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Array() FUNCTION: 返回一个数组 SYNTAX: Array(list) ARGUMENTS: 字符,数字均可 EXAMPLE: <% Dim myArray() For i = 1 to 7 Redim Preserve myArray(i) myArray(i) = WeekdayName(i) Next %> RESULT: 建立了一个包含7个元素的数组myArray myArray("Sunday","Monday", ... ... "Saturday")
CInt() FUNCTION: 将一个表达式转化为数字类型 SYNTAX: CInt(expression) ARGUMENTS: 任何有效的字符均可 EXAMPLE: <% f = "234" response.write cINT(f) + 2 %> RESULT: 236 转化字符"234"为数字"234",如果字符串为空,则返回0值
CreateObject() FUNCTION: 建立和返回一个已注册的ACTIVEX组件的实例。 SYNTAX: CreateObject(objName) ARGUMENTS: objName 是任何一个有效、已注册的ACTIVEX组件的名字. EXAMPLE: <% Set con = Server.CreateObject("ADODB.Connection") %> RESULT:
CStr() FUNCTION: 转化一个表达式为字符串. SYNTAX: CStr(expression) ARGUMENTS: expression 是任何有效的表达式。 EXAMPLE: <% s = 3 + 2 response.write "The result is: " & cStr(s) %> RESULT: 转化数字“5”为字符“5”。
Date() FUNCTION: 返回当前系统日期. SYNTAX: Date() ARGUMENTS: None. EXAMPLE: <%=Date%> RESULT: 8/4/99
DateAdd() FUNCTION: 返回一个被改变了的日期。 SYNTAX: DateAdd(timeinterval,number,date) ARGUMENTS: timeinterval is the time interval to add; number is amount of time intervals to add; and date is the starting date. EXAMPLE: <% currentDate = #8/4/99# newDate = DateAdd("m",3,currentDate) response.write newDate %>
<% currentDate = #12:34:45 PM# newDate = DateAdd("h",3,currentDate) response.write newDate %> RESULT: 11/4/99 3:34:45 PM
"m" = "month"; "d" = "day";
If currentDate is in time format then, "h" = "hour"; "s" = "second";
DateDiff() FUNCTION: 返回两个日期之间的差值 。 SYNTAX: DateDiff(timeinterval,date1,date2 [, firstdayofweek [, firstweekofyear>>) ARGUMENTS: timeinterval 表示相隔时间的类型,如“M“表示“月”。 EXAMPLE: <% fromDate = #8/4/99# toDate = #1/1/2000# response.write "There are " & _ DateDiff("d",fromDate,toDate) & _ " days to millenium from 8/4/99." %> RESULT: 从8/4/99 到2000年还有 150 天.
Day() FUNCTION: 返回一个月的第几日 . 本新闻共 6页,当前在第 1页 1 2 3 4 5 6 |