羅德興老師的教學歷程檔案 - 112-2 資料庫管理系統 (DBMS) - Unit 3- MySQL-PHP-TEXT-新增-查詢-刪除-更新範例 |
|
|
Unit 3- MySQL-PHP-TEXT-新增-查詢-刪除-更新範例Unit 3- MySQL-PHP-TEXT-新增-查詢-刪除-更新範例// 建立新資料夾 mydb08 // 8.sql 存至 mydb08/8.sql DROP DATABASE IF EXISTS mydb; CREATE DATABASE mydb DEFAULT CHARACTER SET utf8; USE mydb; CREATE TABLE stmd ( depart_class CHAR(6) COMMENT '班級代碼', student_no CHAR(9) COMMENT '學號', student_name VARCHAR(20) COMMENT '姓名', address VARCHAR(60) COMMENT '地址', primary key(student_no) ); // mydb08/config.php // mydb08/style.css // mydb08/unit8.php <?php include "config.php"; // 連線組態 if (isset($_POST["command"])) $command=$_POST["command"]; else $command=""; if ($command=="" || $command=="返回") { display_first_page($conn); } elseif ($command=="新增") { display_insert_page($conn); display_first_page($conn); } elseif ($command=="查詢") { display_search_page($conn); } elseif ($command=="更新") { display_modify_page($conn); } elseif ($command=="更新確認") { display_confirm_page($conn); display_first_page($conn); } elseif ($command=="刪除") { display_delete_page($conn); display_first_page($conn); } mysqli_close($conn); function display_first_page($conn) { // 第一個頁面 echo "<html><head><title>MySql與PHP結合-TEXT-新增-查詢-刪除-更新範例</title> <link rel='stylesheet' type='text/css' href='style.css'> </head><body><center> <table> <form method='post' action=''> <tr class='alt0'><td colspan=2>MySql與PHP結合-TEXT-新增-查詢-刪除-更新範例</td></tr> <tr><td class='alt1'>班級代碼</td> <td><input type='text' name='depart_class' size=10/></td></tr> <tr><td class='alt1'>學號</td> <td><input type='text' name='student_no' size=20 /></td></tr> </table> <input class='cmd' type='submit' name='command' value='查詢'> <input class='cmd' type='submit' name='command' value='新增'> </form></center></body></html>"; } function display_search_page($conn) { $depart_class=$_POST["depart_class"]; if ($depart_class=="") $depart_class="%"; else $depart_class="%".$depart_class."%"; $student_no=trim($_POST["student_no"]); if ($student_no=="") $student_no="%"; else $student_no="%".$student_no."%"; $sql="select * from stmd where depart_class like '$depart_class' and student_no like '$student_no' order by depart_class,student_no"; $result=mysqli_query($conn,$sql); echo "<html><head><title>MySql與PHP結合-TEXT-新增-查詢-刪除-更新範例</title> <link rel='stylesheet' type='text/css' href='style.css'> </head><body><center> <table><form method='post' action=''> <tr class='alt0'><td colspan=3>MySql與PHP結合-TEXT-新增-查詢-刪除-更新範例</td></tr> <tr class='alt1'><td>班級代碼</td><td>學號</td><td>選擇</td></tr>"; $cnt=0; while ($myrow=mysqli_fetch_array($result)) { $depart_class=$myrow["depart_class"]; $student_no=$myrow["student_no"]; $bgcolor=$cnt % 2+ 2; echo "<tr class='alt$bgcolor'><td>$depart_class</td><td>$student_no</td> <td><input type='radio' name='student_no' value='$student_no'></td></tr>"; $cnt++; } echo "</table> <input class='cmd' type='submit' name='command' value='更新'> <input class='cmd' type='submit' name='command' value='刪除' onclick=\"return confirm('確定要刪除嗎');\" > <input class='cmd' type='submit' name='command' value='返回'> </form></center></body></html>"; } function display_insert_page($conn) { $depart_class=trim($_POST["depart_class"]); $student_no=trim($_POST["student_no"]); if ($student_no=="") { display_first_page($conn); exit(); } $sql="insert into stmd values('$depart_class','$student_no','','')"; mysqli_query($conn,$sql); } function display_modify_page($conn) { $student_no=$_POST["student_no"]; if ($student_no=="") { display_first_page($conn); exit(); } $sql="select * from stmd where student_no='$student_no' "; $result=mysqli_query($conn,$sql); $myrow=mysqli_fetch_array($result); $depart_class=$myrow["depart_class"]; $student_no=$myrow["student_no"]; echo "<html><head><title>MySql與PHP結合-TEXT-新增-查詢-刪除-更新範例</title> <link rel='stylesheet' type='text/css' href='style.css'> </head><body><center> <table><form method='post' action=''> <tr class='alt0'><td colspan=6>MySql與PHP結合-TEXT-新增-查詢-更新-刪除範例</td></tr> <table> <form method='post' action=''> <tr class='alt0'><td colspan=2>MySql與PHP結合-TEXT-RADIO-新增-查詢-範例</td></tr> <tr><td class='alt1'>班級代碼</td> <td><input type='text' name='depart_class' value='$depart_class' /></td></tr> <tr><td class='alt1'>學號</td> <td><input type='text' name='student_no' value='$student_no' readonly /></td></tr> </table> <input class='cmd1' type='submit' name='command' value='更新確認' onclick=\"return confirm('確定要更新嗎');\" > <input class='cmd' type='submit' name='command' value='返回'> </form></center></body></html>"; } function display_delete_page($conn) { $student_no=$_POST["student_no"]; if ($student_no=="") { display_first_page($conn); exit(); } $sql="delete from stmd where student_no='$student_no'"; mysqli_query($conn,$sql); } function display_confirm_page($conn) { $student_no=$_POST["student_no"]; $depart_class=$_POST["depart_class"]; $sql="update stmd set depart_class='$depart_class' where student_no='$student_no'"; mysqli_query($conn,$sql); } ?> 作業 針對前述資料表(四個欄位)寫完整的程式
|
|
中華科技大學數位化學習歷程 - 意見反應 |