bit.ly 短地址转换

Bit.ly is a great URL shortening service. I love their reliability, shortness of the URL, and the information they provide about a given URL. Recently Bit.ly updated their API to version 3 so I thought I'd update my original Bit.ly post. Here's how you can create short URLs and expand short URLs using Bit.ly.

Bit.ly是一个很棒的URL缩短服务。 我喜欢它们的可靠性，URL的简短性以及它们提供的有关给定URL的信息。 最近Bit.ly将他们的API更新到了版本3，所以我想我应该更新我的原始Bit.ly帖子 。 这是使用Bit.ly创建短URL并扩展短URL的方法。

PHP (The PHP)

/* returns the shortened url */
function get_bitly_short_url($url,$login,$appkey,$format='txt') {