我创建了一个简单的表格,并用 base64 将图像存储为文本, 当我尝试从数据库中获取所有数据时,它运行良好,除了图像像下面的代码一样显示在网站上。
LzlqLzRBQVFTa1pKUmdBQkFRQUFBUUFCQUFELzJ3QkRBQkFMREE0TUNoQU9EUTRT ..etc
PHP 代码。
<!DOCTYPE html>
<html>
<head>
<meta charset = "utf-8">
<title> Welcome </title>
<script> </script>
<style></style>
</head>
<body>
<table border = "solid">
<tr>
<th> id </th>
<th> Millitary number </th>
<th> Fname </th>
<th> Lname </th>
<th> Image </th>
</tr>
<?php
$conn = mysqli_connect("localhost" , "id2549459_salamnti" , "0000000000" , "id2549459_tutorial");
if($conn -> connect_error){
die("my connection faild" . $conn -> connect_error);
}
$sql = "SELECT id, militry_num , firstname, lastname,image from students";
$result = $conn-> query($sql);
if($result -> num_rows > 0){
while($row = $result-> fetch_assoc()){
echo "<tr> <td>" . $row["id"] . "</td> <td>"
. $row["militry_num"] .
"</td> <td>". $row["firstname"] .
"</td><td>" . $row["lastname"] . "</td><td>" .
base64_encode($row["image"]) .
"</td> </tr>";
}
echo "</table>";
}
else{
echo "0 result" . $conn->error;
}
$conn -> close();
?>
</table>
</body>
</html>
任何解决方案如何显示来自数据库的图像以解决我当前的问题?
最佳答案
在 data:image/gif;base64 中解码您的图像字符串
<img src="data:image/gif;base64,' . $row["image"] . '" />
<head>
<meta charset = "utf-8">
<title> Welcome </title>
<script> </script>
<style></style>
</head>
<body>
<table border = "solid">
<tr>
<th> id </th>
<th> Millitary number </th>
<th> Fname </th>
<th> Lname </th>
<th> Image </th>
</tr>
<?php
$conn = mysqli_connect("localhost" , "id2549459_salamnti" , "0000000000" , "id2549459_tutorial");
if($conn->connect_error){
die("my connection faild" . $conn->connect_error);
}
$sql = "SELECT id, militry_num , firstname, lastname,image from students";
$result = $conn->query($sql);
if($result->num_rows > 0){
while($row = $result->fetch_assoc()){
echo "<tr> <td>" . $row["id"] . "</td> <td>"
. $row["militry_num"] .
"</td> <td>". $row["firstname"] .
"</td><td>" . $row["lastname"] . "</td><td>" .
'<img src="data:image/gif;base64,' . $row["image"] . '" />' .
"</td> </tr>";
}
echo "</table>";
}
else{
echo "0 result" . $conn->error;
}
$conn->close();
?>
</table>
</body>
关于php - 从数据库中检索 base64 图像,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/50880279/