在日常學習,、工作或生活中,大家總少不了接觸作文或者范文吧,,通過文章可以把我們那些零零散散的思想,,聚集在一塊。那么我們該如何寫一篇較為完美的范文呢,?以下是小編為大家收集的優(yōu)秀范文,,歡迎大家分享閱讀。
黑龍江選調生網(wǎng)官網(wǎng)篇一
5,、類文件中添加如下代碼
///
/// 驗證顧客登陸///
///
查詢語句
/// 指定顧客數(shù)據(jù)集
public dataset customerlogin(string sqlstr)
{
sqlcommand comm = new sqlcommand(sqlstr, conn),;
sqldataadapter adapter = new sqldataadapter(comm);
dataset dbset = new dataset(),;
(),;
(dbset);
e(),;
(),;
return dbset;
}
6、將用戶登錄功能代碼改為:
string customername = ,;
string customerpwd =
sswordforstoringinconfigfile, “md5”),;
string sqlstring = “select * from test where uname=” + customername + “and upwd=” + customerpwd + “”;
da mydata=new da() ,;
dataset ds = erlogin(sqlstring),;
if ([0] == 0)
{
(“”),;
}
else
{
//(“”);string scriptstring =(“登錄成功,!”),;
(scriptstring);
}
黑龍江選調生網(wǎng)官網(wǎng)篇二龍江人社app電子社??⊕叽a登錄操作流程
一,、手機應用程序下載
①網(wǎng)上服務大廳主頁面,龍江人社app下載二維碼
②手機應用商店或騰訊應用寶可搜索下載
二,、個人新用戶注冊
網(wǎng)上服務大廳個人用戶注冊與龍江人社app手機端用戶注冊的賬號為同一個,,網(wǎng)頁端或手機端注冊方式任選其一即可。
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新用戶注冊步驟(網(wǎng)頁端)
1,、注冊用戶類別選擇個人用戶,;
2、填寫個人真實姓名及身份證號,,進行數(shù)據(jù)校驗,;
3,、填寫注冊信息,,用戶名可默認為個人身份證號,手機號需省內常用號段,;
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新用戶注冊步驟(手機app端)
1,、進入新用戶注冊界面,填寫個人真實姓名和身份證號,,進行刷臉身份驗證,;
2、刷臉驗證通過填寫注冊信息時,,手機號可填寫省內或省外號段,,也可非本人名下手機號;
3,、刷臉驗證不通過,,需要填寫省內手機號并且需要獲取驗證碼;
4,、信息填寫完畢后,,點擊注冊即可。
刷臉成功注冊頁面
刷臉失敗注冊頁面
三,、個人用戶登錄(安卓版)
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方式一:人臉識別認證登錄
1,、輸入本人姓名和身份證號,點擊【人臉識別認證登錄】按鈕,;
2,、進入刷臉認證界面,,點擊【采集本人人臉】按鈕;
3,、按照提示拿起手機,,眨眼動作完成人臉認證,認證成功后自動登錄系統(tǒng),。
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方式二:用戶密碼驗證登錄
點擊【用戶密碼驗證登錄】按鈕,,輸入用戶名和密碼
點擊【登錄】按鈕后自動登錄系統(tǒng)。
四,、個人電子社??⊕叽a登錄網(wǎng)上服務大廳
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操作步驟:
1、首次使用app掃碼登錄功能,,需要先申領個人電子社??ā?/p>
我的-電子社??ㄖ?領取電子社???/p>
2、打開網(wǎng)上服務大廳登錄主頁面,,點擊“電子社??ā保蜷_登錄二維碼,。
3,、打開人社app的電子社保卡中的“掃一掃”功能,,根據(jù)實際情況選擇個人登錄或單位登錄,,掃碼后確認授權登錄,完成網(wǎng)上服務大廳系統(tǒng)登錄,。
黑龍江選調生網(wǎng)官網(wǎng)篇三
留言發(fā)布
定義數(shù)據(jù)庫
<,?php
$conn = @mysql_connect(“l(fā)ocalhost”, “root”,, “") or die(”數(shù)據(jù)庫鏈接錯誤“),;//利用mysql_connect()開啟數(shù)據(jù)庫鏈接,@用于隱藏錯誤
mysql_select_db(”bbs“,, $conn),;//使用mysql_select_db(” “,__)打開數(shù)據(jù)庫,,”“里面是數(shù)據(jù)庫,,__是鏈接標識符
mysql_query(”set names gbk“); //mysql_query()對數(shù)據(jù)庫的表進行操作,;使用gbk中文編碼,;
function htmtocode($content){
$content = str_replace(”n“,,”
“,str_replace(” “,, ” “,, $content));return $content;
}//function函數(shù)作用:在寫字板上顯示的內容會有空格和回車的效果,,使用str_replacestr_replace替換函數(shù)
,?>
用戶輸入:
<?php
include(”“),;//把數(shù)據(jù)庫鏈接
if(isset($_post[submit]))//用isset()可以省略出現(xiàn)的notice提示,;利用$_post方法接收傳遞過來的參數(shù),判斷接收的是不是submit
{
$sql=”insert into message (id, user, title, content, lastdate)“,?!眝alues(,$_post[user],,$_post[title],,$_post[content],now())“,;//把輸入的數(shù)據(jù)存放到數(shù)據(jù)庫的表(message)中并在數(shù)據(jù)庫顯示
mysql_query($sql),;//對數(shù)據(jù)庫中的表進行操作
echo
”“;//輸出一個js腳本,,彈出“添加成功”,,然后回退
}
,?>
//action是轉向地址,,即form表單需要提交到哪里;onsubmit:提交事件用戶:
標題:
內容:
列表顯示+分頁顯示:(如果表message中沒有數(shù)據(jù),,編譯后不會顯示任何內容)
<,?php
include ”“;
//每頁的條數(shù) $pagesize = 3; //每頁的第一條 $pagestart = 0; //上一頁 $uppage = 0; //當前頁 $nowpage = 0; //下一頁 $downpage = 0;
//共多少條 $total = mysql_num_rows(mysql_query(”select * from message“)),; //共多少頁:頁數(shù)=總條數(shù)/每頁的條數(shù) ,,ceil用于取整 $pagecount = ceil($total/$pagesize); if($pagecount<1) {//當沒有信息時,,pagecount=0(即<1),,則上下頁都等于1$uppage = 1;$downpage = 1; } else {$uppage = 1;$downpage = 2; } if (isset($_get[page])) {} $nowpage = $_get[page];//取得當前頁 $pagestart = ($nowpage1;$downpage = $nowpage + 1; } //從第pagestart+1條開始取,,取pagesize條信息用于顯示 $query = mysql_query(”select * from message limit $pagestart,$pagesize“),;
while($row=mysql_fetch_array($query))//獲取數(shù)據(jù)信息
{
echo
”“ 。
”“,。
”$row[0]“ ,。
”$row[1]“ ,。
”$row[2]“ 。
”“,。
”“;
}
echo ”上一頁“ ,?!? “ ?!毕乱豁摗?;
?>
用戶登錄
<,?php
include(”“),;
if(isset($_get[out])){//如果退出登錄,寫入cookie,,記錄已退出狀態(tài)setcookie(”cookie“,,”out“);//設置cookie變量的名稱為cookie,,cookie的值為outecho”“,;//當用戶沒退出時,的頁面
}
if(isset($_post[id]) == admin){//當用戶以admin登錄時可以進入$pw=md5($_post[pw]),;if($pw==21232f297a57a5a743894a0e4a801fc3) {
setcookie(”cookie“,,”ok“);//設置cookie的名稱為cookie,,cookie的值為okecho ”“,;
}
}
if(isset($_cookie[cookie]) != ok){//當cookie的值為ok時,,執(zhí)行一下語句 ,?>
id:
pw:
<?
}else{
,?>
退出<,?
}
?>
黑龍江選調生網(wǎng)官網(wǎng)篇四
軟件開發(fā)環(huán)境與工具
實驗報告
實驗二
實驗題目:用戶登錄及管理系統(tǒng) 實驗地點:軟件實驗室一 指導老師:王琦 實驗類型:設計型
系 班:計算機科學與技術系1103班 姓 名:秦芳芳(2011100316)
2013年11月22日
一.實驗項目名稱:用戶登錄及管理系統(tǒng) 二,。 實驗目的和任務:
1,、掌握系統(tǒng)登錄界面設計基本流程
2、了解用戶管理所要實現(xiàn)的基本功能
3,、要求利用三層架構思想機相關技術實現(xiàn)程序
三,。 實驗內容及要求:
1、能夠進行登錄驗證
2,、能夠實現(xiàn)對用戶的基本管理,,管理員能夠進行查詢添加修改刪除
3,、利用數(shù)據(jù)庫連接訪問數(shù)據(jù)庫,提高安全性
四.實驗步驟:
1,、的代碼:
imports ent public class class1
dim strconn as string = () public function yanzheng(byval str1 as string) as integer
dim conn as new sqlconnection = strconn () dim cmd as new sqlcommand
= “select * from student where sname =” & str1 & “” = conn =
dim dr as sqldatareader dr = ereader if then () () return 1 else
() () return 0 end if
end function
public function pwdyanzheng(byval str as string) as sqldatareader
dim conn as new sqlconnection = strconn ()
dim cmd as new sqlcommand
= “select * from student where sname = ” & str & “” = conn dim dr as sqldatareader = ereader return dr end function
public function getstrconn() as string
dim str as string str = “server=” & (“server”) & “,;” str &= “uid=” & (“uid”) & “;” str &= “pwd=” & (“pwd”) & “,;” str &= “database=” & (“database”) return str end function
public function getalldata() as dataset
dim conn as new sqlconnection = strconn () dim da as new sqldataadapter(“select * from student”,, conn) dim ds as new dataset (ds, “student”) () return ds end function
public function insdata(byval str1 as string, byval str2 as string) as string
dim conn as new sqlconnection = strconn dim cmd as new sqlcommand = conn = “insert into student(sname,sno) values(” & str1 & “,” & str2 & “) ”
try
() enonquery() return “1”
catch ex as exception
return “-1” & end try
()
end function
public function upd(byval str1 as string, byval str2 as string) as string
dim conn as new sqlconnection = strconn dim cmd as new sqlcommand = conn = “update student set sno =” & str2 & “where sname =” & str1 & “”
try
() enonquery() return “1”
catch ex as exception
return “-1” & end try
() end function
public function deldata(byval str as string) as string
dim conn as new sqlconnection = strconn dim cmd as new sqlcommand = conn = “delete from student where sname =” & str & “”
try
() enonquery() return “1”
catch ex as exception
return “-1” & end try
() end function
public function search(byval str1 as string) as string
dim conn as new sqlconn ection = strconn dim cmd as new sqlcommand = conn = “select * from student”
try
() enonquery() return “1”
catch ex as exception
return “-1” & end try
() end function
end class
2,、進入界面功能的代碼:
imports ent public class form1
private sub button1_click(byval sender as , byval e as rgs) handles dim o as new class
1dim f as integer
f = ng if f = 0 then
msgbox(“不存在該用戶,,請重新輸入!”) = “"
() else
if f = 1 then
dim dr as sqldatareader
dr = zheng () if rtrim(dr!sno)<>then msgbox(”密碼錯誤,,請重新輸入,!“) = ”“
() else
dim strpwd as string
strpwd = strpwd = sswordforstoringinconfigfile(strpwd, ”md5“) dim frm as new form2
ame = ime = timeofday () () end if
end if
end if
end sub
private sub button2_click(byval sender as , byval e as rgs) handles e()
end sub end class
3、用戶管理和瀏覽信息界面的代碼: public class form2
public loginname as string
public logintime as string
private sub button1_click(byval sender as , byval e as rgs) handles () () end sub
private sub button2_click(byval sender as , byval e as rgs) handles () () end sub
private sub form2_load(byval sender as , byval e as rgs) handles = ”用戶名:“ & loginname = ”登錄時間:“ & logintime end sub
private sub timer1_tick(byval sender as , byval e as rgs) handles = now end sub end class
4,、增,,刪,改,,查功能頁面的代碼: public class form3
private sub button3_click(byval sender as , byval e as rgs) handles () () end sub
private sub button1_click(byval sender as , byval e as rgs) handles () () end sub
private sub button2_click(byval sender as , byval e as rgs) handles () () end sub
private sub button4_click(byval sender as , byval e as
rgs) handles () () end sub end class
5,、顯示信息界面的代碼: public class form4
private sub button1_click(byval sender as , byval e as rgs) handles () () end sub
private sub form4_load(byval sender as object, byval e as rgs) handles dim o as new class
1dim ds as new dataset ds = data() () urce = (”student“) end sub end class
6、插入信息界面的代碼: public class ins
private sub button1_click(byval sender as , byval e as rgs) handles dim o as new class1
a, () () end sub end class
7,、查詢信息界面的代碼: public class search
private sub button1_click(byval sender as , byval e as
rgs) handles dim o as new class
1dim ds as new dataset
ds = data() () urce = (”student") end sub
private sub button2_click(byval sender as , byval e as
rgs) handles
() () end sub
private sub datagridview1_cellclick(byval sender as object, byval e as idviewcelleventargs) handles = datagridview1(0) = datagridview1(1) = datagridview1(2) = datagridview1(3) = datagridview1(4) end sub end class
8,、修改信息界面的代碼: public class upda
private sub button1_click(byval sender as , byval e as rgs) handles dim o as new class1
, () () end sub end class
9、刪除信息界面的代碼: public class del
private sub button1_click(byval sender as , byval e as
rgs) handles dim o as new class1
a a () () end sub
end class
五,、運行結果及截圖:
(1)建立數(shù)據(jù)庫
(2)運行截圖
六,、實驗總結:
通過本次實驗,我大致掌握了一個登錄系統(tǒng)界面設計的基本流程,,同時了解了用戶管理所要實現(xiàn)的基本功能,,而且能夠利用三層架構思想機相關技術實現(xiàn)程序,,能夠進行登錄驗證,,實現(xiàn)了對用戶的基本管理,在系統(tǒng)中實現(xiàn)了增刪查改的功能,,利用數(shù)據(jù)庫連接訪問數(shù)據(jù)庫,,提高了安全性,為以后的學習打下了很好的基礎,。