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php - 表单和 PHP 结果显示在同一页面上

转载 作者:可可西里 更新时间:2023-11-01 00:08:47 24 4
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我在一个页面上有一个表单链接到一个 PHP 文件(操作),现在 PHP 结果显示在这个 PHP 文件/页面中。但是我希望结果与表单一起显示在页面上。我已经彻底搜索过,但在任何地方都找不到。也许你们中的任何人都可以提供帮助?

代码:/citizens.php(主页)

<form method="post" action="/infoct.php">
<input type="text" name="ID" placeholder="ID">
<input name="set" type="submit">
</form>

代码:/infoct.php

<!DOCTYPE html>
<html>
<head>
<!-- <meta http-equiv="refresh" content="0; url=/citizens.php" /> -->
</head>

<body>

<?php {
$ID2 = isset($_POST['ID']) ? $_POST['ID'] : false;
}

$connect = mysql_connect('localhost', 'root', 'passwd');
mysql_select_db ('inhabitants');
$sql = "SELECT `Name`, `Surname`, `DOB`, `RPS`, `Address` FROM `citizens` WHERE ID = $ID2";
$res = mysql_query($sql);
echo "<P1><b>Citizen Identification number is</b> $ID2 </p1>";
while($row = mysql_fetch_array($res))
{
echo "<br><p1><b>First Name: </b></b>", $row['Name'], "</p1>";
echo "<br><p1><b>Surname: </b></b></b>", $row['Surname'], "</p1>";
echo "<br><p1><b>Date of birth: </b></b></b></b>", $row['DOB'], "</p1>";
echo "<br><p1><b>Address: </b></b></b></b></b>", $row['Address'], "</p1>";
echo "<br><p1><b>Background information: </b><br>", $row['RPS'], "</p1>";
}
mysql_close ($connect);

?>
</body>
</html>

我的固定代码感谢 Marc B

<form method="post">
<input type="text" name="ID" placeholder="ID">
<input name="set" type="submit">
</form>
<?php

if ($_SERVER['REQUEST_METHOD'] == 'POST') {
$ID = isset($_POST['ID']) ? $_POST['ID'] : false;

$connect = mysql_connect('fdb13.biz.nf:3306', '1858208_inhabit', '12345demien12345');
mysql_select_db ('1858208_inhabit');
$sql = "SELECT `Name`, `Surname`, `DOB`, `RPS`, `Address` FROM `citizens` WHERE ID = $ID";
$res = mysql_query($sql);
if ($ID > 0) {
echo "<p><b>Citizen Identification number is</b> </p>";

while($row = mysql_fetch_array($res))
echo "<br><p><b>Surname: </b></b></b>", $row['Surname'], "</p>";
echo "<br><p><b>First Name: </b></b>", $row['Name'], "</p>";
echo "<br><p><b>Date of birth: </b></b></b></b>", $row['DOB'], "</p>";
echo "<br><p><b>Address: </b></b></b></b></b>", $row['Address'], "</p>";
echo "<br><p><b>Background information: </b><br>", $row['RPS'], "</p>";

mysql_close ($connect);
}
else {
echo "<p>Enter a citizen ID above</p>";
}
}
?>

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最佳答案

单页表单+提交处理程序非常基础:

<?php

if ($_SERVER['REQUEST_METHOD'] == 'POST') {
... form was submitted, process it ...
... display results ...
... whatever else ...
}
?>

<html>
<body>
<form method="post"> ... </form>
</body>
</html>

这就是全部。

关于php - 表单和 PHP 结果显示在同一页面上,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/29679022/

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