作者:xiaoyou
出处: www.csdn.com  

  





<%!
stc_rsyb_name stcrsyname1[];
stc_syb_inf stcsybinf1[];
%>

<%/*
   string p = (string) session.getvalue("access");
   if (p==null || !p.equals("1")) {
     response.sendredirect("error.htm");
     return;
   }*/
%>
<%!
file://得到机器名字或ip
string get_myhostname(javax.servlet.http.httpservletrequest request){
  string myhostname = null;
    try{
      myhostname = request.getremotehost();
      myhostname = myhostname.touppercase();
    }catch(exception e){}
  return myhostname;
}
file://处理空字符串
  string dealnull(string str) {
    string returnstr = null;
    if (str == null) returnstr = "";
    else returnstr = str;
    return returnstr;
  }
file://处理空对象  
  object dealnull(object obj){
    object returnstr = null;
    if (obj == null) returnstr = (object)("");
    else returnstr = obj;
    return returnstr;
  }

  int dealempty(string s) {
    s = dealnull(s);
    if (s.equals("")) return 0;
    return integer.parseint(s);
  }

string replace(string str,string substr,string restr){
  string[] tmp = split(str,substr);
  string returnstr = null;
  if(tmp.length!=0) {
    returnstr = tmp[0];
    for(int i = 0 ; i < tmp.length - 1 ; i++)
      returnstr =dealnull(returnstr) + restr +tmp[i+1];
  }
  return dealnull(returnstr);
}   
   
string htmlencode(string txt){
  txt = replace(txt,"&","&");
  txt = replace(txt,"&amp;","&");
  txt = replace(txt,"&quot;",""");
  txt = replace(txt,"/"",""");
  txt = replace(txt,"&lt;","<");
  txt = replace(txt,"<","<");
  txt = replace(txt,"&gt;",">");
  txt = replace(txt,">",">");
  txt = replace(txt,"&nbsp;"," ");
  txt = replace(txt," "," ");
  return txt;
}

string unhtmlencode(string txt){
  txt = replace(txt,"&","&");
  txt = replace(txt,""","/"");
  txt = replace(txt,"<","<");
  txt = replace(txt,">",">");
  txt = replace(txt," "," ");
  return txt;
}

file://alert function
  void salert(string title,string msg,string focus, jspwriter out){
   try {
      out.println("<script language='javascript'>");
      out.println("alert(/"" + title + "/" + /"//r//n/" + /"" + replace(replace(msg,"''","'"),"/"","///"") +"/");");
      out.println(focus);
      out.println("</script>");
   } catch(exception e) { system.out.println(e);}
  }
file://confirm function
  void sconfirm(string title,string msg ,string location,jspwriter out){
    try{
        out.println("<script language='javascript'>");
  out.println("if(confirm(/"" + title + "/" + /"//r//n/" + /"" + replace(msg,"/"","///"") + "/")){" );
        out.println("var d = (new date()).tostring();");
  out.println(location + "+ d;");
        out.println("}");
        out.println("parent.document.form1.text1.select();");
        out.println("</script>");
   } catch (exception e) { }
  }
  
file://得到字符串长度  
  int getstringlength(string s) {
   int p = 0;
    try {
      int ilength = 0;
      int ireallength = 0;
      int j = 0;
      p = s.getbytes("shift_jis").length;
    } catch(java.io.unsupportedencodingexception e) {}
    return p;
  }

void formatstring(string s,int b,jspwriter out){
    b--;
    string t = "";
    try {
        int leng = getstringlength(s);
        int j = 0;
if (leng > b) {
   for (int i = 1; i <= b ; i++) {
            t = s.substring(0,i);
     if (t.getbytes("shift_jis").length <= b ) {
       j++;
     } else break;
   }
          file://j = j+1;
          file://system.out.println("b=" + b + "----" + "j=" + j);
          for(int i = 0;i < j; i++){
            if(s.substring(i,i+1).equals(" "))
              out.print(" ");
            if(!s.substring(i,i+1).equals(" "))
       out.print(htmlencode(s.substring(i,i+1)));
           }    
          if (s.substring(0,j).getbytes("shift_jis").length  == b){
            out.print("|");
  &n