摘要： 今天 折腾了好久,才弄好这个,多线程操作 同一个textbox.本来就是菜鸟的我还折腾着用上了委托.privatedelegatevoidreturnStrDelegate(stringstr);privatevoidbutton1_Click(objectsender,EventArgse){returnCB(textbox1AppendText,"1111");Threadthread1=newThread(newThreadStart(GetUrl));thread1.Name="geturl";thread1.IsBackground=true; 阅读全文