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Random string-asp instance

Source: Internet
Author: User
Tags chr
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The 13-digit random string generated by this instance is:
RJNVy1gcnE7F7
Source code:
<% @ LANGUAGE = VBScript %>
<Html>
<Title>
Generate random string
</Title>
<Body>
<%
Function gen_key (digits)
'Define and initialize the array
Dim char_array (80)
'Initialize the number
For I = 0 To 9
Char_array (I) = CStr (I)
Next
'Initialize uppercase letters
For I = 10 To 35
Char_array (I) = Chr (I + 55)
Next
'Initialize lowercase letters
For I = 36 To 61
Char_array (I) = Chr (I + 61)
Next
Randomize' initializes the random number generator.
Do while len (output) <digits
Num = char_array (Int (62-0 + 1) * Rnd + 0 ))
Output = output + num
Loop
'Set the return value
Gen_key = output
End Function
'Return the result to the browser
Response. write "the 13-digit random string generated by this instance is :"
Response. write "<center>"
Response. write gen_key (13)
Response. write "</center>"
%>
</Body>
</Html>
The following learning channels use html pages to demonstrate the actual effect of asp code. If you want to see the actual effect, copy the code preview on your own.

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