php把上传的图片保存到数据库并显示代码 -php手册-PHP中文网

首页

php教程

php手册

php把上传的图片保存到数据库并显示代码

WBOYWBOYWBOYWBOYWBOYWBOYWBOYWBOYWBOYWBOYWBOYWBOYWB

May 24, 2016 pm 01:25 PM

<?php
// Connect to database  
$errmsg = "";  
if (! @mysql_connect("localhost","root","")) {  
   $errmsg = "Cannot connect to database";  
}  
@mysql_select_db("db1");  
$q = <<<CREATE  
create table pix (  
pid int primary key not null auto_increment,  
title text,  
imgdata longblob)  
CREATE;  
@mysql_query($q);   
// Insert any new image into database  
if ($_REQUEST[completed] == 1) {  
   move_uploaded_file($_FILES[&#39;imagefile&#39;][&#39;tmp_name&#39;],"latest.img");  
   $instr = fopen("latest.img","rb");  
   $image = addslashes(fread($instr,filesize("latest.img")));  
   if (strlen($instr) < 149000) {  
  mysql_query ("insert into pix (title, imgdata) values ("".  
  $_REQUEST[whatsit].  
  "", "".  
  $image.  
  "")");  
   } else {  
  $errmsg = "Too large!";  
   }  
}   
// Find out about latest image  
$gotten = @mysql_query("select * from pix order by pid desc limit 1");  
if ($row = @mysql_fetch_assoc($gotten)) {  
   $title = htmlspecialchars($row[title]);  
   $bytes = $row[imgdata];  
} else {  
   $errmsg = "There is no image in the database yet";  
   $title = "no database image available";  
   // Put up a picture of our training centre  
   $instr = fopen("../wellimg/ctco.jpg","rb");  
   $bytes = fread($instr,filesize("../wellimg/ctco.jpg"));  
}  
// If this is the image request, send out the image  
if ($_REQUEST[gim] == 1) {  
   header("Content-type: image/jpeg");  
   print $bytes;  
   exit ();  
} 
?>

  
<html><head>  
<title>Upload an image to a database</title>  
<body bgcolor=white><h2 id="Here-s-nbsp-the-nbsp-latest-nbsp-picture">Here&#39;s the latest picture</h2>  
<font color=red><?= $errmsg </font>  
<center><img  src=    style="max-width:90%"php把上传的图片保存到数据库并显示代码 " ><br>  
<b><?= $title </center>  
<hr>  
<h2 id="Please-nbsp-upload-nbsp-a-nbsp-new-nbsp-picture-nbsp-and-nbsp-title">Please upload a new picture and title</h2>  
<form enctype="multipart/form-data" method="post">  
<input type="hidden" name="MAX_FILE_SIZE" value=150000>  
<input type="hidden" name="completed" value=1>  
Please choose an image to upload: <input type="file" name="imagefile"><br>  
Please enter the title of that picture: <input name="whatsit"><br>  
then: <input type="submit"></form><br>  
</body>  
</html>

本文链接:

收藏随意^^请保留教程地址.

声明

本文内容由网友自发贡献，版权归原作者所有，本站不承担相应法律责任。如您发现有涉嫌抄袭侵权的内容，请联系admin@php.cn

热AI工具

热工具

mPDF是一个PHP库，可以从UTF-8编码的HTML生成PDF文件。原作者Ian Back编写mPDF以从他的网站上“即时”输出PDF文件，并处理不同的语言。与原始脚本如HTML2FPDF相比，它的速度较慢，并且在使用Unicode字体时生成的文件较大，但支持CSS样式等，并进行了大量增强。支持几乎所有语言，包括RTL（阿拉伯语和希伯来语）和CJK（中日韩）。支持嵌套的块级元素（如P、DIV），