search

Home  >  Article  >  Backend Development  >  php读取和保存base64编码的图片

php读取和保存base64编码的图片

WBOY
WBOYOriginal
2016-06-20 13:02:46939browse

php读取和保存base64编码的图片

<?php
header(&#39;Content-type:text/html;charset=utf-8&#39;);
//读取图片文件，转换成base64编码格式
$image_file = &#39;./4296762_165319032930_2.jpg&#39;;
$image_info = getimagesize($image_file);
$base64_image_content = "data:{$image_info[&#39;mime&#39;]};base64," . chunk_split(base64_encode(file_get_contents($image_file)));
  
//保存base64字符串为图片
//匹配出图片的格式
if (preg_match(&#39;/^(data:\s*image\/(\w+);base64,)/&#39;, $base64_image_content, $result)){
  $type = $result[2];
  $new_file = "./test.{$type}";
  if (file_put_contents($new_file, base64_decode(str_replace($result[1], &#39;&#39;, $base64_image_content)))){
    echo &#39;新文件保存成功：&#39;, $new_file;
  }
  
}
?>
  
<img  src="<?php echo $base64_image_content;? alt="php读取和保存base64编码的图片" >" />

 


Statement：
The content of this article is voluntarily contributed by netizens, and the copyright belongs to the original author. This site does not assume corresponding legal responsibility. If you find any content suspected of plagiarism or infringement, please contact admin@php.cn
Previous article：php curl方法模拟远程登录Next article：nginx+php 上传文件失败的问题client_max_body_size

Related articles

See more