菜鳥(niǎo)學(xué)堂: asp.net 2.0允許通過(guò)代碼在tracefinished事件里來(lái)訪問(wèn)每個(gè)請(qǐng)求的跟蹤信息。tracefinished事件是由tracecontext對(duì)象引發(fā),用于在收集完所有請(qǐng)求信息后公開(kāi)跟蹤消息。可以利用此事件對(duì)跟蹤信息進(jìn)行不同的輸出。以下代碼就是用程序輸出跟蹤信息。
<%@ page language="vb"%> <script runat="server"> protected sub page_load(byval sender as object, byval e as system.eventargs) addhandler trace.tracefinished, addressof ontracefinished trace.write("自定義類(lèi)別", "自定義跟蹤消息") end sub private sub ontracefinished(byval sender as object, byval e as tracecontexteventargs) dim tcr as tracecontextrecord for each tcr in e.tracerecords response.write(string.format(" <li>跟蹤類(lèi)別:{0} 跟蹤消息:{1}", tcr.category, tcr.message)) next end sub