java中的hashMap存取數據非常方便,可惜ASP中沒有類似的類.作者在開發程序中需要類似的數據類型,於是構造了一個能基本類似hashMap功能的類,可以實現鍵值存取操作等,存取的數據可以為ASP 中的任何基本類型.
下面是程序的代碼,貼到一個空的ASP中可以直接運行.有問題可以在這裡與我交流:
<%
'miantuanMap的使用范例
'作者:miantuan.net
'email:[email protected]
'qq:12694448
'交流區:http://www.miantuan.net
'實例化一個MtMap類的對象
set miantuanMap = new MtMap
'給mp對象賦值
miantuanMap.putv "a","miantuan.net"
miantuanMap.putv "b","www.miantuan.net"
miantuanMap.putv "c","http://www.miantuan.net"
response.write "[鍵值數量]:"&miantuanMap.count
response.write "<br>"
response.write "[a]:"&miantuanMap.getv("a")
response.write "<br>"
response.write ":"&miantuanMap.getv("b")
response.write "<br>"
response.write "[c]:"&miantuanMap.getv("c")
response.write "<hr>"
'刪除key為"b"的鍵值
miantuanMap.delv "b"
response.write "[鍵值數量]:"&miantuanMap.count
response.write "<br>"
response.write "[a]:"&miantuanMap.getv("a")
response.write "<br>"
response.write ":"&miantuanMap.getv("b")
response.write "<br>"
response.write "[c]:"&miantuanMap.getv("c")
response.write "<hr>"
'清空miantuanMap的所有值
miantuanMap.clear
'給key為"c"的鍵值重新賦值
miantuanMap.putv "c","http://miantuan.net"
response.write "[鍵值數量]:"&miantuanMap.count
response.write "<br>"
response.write "[a]:"&miantuanMap.getv("a")
response.write "<br>"
response.write ":"&miantuanMap.getv("b")
response.write "<br>"
response.write "[c]:"&miantuanMap.getv("c")
response.write "<hr>"
'-------------------------------------
'實現類似hashMap功能的類
'作者:miantuan.net
'email:[email protected]
'qq:12694448
Class MtMap
private arr()
private arr_len
'構造函數
private Sub Class_Initialize
'其中 arr(0,n)為key,arr(1,n)為value
arr_len = 0
redim arr(1,arr_len)
end sub
'賦值,如果存在則覆蓋
public sub putv(k,v)
dim is_update
is_update = false
arr_len = ubound(arr,2)
for i=0 to arr_len-1
if k=arr(0,i) then
arr(1,i) = v
is_update = true
exit for
end if
next
if not is_update then
arr_len = arr_len +1
redim preserve arr(1,arr_len)
arr(0,arr_len) = k
arr(1,arr_len) = v
end if
end sub
'取得key為"k"的鍵值
public function getv(k)
dim v
v = ""
for i=0 to arr_len
if k=arr(0,i) then
v = arr(1,i)
exit for
end if
next
getv = v
end function
'刪除key為"k"的鍵值
public sub delv(k)
arr_len = ubound(arr,2)
for i=0 to arr_len
if k=arr(0,i) then
v = arr(1,i)
for k = i to arr_len-1
arr(0,k) = arr(0,k+1)
arr(1,k) = arr(1,k+1)
next
arr_len = arr_len - 1
redim preserve arr(1,arr_len)
exit for
end if
next
end sub
'獲得MtMap中鍵值的數量
public property get count()
count = arr_len
end property
'清空MtMap中所有的鍵值
public sub clear()
arr_len = 0
redim arr(1,1)
end sub
end class
%>