<script type="text/javascript" src="http://code.jquery.com/jquery-latest.js">
</script>
<script src="./aa.js"></script>
<form method="post" action="" enctype="multipart/form-data" id="form">
<input type="file" name="file" onchange="aj()" id="bnm">
<input type="submit" name="zxing">
<img src="https://img2.baidu.com/it/u=1171791560,3850385956&fm=253&fmt=auto&app=138&f=JPEG?w=500&h=500"
alt="" id="a">
</form>
<?php
// 连接
$servername = "localhost";
$username = "root";
$password = "123456";
$dbname = "myDB";
$conn = new mysqli($servername, $username, $password,$dbname);
// 检测连接
if ($conn->connect_error) {
echo "<script>alert('小皮是不是没有开?')</script>";
}
// 允许上传的图片后缀
$a = array("gif", "jpeg", "jpg", "png");
// 分解后缀
$b = explode(".", $_FILES["file"]["name"]);
// 获取文件后缀名
$c = end($b);
$name = '二';
$passwordss = '123456';
// $f = $_POST['file'];
// $file = $_POST['file'];
// 插入
if (array_key_exists('zxing',$_POST)) {
$d = "upload/" . $_FILES["file"]["name"];
// copy($file,$_FILES["files"]);
echo "<br/>";
echo $f;
echo "<br/>";
if ((($_FILES["file"]["type"] == "image/gif")
|| ($_FILES["file"]["type"] == "image/jpeg")
|| ($_FILES["file"]["type"] == "image/jpg")
|| ($_FILES["file"]["type"] == "image/pjpeg")
|| ($_FILES["file"]["type"] == "image/x-png")
|| ($_FILES["file"]["type"] == "image/png"))
&& ($_FILES["file"]["size"] < 204800) // 小于 200 kb
&& in_array($c, $a))
{
if ($_FILES["file"]["error"] > 0)
{
echo "66666";
}
else
{
// 判断上传的东西存不存在
if (file_exists($d))
{
echo 1;
}
else
{
// 如果 upload 目录不存在该文件则将文件上传到 upload 目录下
move_uploaded_file($_FILES["file"]["tmp_name"], $d);
echo "名字".$_FILES["file"]["name"];
echo "<br/>";
echo "类型".$_FILES["file"]["type"];
echo "<br/>";
echo "大小".$_FILES["file"]["size"];
echo "<br/>";
echo "位置".$_FILES["file"]["tmp_name"];
echo "<br/>";
$fc = "./upload/" .$_FILES["file"]["name"];
echo $fc;
$sqls = "INSERT INTO wangmou (name, password,img)VALUES('$name','$passwordss','$fc')";
if ($conn->query($sqls) === TRUE) {
echo "<center> 插入成功!</center>";
}else{
// echo "失败";
echo "Error: " . $sql . "<br>" . $conn->error;
}
}
}
}
else
{
echo 2;
}
}
?>
function aj() {
let forms = new FormData(document.getElementById('form'));
console.log(1);
console.log(forms);
$.ajax({
type: "POST",
url: "./b.php",
data: forms,
// dataType: 'json',
Cache: false,
processData: false,
contentType: false,
success: function (res) {
console.log(res);
$("#a").attr("src", res);
},
error: function (res) {
console.log(res);
}
})
}
// 向数据库中插入图片
$imgfile=$_FILES['imgfile'];
$submitbtn=$_POST['submitbtn'];
if($submitbtn=='OK' and is_array($imgfile))
{
$name=$imgfile ['name']; // 取得图片名称
$type=$imgfile ['type']; // 取得图片类型
$size=$imgfile ['size']; // 取得图片长度
$tmpfile=$imgfile ['tmp_name']; // 图片上传上来到临时文件的路径
if ($tmpfile and is_uploaded_file ($tmpfile)) // 判断上传文件是否为空,文件是不是上传的文件
{
// 读取图片流
$file=fopen($tmpfile,"rb");
$imgdata=bin2hex (fread ($file,$size)); //bin2hex () 将二进制数据转换成十六进制表示
fclose($file);
$mysqli=new mysqli("localhost","root","123456","myDB"); // 连接数据库函数
// 插入出数据库语句,图片数据前要加上 0x,用于表示 16 进制数
if(new mysqli("insert into images(name,type,image) values('".$name."','".$type."',0x".$imgdata.")"))
echo "<center> 插入成功!<br><br><a href='disimage.php'> 显示图片 </a></center>";
else
echo "<center> 插入失败!</center>";
mysql_close();
}
else
echo "<center> 请先选择图片!<br><br><a href='image.html'> 点此返回 </a></center>";
} else
echo "<center> 请先选择图片!<br><br><a href='image.html'> 点此返回 </a></center>";