1、Carbon时间类库

这个是laravel御用类库，用起来非常的方便。

官网地址: http://carbon.nesbot.com

Git地址: https://github.com/briannesbitt/Carbon

用法：

• 引用

    use Carbon\Carbon;

• 基本操作

    echo (new Carbon('first day of December 2008'))->addWeeks(2);     // 2008-12-15 00:00:00  echo Carbon::parse('first day of December 2008')->addWeeks(2);    // 2008-12-15 00:00:00  $now = Carbon::now();  echo $now;                               // 2015-11-11 12:38:36  $today = Carbon::today();  echo $today;                             // 2015-11-11 00:00:00  $tomorrow = Carbon::tomorrow('Europe/London');  echo $tomorrow;                          // 2015-11-12 00:00:00  $yesterday = Carbon::yesterday();  echo $yesterday;                         // 2015-11-10 00:00:00  echo Carbon::createFromFormat('Y-m-d H', '1975-05-21 22')->toDateTimeString(); // 1975-05-21 22:00:00

2、Image类库

Intervention Image 是一个PHP图片操作处理库，为图片创建、修改及压缩等处理提供了便捷方式。此外，还提供了服务提供者和门面以便集成到Laravel应用中。

官网地址: http://image.intervention.io

Git地址: https://github.com/Intervention/image

用法:

Laravel学院: http://laravelacademy.org/post/3585.html

3、curl网站开发命令

阮一峰网络日志 http://www.ruanyifeng.com/blog/2011/09/curl.html

• curl -v 查看通信过程

    ~ curl -v www.sina.com  * Rebuilt URL to: www.sina.com/  *   Trying 202.108.33.71...  * Connected to www.sina.com (202.108.33.71) port 80 (#0)  > GET / HTTP/1.1  > Host: www.sina.com  > User-Agent: curl/7.43.0  > Accept: */*  >    
  301 Moved Permanently  
  nginx    

* Connection #0 to host www.sina.com left intact

  curl -X GET http://localhost/form.php?data=1

  curl -X POST --data "data=1" http://localhost/form.php