如何使用javascript或PHP从数据库发布和检索imge [英] How do I post and retrieve imge from database using javascript or PHP

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本文介绍了如何使用javascript或PHP从数据库发布和检索imge的处理方法,对大家解决问题具有一定的参考价值,需要的朋友们下面随着小编来一起学习吧!

问题描述

我使用此代码将图像打印到数据库



<?php

// conect to database

$ con = mysql_connect('localhost','root','')或die(mysql_error());

//选择数据库表

$ see = mysql_select_db(record,$ con)或die(不能选择DB);

//收集用户的详细信息

if(isset($ _ POST ['提交'])){

//开始会议

session_start();

$ image = $ _ POST ['image'];

$ sql =INSERT INTO register(image)VALUES('$ image');

mysql_query($ sql);

$ _SESSION ['d'] =

i used this code to sed the image to database

<?php
//conect to database
$con = mysql_connect('localhost', 'root', '') or die (mysql_error());
//select database table
$see = mysql_select_db("record",$con)or die ("cannot select DB");
//collect user's details
if (isset($_POST['submit'])){
//starting a sesion
session_start ();
$image=$_POST['image'];
$sql= "INSERT INTO register (image) VALUES('$image')";
mysql_query($sql);
$_SESSION['d'] ="

;

$ _SESSION ['de'] =
";
$_SESSION['de'] ="

;

$ _SESSION ['image'] =;

header(location:department.php);



}



?>



我尝试了什么:



i试过这个并且无法正常工作

<?php

$ con = mysql_connect('localhost','root','')或死(SERVER NOT FOUND.mysql_error());

$ sel = mysql_select_db( 记录,$ con)或死亡(无法选择数据库);

$ result = @mysql_query('SELECT imageROM register');

if(!$结果){

退出('

执行查询时出错:'。mysql_error()。'

";
$_SESSION['image'] = "";
header("location:department.php");

}

?>

What I have tried:

i have tried this and is not working
<?php
$con = mysql_connect('localhost', 'root', '') or die ("SERVER NOT FOUND".mysql_error());
$sel = mysql_select_db("record",$con)or die ("cannot select DB");
$result= @mysql_query (' SELECT imageROM register');
if(!$result){
exit('

Error performing query: ' .mysql_error() . '

;

echo;

echo
";
echo"";
echo"

;

}

?>

";
}
?>

推荐答案

con = mysql_connect('localhost','root',' ')或死(mysql_error());

// s选择数据库表
con = mysql_connect('localhost', 'root', '') or die (mysql_error());
//select database table


see = mysql_select_db(record,
see = mysql_select_db("record",


con)或die(不能选择DB);

//收集用户的详细信息

if(isset(
con)or die ("cannot select DB");
//collect user's details
if (isset(


这篇关于如何使用javascript或PHP从数据库发布和检索imge的文章就介绍到这了,希望我们推荐的答案对大家有所帮助,也希望大家多多支持IT屋!

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