以下代码使用 PHP 将图片转换为 base64 字符串格式:

<?php//$file:图片地址//Filetype: JPEG,PNG,GIF $file = "encode.jpg"; if($fp = fopen($file,"rb", 0)) {   $gambar = fread($fp,filesize($file));   fclose($fp);      $base64 = chunk_split(base64_encode($gambar));   // 输出  $encode = '<img src="data:image/jpg/png/gif;base64,' . $base64 .'" >';   echo $encode; }   ?>