服务端图片转Base64问题

Question

<?php

$str = file_get_contents('http://cn.bing.com/HPImageArchive.aspx?format=js&idx=0&n=1'); 
$str = json_decode($str,true);
$imgurl = 'http://cn.bing.com'.$str['images'][0]['url'];    //得到的图片url


//现在需要把图片转为Base64返回给用户

Answer 1

echo 'data:image/jpeg;base64,'.base64_encode(file_get_contents($imgurl));