求助这段代码怎么实现跳转的。

[chb576]

https://m.baidu.com/from=1099a/bd_page_type=1/ssid=0/uid=0/baiduid=7920E40F80664B676631AD6FA5E73D27/w=40_10_/t=zbios/l=1/tc?ref=www_zbios&pu=sz%401320_480%2Ccuid%403302EFA14EAF07FAD7CE2D3E44AF214EECC246EE6ORRNCDAFDT%2Ccua%401242_2208_iphone_8.0.0.11_0%2Ccut%40iPhone8%252C2_10.0.2%2Cosname%40baiduboxapp%2Cctv%401%2Ccfrom%401099a%2Ccsrc%40browserf_box_txt%2Cvmgdb%400020100228y%2Cta%40zbios_1_10.0_6_0.0%2Cusm%404&lid=15558099450151701353&order=2&fm=alop&waplogo=1&tj=www_normal_2_40_10_title&vit=osres&waput=1&cltj=normal_title&asres=1&title=%E7%A5%9E%E4%BA%BA%E7%A5%A8%E7%9B%9F--%E4%B8%93%E6%B3%A8%E5%BE%AE%E4%BF%A1%E7%BD%91%E7%BB%9C%E6%8A%95%E7%A5%A8&dict=-1&w_qd=IlPT2AEptyoA_yk55g9d63GuJTBUd7m&sec=15973&di=fb7f6b1ccf85d0b3&bdenc=1&tch=124.0.231.277.0.0&nsrc=IlPT2AEptyoA_yixCFOxXnANedT62v3IGtiJRSZV0ib5o5ijva02&eqid=d7e97905027e0800100000025803807f&wd=%E5%BE%AE%E4%BF%A1%E6%8A%95%E7%A5%A8&clk_info=%7B%22srcid%22%3A%221599%22%2C%22tplname%22%3A%22www_normal%22%2C%22t%22%3A1476624561259%2C%22xpath%22%3A%22div-a-h3-em

有哪位牛人帮忙看看这段代码怎么实现从百度带着搜索词直接跳转到另外一个网站的？希望能对这段代码链接截取核心字段分析下

[chb576]

明明只看到百度的网址，然后打开之后是跳转到另外一个网址的，通过后台获取还能获取到是带了搜索词的，这是怎么实现的呢？