如何限制字符串长度

Question

<a target="_blank" href="newsfile/<%=rs("newsname")%>" >  <% if len(rs("title")<20 then response.write(rs("title")) else response.write(left(rs("title",20) & "……")%></a>

Answer 1

<a target="_blank" href="newsfile/<%=rs("newsname")%>" >  <% if len(rs("title")<20 then response.write(rs("title")) else response.write(left(rs("title"),20) & "……")%></a>

Answer 2

<a target="_blank" href="newsfile/<%=rs("newsname")%>" >  <% if len(rs("title")>=20 then response.write(left(rs("title",20) & "……")%> else response.write(rs("title"))</a>

Answer 3

<a target="_blank" href="newsfile/<%=rs("newsname")%>" >  <%if rs("title")>20 then title=left(rs("title"),17)&"..." else title=rs("title")%><a href="#" title="<%=rs("title")%>"><%=title")%></a>