这是我的HTML代码
<form action="" method="post" enctype="multipart/form-data">
<div class="form-row">
<div class="form-group col-md-6">
<label for="inputEmail4">Product Name</label> (<small class="text-muted">required</small>)
<input type="text" class="form-control" id="inputEmail4" name="prdct_name" placeholder="Product name" required="required">
<small id="passwordHelpBlock" class="form-text text-muted">
please don't input special characters, like numbers, %, $ @ and so on.
</small>
</div>
<div class="form-group col-md-6">
<label for="inputPassword4">Category</label> (<small class="text-muted">required</small>)
<input type="text" class="form-control" id="inputPassword4" placeholder="category" required="required" name="cate_gory">
<small id="passwordHelpBlock" class="form-text text-muted">
write the category of the product. eg: Electronics, Men shoes, etc.
</small>
</div>
<div class="form-group col-md-6">
<label for="inputPassword4">product image</label> (<small class="text-muted">required</small>)
<div class="custom-file">
<input type="file" name="files[]" class="custom-file-input" id="customFile" required="required" multiple>
<label class="custom-file-label" for="customFile">Choose files</label>
</div>
<small id="passwordHelpBlock" class="form-text text-muted">
You are allow to select one to four images with png or jpg extension, beyond that will not be accepted.
</small>
</div>
</div>
<div class="form-group">
<label for="exampleFormControlTextarea1">Product description</label> (<small class="text-muted">required</small>)
<textarea class="form-control" id="exampleFormControlTextarea1" rows="3" required="required" name="about_us" placeholder="product description"></textarea>
<small id="passwordHelpBlock" class="form-text text-muted">
Write the description of the current product you are uploading.
</small>
</div>
<button type="submit" class="btn btn-success" name="upl_prdt">upload</button>
</form>
Php代码
if (isset($_POST['upl_prdt']) && isset($_POST['prdct_name']) && isset($_POST['cate_gory']) && isset($_FILES['files'])) {
$product_name = htmlentities(strip_tags(mysqli_escape_string($con,$_POST['prdct_name'])));
$category = htmlentities(strip_tags(mysqli_escape_string($con,$_POST['cate_gory'])));
$desc = htmlentities(strip_tags(mysqli_escape_string($con,$_POST['about_us'])));
$images = $_FILES['files'];
$allowed_files = array('jpg', 'jpeg', 'gif', 'png');
$file_img = array();
if (strpbrk($product_name, '0123456789')) {
$error[] = "please your product name must not contain numbers.";
}
if (strlen($product_name) <= 2) {
$error[] = "the length of your product name must be at least 3 characters.";
}
if (strlen($product_name) >= 32) {
$error[] = "the length of your product name is too long.";
}
if (strpbrk($category, '0123456789')) {
$error[] = "please your category must not contain numbers.";
}
if (strlen($category) <= 2) {
$error[] = "the length of your category must be at least 3 characters.";
}
if (strlen($category) >= 32) {
$error[] = "the length of your category is too long.";
}
if (count($_FILES['files']['name']) > 4) {
$error[] = "Sorry you are only limited to four pictures for one product.";
}
foreach ($images['name'] as $position => $img_name) {
$file_n = $images['name'][$position];
$file_tmp = $images['tmp_name'][$position];
$file_size = $images['size'][$position];
$file_error = $images['error'][$position];
$file_ext = explode('.', $img_name);
$file_ext = strtolower(end($file_ext));
if (in_array($file_ext, $allowed_files) != true) {
$error[] = "This file extension".' <strong>'. $file_ext .'</strong> '."is not allowed";
}
if ($file_size > 3097152) {
$error[] = "This ".' <strong>'. $img_name .'</strong> '."size is too big";
}
}
enter code here
$random_name = rand();
if (empty($_POST) === false && empty($error) === true) {
$name_array = $_FILES['files']['name'];
$tmp_name_array = $_FILES['files']['tmp_name'];
$type_array = $_FILES['files']['type'];
$size_array = $_FILES['files']['size'];
$error_array = $_FILES['files']['error'];
for($i = 0; $i < count($tmp_name_array); $i++){
if($file_destination[] = move_uploaded_file($tmp_name_array[$i], "uploads/".$random_name.$name_array[$i])){
foreach ($file_destination as $key => $value) {
var_dump($value);
}
} else {
echo "move_uploaded_file function failed for ".$name_array[$i]."<br>";
}
}
}
答案 0 :(得分：0)
class Program
{
static void Main()
{
SiteStructure s = SiteStructure.Instance;
}
}
public sealed class SiteStructure
{
static readonly SiteStructure _instance = new SiteStructure();
public static SiteStructure Instance
{
get
{
return _instance;
}
}
SiteStructure()
{
// Initialize.
}
}
注意：支持的图像格式：.jpeg，.jpg，.png，.gif
<form action="upload.php" method="post" enctype="multipart/form-data"><table width="100%"><tr><td>Select Photo (one or multiple):</td><td><input type="file" name="images[]" multiple/></td></tr>