Online PHP editor | perf for BUFaN

<?php $data = {"last_feed_timestamp":"0","facebook_friends":""[{\"uid\":\"12080\",\"name\":\"Matt King\",\"pic_square\":\"https://fbcdn-profile-a.akamaihd.net/hprofile-ak-frc3/t1.0-1/c6.0.50.50/p50x50/1383015_10101032935071631_1919281503_s.jpg\"},{\"uid\":\"216995\",\"name\":\"Komal Sethi\",\"pic_square\":\"https://fbcdn-profile-a.akamaihd.net/hprofile-ak-prn2/t1.0-1/p50x50/1911653_10100942115429923_61707379_t.jpg\"},{\"uid\":\"902734\",\"name\":\"Teddy Saunders\",\"pic_square\":\"https://fbcdn-profile-a.akamaihd.net/hprofile-ak-prn2/t1.0-1/c33.0.85.85/s50x50/10256563_10102211671344700_1008138769665047280_s.jpg\"},{\"uid\":\"1102787\",\"name\":\"Rachman Blake\",\"pic_square\":\"https://fbcdn-profile-a.akamaihd.net/hprofile-ak-prn1/t1.0-1/c13.0.50.50/p50x50/1959228_10100216129227102_996623737_s.jpg\"},{\"uid\":\"1204209\",\"name\":\"Ian Lokae Luo\",\"pic_square\":\"https://fbcdn-profile-a.akamaihd.net/hprofile-ak-prn2/t1.0-1/p50x50/1451369_10102674493365663_23925050_t.jpg\"},{\"uid\":\"1212783\",\"name\":\"Jenn Sturgill\",\"pic_square\":\"https://fbcdn-profile-a.akamaihd.net/hprofile-ak-prn1/t1.0-1/p50x50/10338836_10103101619601263_1043773192369593501_t.jpg\"},{\"uid\":\"1230834\",\"name\":\"Yelena Filipchuk\",\"pic_square\":\"https://fbcdn-profile-a.akamaihd.net/hprofile-ak-prn2/t1.0-1/c12.0.50.50/1797378_10103091069324103_8664376835421453832_t.jpg\"},{\"uid\":\"1241385\",\"name\":\"Suman Jasmine\",\"pic_square\":\"https://fbcdn-profile-a.akamaihd.net/hprofile-ak-ash3/t1.0-1/c26.0.85.85/s50x50/12238_10101745808482613_1951095216_s.jpg\"},{\"uid\":\"1402715\",\"name\":\"Julia Allison\",\"pic_square\":\"https://fbcdn-profile-a.akamaihd.net/hprofile-ak-frc1/t1.0-1/c0.0.50.50/p50x50/1907627_10100686463558335_4117318721334058606_t.jpg\"},{\"uid\":\"1404844\",\"name\":\"Estrella Alpina\",\"pic_square\":\"https://fbcdn-profile-a.akamaihd.net/hprofile-ak-frc1/t1.0-1/c0.0.50.50/p50x50/1922318_10100633864537195_1172575740_t.jpg\"},{\"uid\":\"2027398\",\"name\":\"Benlloyd Goldstein\",\"pic_square\":\"https://fbcdn-profile-a.akamaihd.net/hprofile-ak-ash3/t1.0-1/p50x50/943580_10103489939919241_746228323_t.jpg\"},{\"uid\":\"2404082\",\"name\":\"Madamn Burnz\",\"pic_square\":\"https://fbcdn-profile-a.akamaihd.net/hprofile-ak-ash3/t1.0-1/c13.0.50.50/p50x50/1901334_10100833575634565_126883013_s.jpg\"},{\"uid\":\"2411878\",\"name\":\"Zach Beach\",\"pic_square\":\"https://fbcdn-profile-a.akamaihd.net/hprofile-ak-ash3/v/t1.0-1/c13.0.50.50/p50x50/1521294_10100783892889185_971278377_s.jpg?oh=56b0d823d8fba2f4369c09d92613c629&oe=53F7BD05&__gda__=1407597833_60c0c292ec309865536ff6d0c2049e16\"} ]}; $data2 = json_decode($data);

Version	System time (s)	User time (s)	Memory (MiB)
5.4.28	0.011	0.065	12.38
5.4.27	0.007	0.049	12.38
5.4.26	0.008	0.049	12.38
5.4.25	0.016	0.060	12.38
5.4.24	0.013	0.062	12.38
5.4.23	0.012	0.064	12.37
5.4.22	0.010	0.055	12.37
5.4.21	0.011	0.058	12.37
5.4.20	0.007	0.059	12.37
5.4.19	0.010	0.053	12.37
5.4.18	0.010	0.062	12.37
5.4.17	0.009	0.048	12.38
5.4.16	0.007	0.047	12.37
5.4.15	0.010	0.049	12.37
5.4.14	0.011	0.059	12.06
5.4.13	0.011	0.050	12.04
5.4.12	0.010	0.053	12.01
5.4.11	0.010	0.056	12.00
5.4.10	0.012	0.056	12.00
5.4.9	0.011	0.056	12.00
5.4.8	0.008	0.059	12.00
5.4.7	0.011	0.067	12.00
5.4.6	0.009	0.063	12.00
5.4.5	0.008	0.048	12.00
5.4.4	0.007	0.049	11.99
5.4.3	0.010	0.051	11.98
5.4.2	0.012	0.070	11.98
5.4.1	0.007	0.051	11.98
5.4.0	0.009	0.054	11.48
5.3.28	0.015	0.068	12.71
5.3.27	0.017	0.076	12.72
5.3.26	0.013	0.061	12.72
5.3.25	0.011	0.061	12.72
5.3.24	0.011	0.066	12.72
5.3.23	0.007	0.059	12.71
5.3.22	0.009	0.059	12.68
5.3.21	0.011	0.062	12.68
5.3.20	0.013	0.058	12.68
5.3.19	0.019	0.082	12.68
5.3.18	0.010	0.043	12.67
5.3.17	0.010	0.042	12.67
5.3.16	0.012	0.040	12.67
5.3.15	0.013	0.057	12.67
5.3.14	0.011	0.051	12.66
5.3.13	0.012	0.067	12.66
5.3.12	0.019	0.084	12.66
5.3.11	0.014	0.079	12.66
5.3.10	0.011	0.048	12.12
5.3.9	0.011	0.046	12.08
5.3.8	0.011	0.050	12.08
5.3.7	0.011	0.046	12.07
5.3.6	0.011	0.058	12.07
5.3.5	0.013	0.085	12.00
5.3.4	0.010	0.047	12.00
5.3.3	0.010	0.057	11.95
5.3.2	0.009	0.059	11.72
5.3.1	0.015	0.052	11.69
5.3.0	0.009	0.055	11.68