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<?php var_dump(explode('&',"http://ptlogin2.qq.com/login?pt_vcode_v1=0&pt_verifysession_v1=474aa009ab2cf31308d12081a973dd5866077180c6845b7fc13151ee8769f5243cbe4920e3542048136c10ad639d553f9678179150e80b6e&verifycode=!PCH&u=2987998747&p=RTjjVlYcepmLnhWgUEaGzNAVfZBTDp8ZMzRWBSVdn2Uu6p7*B*id*eKf1MW7QbRN2nSsKyX6qt*nRpJiuaVnErqHDAev87oxutvd*2nm5R7mBZKdb*f9erC4*zeO20UsZCvtxeX0Y5XNN7CjRetaoAMDHiUqeTgvDHdLtXgqh53blIFZ2FberwvodIJQ2DZxd8TCmU1Qfq8zDVuXvv7Ndg__&pt_randsalt=0&ptlang=2052&low_login_enable=1&low_login_hour=720&u1=http%3A%2F%2Fw.t.qq.com%2Ftouch&from_ui=1&fp=loginerroralert&device=2&aid=46000101&daid=6&pt_3rd_aid=0&ptredirect=1&h=1&g=1&pt_uistyle=9& "));
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.26, 7.0.0 - 7.0.20, 7.1.0 - 7.1.10, 7.2.0 - 7.2.33, 7.3.16 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.19, 8.3.0 - 8.3.7
array(21) { [0]=> string(42) "http://ptlogin2.qq.com/login?pt_vcode_v1=0" [1]=> string(132) "pt_verifysession_v1=474aa009ab2cf31308d12081a973dd5866077180c6845b7fc13151ee8769f5243cbe4920e3542048136c10ad639d553f9678179150e80b6e" [2]=> string(15) "verifycode=!PCH" [3]=> string(12) "u=2987998747" [4]=> string(218) "p=RTjjVlYcepmLnhWgUEaGzNAVfZBTDp8ZMzRWBSVdn2Uu6p7*B*id*eKf1MW7QbRN2nSsKyX6qt*nRpJiuaVnErqHDAev87oxutvd*2nm5R7mBZKdb*f9erC4*zeO20UsZCvtxeX0Y5XNN7CjRetaoAMDHiUqeTgvDHdLtXgqh53blIFZ2FberwvodIJQ2DZxd8TCmU1Qfq8zDVuXvv7Ndg__" [5]=> string(13) "pt_randsalt=0" [6]=> string(11) "ptlang=2052" [7]=> string(18) "low_login_enable=1" [8]=> string(18) "low_login_hour=720" [9]=> string(34) "u1=http%3A%2F%2Fw.t.qq.com%2Ftouch" [10]=> string(9) "from_ui=1" [11]=> string(18) "fp=loginerroralert" [12]=> string(8) "device=2" [13]=> string(12) "aid=46000101" [14]=> string(6) "daid=6" [15]=> string(12) "pt_3rd_aid=0" [16]=> string(12) "ptredirect=1" [17]=> string(3) "h=1" [18]=> string(3) "g=1" [19]=> string(12) "pt_uistyle=9" [20]=> string(1) " " }

preferences:
246.24 ms | 408 KiB | 355 Q