Php 如何解决$\u POST方法中提交值为空的问题？
这是我的html表单Php 如何解决$\u POST方法中提交值为空的问题？,php,html,Php,Html,这是我的html表单 <?php session_start (); if (! isset ( $_SESSION ['is_logged_in'] )) { header ( "Location: login.php" ); }; ?> <?php include '../functions/process-database.php'; ?> <!DOCTYPE HTML> <html> <head> &l
<?php
session_start ();
if (! isset ( $_SESSION ['is_logged_in'] )) {
header ( "Location: login.php" );
};
?>
<?php
include '../functions/process-database.php';
?>
<!DOCTYPE HTML>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=Cp1252">
<title>VSN Treks Nepal :: Your Trusted Trekking Partner in Nepal</title>
<link rel="stylesheet" href="css/style.css">
<script src="../scripts/jquery-2.1.1.js"></script>
<script src="../scripts/jquery-1.11.2.js"></script>
<script src="../scripts/jquery-1.3.min.js"></script>
<link rel="stylesheet" href="//code.jquery.com/ui/1.11.2/themes/smoothness/jquery-ui.css">
<script src="//code.jquery.com/ui/1.11.2/jquery-ui.js"></script>
<script>
$(document).ready(
/* This is the function that will get executed after the DOM is fully loaded */
function () {
$( "#datepicker" ).datepicker({
changeMonth: true,//this option for allowing user to select month
changeYear: true //this option for allowing user to select from year range
});
}
);
</script>
</head>
<body>
<div class="wrapper">
<div class="header">
<?php include 'includes/admin-header.php';?>
</div>
<!-- header ends -->
<div class="nav-bar">
<div class="main-menu">
<?php include 'includes/admin-nav-bar.php';?>
</div>
</div>
<!-- nab-bar end -->
<div class="add-activitie-content">
<h1>Add Activitie</h1>
<form action="execute/process-add-activitie.php" method="POST" enctype="multipart/form-data">
<p>
<label>Title :</label><input type="text" name="title" class="input" required>
</p>
<p>
<label>Description :</label>
<textarea name="description" class="add" required></textarea>
</p>
<p>
<label>Date :</label><input type="date" name="date" class="input" id="datepicker" required>
</p>
<p>
<label>Image :</label><input type="file" name="img" class="image" required>
</p>
<p>
<label>Category :</label> <select name="category_id" class="select" required>
<?php
$query = "SELECT * FROM category";
$result = mysqli_query ( $conn, $query );
while ( $row = mysqli_fetch_assoc ( $result ) ) {
?>
<?php echo "<option value='". $row['id'] ."'>". $row['title'] ."</option>" ?>
<?php } // endwhile; ?>
</select>
</p>
<p>
<label>Status :</label> <select name="status" class="status" required>
<option value="1">Yes</option>
<option value="0">No</option>
</select>
</p>
<p>
<input type="submit" name="submit" value="Add Activitie" class="submit">
</p>
</form>
</div>
<!-- add-activitie-content end -->
<div class="footer">
<div class="main-footer">
<?php include 'includes/admin-footer.php';?>
</div>
</div>
<!-- footer end -->
</div>
<!-- wrapper end -->
</body>
</html>
<?php
include '../../functions/process-database.php';
print_r($_POST);
if (isset($_POST['submit']) && $_POST['submit'] == "Add Activitie") {
echo "works";
$title = $_POST['title'];
$description = $_POST['description'];
$date = $_POST['date'];
$category_id = $_POST['category_id'];
$status = $_POST['status'];
if (! empty ( $_FILES )) {
$image = time () . "-" . basename ( $_FILES ['img'] ['name'] );
move_uploaded_file ( $_FILES ['img'] ['tmp_name'], "../../images/activities/$image" );
} else {
echo "Error: No Image Selected"; exit ();
}
$query = "INSERT INTO `activitie`(`title`, `description`, `date`, `image`, `category_id`, `status`) VALUES ('$title','$description','$date','$image','$category_id','$status')";
$result = mysqli_query ( $conn, $query );
print_r($_POST);exit;
if ($result) {
header('Location: ../display-activitie.php');
} else {
die ( mysqli_error () );
}
}
<input type="submit" name="submit" value="Add Activitie" class="submit">
<input type = "hidden" name = "submit" value = "Add Activitie"/>
<input type = "submit" value = "Add Activitie" class = "submit">