsAfterDecimal parameter is the number of small numbers, and the includeLeadingDigit parameter is added to the integer when the integer is 0.

Formatpercent (Expression [NUMDIGITSAFTERDECIMAL [INCLUDELEADIGIT]] is transmitted into value data translated into a percentage format. The NumdigitsAfterDecimal parameter is the number of small numbers, and the includeLeadingDigit parameter is added to the integer when the integer is 0.

GetAttr (filename) Removes the properties value of the file or directory.

HEX (Number) converts numeric parameters to 16 enumeration values.

Hour (TIME) The hour field of the time is Integer.

IIF (Expression TruePart Falsepart) Performs a prior section of the TruePart field when the return value of the expression is true, and then execute the FalsePart field.

INSTR ([START] STRING1 STRING2) Search String2 Parameter Set Character appears in the first few characters in the string, starting with the first few characters, string1 is string to search, String2 is a character to search for characters.

INT (NUMBER) is transmitted back to the maximum integer value of the received parameter.

Isarray (varName) determines whether a variable is an array state, if an array is returned to True, and it is false.

Isdate (Expression) Judging whether the expression content is a DateTime type. If it comes back to True, it is false.

Isdbnull (Expression) Judging whether the expression content is null, if it comes back to True, it is false.

ISNUMERIC (EXPRESSION) determines if the expression content is a numerical state, and if it comes back to True, it is false.

Join (SourceRay [Delimiter]) combines the character string and unique strings, and the DELIMITER parameter is set to add new strings between each element.

LCASE (String) Converts strings to lowercase fonts.

LEFT (String Length) The character string begins to obtain the length of the length parameter setting length.

Len (string) gets the length of the string.

Log (NUMBER) Natural logar of value.

Ltrim (String) removes the left blank portion of the string.

MID (String Start [Length]) Remove the string of the LENGTH length after the Strat parameter set in the string, if the length parameter is not set, retrieve all the characters after the start of START.

Minute (TIME) obtains the partial part of the time content, and the type is Integer.

MKDIR (PATH) establishes a new directory.

Month (date) gets the date of the date and the type is Integer.

Monthname (Month) obtains a complete way of writing this month according to the received month value.

Now () achieves the current date and time.

Oct (Number) converts numeric parameters to an 8-enabled value.

Replace (Expression Find Replace) converts the string specified in the string to the string specified by the REPLACE parameter.

Right (StringLength) starts the character of the length parameter setting length from the right side of the string.

RMDIR (PATH) Removes an empty directory.

RND () acquires a decimal number between 0 and 1, if you have different values ​​each time, you need to add Randomize to the Randomize before use. RTRIM (String) removes the right blank portion of the string.

Second (TIME) gets the second part of the time content, and the type is Integer.

Sign (NUMBER) acquisition value is a positive or negative number, positive transmission back 1, and negative numbers return -1,0 pass back 0.

SIN (NUMBER) gets a sinusoidal value of an angle.

Space (Number) gets a blank string set by Number parameter.

Split (Expression [Delimiter]) The condition string set by the Delimiter parameter to divide the string into a string array.

SQRT (NUMBER) gets a number worth square root.

Str (NUMBER) turns back the number into a string.

Strreverse (Expression) obtained the result after the string content reversal.

Tan (NUMBER) acquires a positive cut value of an angle.

TimeOfDay () gets the current time that does not contain the date.

Timer () gets the number of seconds from 0:00 to the current time, and the type is Double.

TimeSerial (HOUR Minute Second) combines the received parameters into a data available only time DATE.

TIMAVALUE (TIME) gets the time value that meets the country setting style.

Today () gets the date that does not contain time today.

Trim (string) removes the head of the string and ends.

TypeName (varName) gets the type of variable or object.

Ubound (ArrayName [Dimension]) acquires the final index value of the array, and the Dimension parameter is the final index value that specifies the shorter dimension.

UCASE (String) Converts strings to uppercase.

Val (string) converts a string of characters to a numerical state. If the content containing non-numbers in the string, it will be removed as a number.

The date in the parameters taken by Weekday (Date) is a week, Sunday is 1, Monday 2, and Tuesday is 3.

WeekDayName (Number) obtained the name of the week, the received parameters are 1 to 7, the Sunday is 1, Monday is 2, Tuesday is 3.

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