[img]http://yufei.iteye.com/upload/picture/pic/5457/339080bb-3f1d-4b4a-8e42-9285e18096df.jpg[/img]


[size=18]方法一
优点:简单快捷
缺点:不能随时看到倒入的内容有哪些[/size]
[img]http://yufei.iteye.com/upload/picture/pic/5458/e8515d72-ad54-413e-aec0-a1ff5b3c4676.jpg[/img]

[img]http://yufei.iteye.com/upload/picture/pic/5459/b59f6e65-8576-4c79-9577-abbdeca2d142.jpg[/img]


[size=18]方法二
优点就是上个的缺点
缺点就是上个的优点[/size]

[img]http://yufei.iteye.com/upload/picture/pic/5464/ba450b06-137c-4f01-86a3-b69a86943807.jpg[/img]

[img]http://yufei.iteye.com/upload/picture/pic/5461/ec6f8308-b315-4582-9afa-74a54adbbd4a.jpg[/img]

[img]http://yufei.iteye.com/upload/picture/pic/5462/acf2e7d4-3981-4070-8f9c-dc7e41ae2e98.jpg[/img]

[img]http://yufei.iteye.com/upload/picture/pic/5463/bff404d3-4a71-4a69-a1b0-1a1c3e17743d.jpg[/img]

[img]http://yufei.iteye.com/upload/picture/pic/5465/220461af-8990-42f1-a8a1-c50eff6ee530.jpg[/img]