PHA01-1.php- <html>
- <head>
- <meta http-equiv="Content-Language" content="zh-tw">
- <meta http-equiv="Content-Type" content="text/html; charset=big5">
- <title>3個數字的運算式</title>
- </head>
- <body>
- <p align="center"><h2>3個數字的運算式</h2></p>
- <form action="PHA01-2.php" method="post">
- <p>請輸入第1個數字:<input type="text" name="T1" size="10"></p>
- <p>請輸入第2個數字:<input type="text" name="T2" size="10"></p>
- <p>請輸入第3個數字:<input type="text" name="T3" size="10"></p>
- <p><input type="checkbox" name="C1" value="ON">三數相加
- <input type="checkbox" name="C2" value="ON">三數相減
- <input type="checkbox" name="C3" value="ON">三數相乘
- <input type="checkbox" name="C4" value="ON">三數相除</p>
- <p><input type="submit" value="送出" name="B1"> <input type="reset" value="重新設定" name="B2"></p>
- </form>
- </body>
- </html>
複製代碼 PHA01-2.php- <?
- $n[] = 3;
- $n[0] = $_POST["T1"];
- $n[1] = $_POST["T2"];
- $n[2] = $_POST["T3"];
- $c1 = $_POST["C1"];
- $c2 = $_POST["C2"];
- $c3 = $_POST["C3"];
- $c4 = $_POST["C4"];
-
-
- if(($n[0] == null) || ($n[1] == null) ||($n[2] == null)){
- header("Location:PHA01-3.php?n1=".$n[0]."&n2=".$n[1]."&n3=".$n[2]);
- //header("Location:PHA01-3.php?n1={$n1}&n2={$n2}&n3={$n3}");
- }
-
- $max = 0;
- for($i=0; $i<3; $i++){
- if($max < $n[$i]){
- $max = $n[$i];
- }
- }
- echo "<h2>最大數為:".$max;
-
- $min = $n[0];
- for($i=0; $i<3; $i++){
- if($min > $n[$i]){
- $min = $n[$i];
- }
- }
- echo "<h2>最小數為:".$min."<br>";
-
- if($c1 == "ON"){
- echo "三數相加為:".($n[0]+$n[1]+$n[2])."<br>";
- }
- if($c2 == "ON"){
- echo "三數相減為:".($n[0]-$n[1]-$n[2])."<br>";
- }
- if($c3 == "ON"){
- echo "三數相乘為:".($n[0]*$n[1]*$n[2])."<br>";
- }
- if($c4 == "ON"){
- echo "三數相除為:".($n[0]/$n[1]/$n[2])."<br>";
- }
-
- ?>
複製代碼 PHA01-3.php- <html>
- <body>
- <?
- $x1 = $_GET["n1"];
- $x2 = $_GET["n2"];
- $x3 = $_GET["n3"];
- $xx = "第";
-
- if($x1 == null){
- $xx = $xx."一 ";
- }
- if($x2 == null){
- $xx = $xx."二 ";
- }
- if($x3 == null){
- $xx = $xx."三 ";
- }
- $xx = $xx."個文字方塊必須輸入數字";
- echo "<h2>".$xx."</h2><br>";
-
- ?>
- <form action="PHA01-1.php" method="post">
- <input type="submit" value="回上一頁">
- </form>
-
- </body>
- </html>
複製代碼 |