获取自己的外网ip地址

[{"title":"（ 18 个子文件 21KB ） 获取自己的外网ip地址","children":[{"title":"GetWanIP","children":[{"title":"resource.h <span style='color:#111;'> 692B </span>","children":null,"spread":false},{"title":"TestForNetInfo.clw <span style='color:#111;'> 1.11KB </span>","children":null,"spread":false},{"title":"TestForNetInfo.rc <span style='color:#111;'> 5.14KB </span>","children":null,"spread":false},{"title":"TestForNetInfo.aps <span style='color:#111;'> 20.34KB </span>","children":null,"spread":false},{"title":"AAA.h <span style='color:#111;'> 486B </span>","children":null,"spread":false},{"title":"TestForNetInfo.h <span style='color:#111;'> 1.38KB </span>","children":null,"spread":false},{"title":"ReadMe.txt <span style='color:#111;'> 3.64KB </span>","children":null,"spread":false},{"title":"TestForNetInfoDlg.h <span style='color:#111;'> 1.46KB </span>","children":null,"spread":false},{"title":"说明.txt <span style='color:#111;'> 50B </span>","children":null,"spread":false},{"title":"res","children":[{"title":"TestForNetInfo.rc2 <span style='color:#111;'> 406B </span>","children":null,"spread":false},{"title":"TestForNetInfo.ico <span style='color:#111;'> 1.05KB </span>","children":null,"spread":false}],"spread":true},{"title":"AAA.cpp <span style='color:#111;'> 2.08KB </span>","children":null,"spread":false},{"title":"TestForNetInfo.dsp <span style='color:#111;'> 4.34KB </span>","children":null,"spread":false},{"title":"StdAfx.cpp <span style='color:#111;'> 216B </span>","children":null,"spread":false},{"title":"StdAfx.h <span style='color:#111;'> 1.06KB </span>","children":null,"spread":false},{"title":"TestForNetInfo.cpp <span style='color:#111;'> 2.16KB </span>","children":null,"spread":false},{"title":"TestForNetInfo.dsw <span style='color:#111;'> 536B </span>","children":null,"spread":false},{"title":"TestForNetInfoDlg.cpp <span style='color:#111;'> 4.28KB </span>","children":null,"spread":false}],"spread":false}],"spread":true}]