ASP函数详解(2)

Rtrim()
  FUNCTION: 去掉字符串右边的字符串.
  SYNTAX: Rtrim(string)
  ARGUMENTS:
  EXAMPLE: <%
  strTest = "This is a test!! "
  response.write RTrim(strTest)
  %>
  RESULT: This is a test!!
Second()
  FUNCTION: 返回秒.
  SYNTAX: Second(time)
  ARGUMENTS: .
  EXAMPLE:
<%=Second(#12:34:28 PM#)%>
  RESULT: 28


StrReverse()
  FUNCTION: 反排一字符串
  SYNTAX: StrReverse(string)
  ARGUMENTS:
  EXAMPLE: <%
  strTest = "This is a test!!"
  response.write StrReverse(strTest)
  %>
  RESULT: !!tset a si sihT


Time()
  FUNCTION: 返回系统时间.
  SYNTAX: Time()
  ARGUMENTS: .
  EXAMPLE: <%=Time%>
  RESULT: 9:58:28 AM


Trim()
  FUNCTION: 去掉字符串左右的空格.
  SYNTAX: Trim(string)
  ARGUMENTS: string is any valid string expression.
  EXAMPLE: <%
  strTest = " This is a test!! "
  response.write Trim(strTest)
  %>
  RESULT: This is a test!!


UBound()
  FUNCTION: 返回指定数组维数的最大可用下标.
  SYNTAX: Ubound(arrayname [, dimension>)
  ARGUMENTS: dimension (optional) 指定返回哪一维上界的整数。1 表示第一维,2 表示第二维,以此类推。如果省略 dimension 参数,则默认值为 1.
  EXAMPLE: <%
  i = Array("Monday","Tuesday","Wednesday")
  response.write UBound(i)
  %>
  RESULT: 2


UCase()
  FUNCTION: 返回字符串的大写形式.
  SYNTAX: UCase(string)
  ARGUMENTS:
  EXAMPLE: <%
  strTest = "This is a test!!"
  response.write UCase(strTest)
  %>
  RESULT: THIS IS A TEST!!


VarType()
  FUNCTION: 返回指示变量子类型的值
  SYNTAX: VarType(varName)
  ARGUMENTS:
  EXAMPLE: <%
  i = 3
  response.write varType(i)
  %>
  RESULT: 2(数字)详见"asp常数"


WeekDay()
  FUNCTION: 返回在一周的第几天.
  SYNTAX: WeekDay(date [, firstdayofweek])
  ARGUMENTS: .
  EXAMPLE: <%
  d = #8/4/99#
  response.write Weekday(d)
  %>
  RESULT: 4(星期三)


WeekDayName()
FUNCTION: 返回一周第几天的名字.
SYNTAX: WeekDayName(weekday [, Abb [, firstdayofweek>>)
ARGUMENTS: Abb可选。Boolean 值,指明是否缩写表示星期各天的名称。如果省略, 默认值为 False,即不缩写星期各天的名称.firstdayofweek指明星期第一天的数值


EXAMPLE:


<%
d = #8/4/99#
response.write WeekdayName(Weekday(d))
%>
RESULT: Wednesday


Year()
  FUNCTION: 返回当前的年份.
  SYNTAX: Year(date)
  ARGUMENTS:
  EXAMPLE: <%=Year(#8/4/99#)%>
  RESULT: 1999