Online PHP editor | perf for kB1gJ

<?php $data = [65 => 90, 97 => 122, 170 => 170, 181 => 181, 186 => 186, 192 => 214, 216 => 246, 248 => 705, 710 => 721, 736 => 740, 748 => 748, 750 => 750, 837 => 837, 880 => 884, 886 => 887, 890 => 893, 895 => 895, 902 => 902, 904 => 906, 908 => 908, 910 => 929, 931 => 1013, 1015 => 1153, 1162 => 1327, 1329 => 1366, 1369 => 1369, 1377 => 1415, 1456 => 1469, 1471 => 1471, 1473 => 1474, 1476 => 1477, 1479 => 1479, 1488 => 1514, 1520 => 1522, 1552 => 1562, 1568 => 1623, 1625 => 1631, 1646 => 1747, 1749 => 1756, 1761 => 1768, 1773 => 1775, 1786 => 1788, 1791 => 1791, 1808 => 1855, 1869 => 1969, 1994 => 2026, 2036 => 2037, 2042 => 2042, 2048 => 2071, 2074 => 2092, 2112 => 2136, 2208 => 2228, 2275 => 2281, 2288 => 2363, 2365 => 2380, 2382 => 2384, 2389 => 2403, 2417 => 2435, 2437 => 2444, 2447 => 2448, 2451 => 2472, 2474 => 2480, 2482 => 2482, 2486 => 2489, 2493 => 2500, 2503 => 2504, 2507 => 2508, 2510 => 2510, 2519 => 2519, 2524 => 2525, 2527 => 2531, 2544 => 2545, 2561 => 2563, 2565 => 2570, 2575 => 2576, 2579 => 2600, 2602 => 2608, 2610 => 2611, 2613 => 2614, 2616 => 2617, 2622 => 2626, 2631 => 2632, 2635 => 2636, 2641 => 2641, 2649 => 2652, 2654 => 2654, 2672 => 2677, 2689 => 2691, 2693 => 2701, 2703 => 2705, 2707 => 2728, 2730 => 2736, 2738 => 2739, 2741 => 2745, 2749 => 2757, 2759 => 2761, 2763 => 2764, 2768 => 2768, 2784 => 2787, 2809 => 2809, 2817 => 2819, 2821 => 2828, 2831 => 2832, 2835 => 2856, 2858 => 2864, 2866 => 2867, 2869 => 2873, 2877 => 2884, 2887 => 2888, 2891 => 2892, 2902 => 2903, 2908 => 2909, 2911 => 2915, 2929 => 2929, 2946 => 2947, 2949 => 2954, 2958 => 2960, 2962 => 2965, 2969 => 2970, 2972 => 2972, 2974 => 2975, 2979 => 2980, 2984 => 2986, 2990 => 3001, 3006 => 3010, 3014 => 3016, 3018 => 3020, 3024 => 3024, 3031 => 3031, 3072 => 3075, 3077 => 3084, 3086 => 3088, 3090 => 3112, 3114 => 3129, 3133 => 3140, 3142 => 3144, 3146 => 3148, 3157 => 3158, 3160 => 3162, 3168 => 3171, 3201 => 3203, 3205 => 3212, 3214 => 3216, 3218 => 3240, 3242 => 3251, 3253 => 3257, 3261 => 3268, 3270 => 3272, 3274 => 3276, 3285 => 3286, 3294 => 3294, 3296 => 3299, 3313 => 3314, 3329 => 3331, 3333 => 3340, 3342 => 3344, 3346 => 3386, 3389 => 3396, 3398 => 3400, 3402 => 3404, 3406 => 3406, 3415 => 3415, 3423 => 3427, 3450 => 3455, 3458 => 3459, 3461 => 3478, 3482 => 3505, 3507 => 3515, 3517 => 3517, 3520 => 3526, 3535 => 3540, 3542 => 3542, 3544 => 3551, 3570 => 3571, 3585 => 3642, 3648 => 3654, 3661 => 3661, 3713 => 3714, 3716 => 3716, 3719 => 3720, 3722 => 3722, 3725 => 3725, 3732 => 3735, 3737 => 3743, 3745 => 3747, 3749 => 3749, 3751 => 3751, 3754 => 3755, 3757 => 3769, 3771 => 3773, 3776 => 3780, 3782 => 3782, 3789 => 3789, 3804 => 3807, 3840 => 3840, 3904 => 3911, 3913 => 3948, 3953 => 3969, 3976 => 3991, 3993 => 4028, 4096 => 4150, 4152 => 4152, 4155 => 4159, 4176 => 4194, 4197 => 4200, 4206 => 4230, 4238 => 4238, 4252 => 4253, 4256 => 4293, 4295 => 4295, 4301 => 4301, 4304 => 4346, 4348 => 4680, 4682 => 4685, 4688 => 4694, 4696 => 4696, 4698 => 4701, 4704 => 4744, 4746 => 4749, 4752 => 4784, 4786 => 4789, 4792 => 4798, 4800 => 4800, 4802 => 4805, 4808 => 4822, 4824 => 4880, 4882 => 4885, 4888 => 4954, 4959 => 4959, 4992 => 5007, 5024 => 5109, 5112 => 5117, 5121 => 5740, 5743 => 5759, 5761 => 5786, 5792 => 5866, 5870 => 5880, 5888 => 5900, 5902 => 5907, 5920 => 5939, 5952 => 5971, 5984 => 5996, 5998 => 6000, 6002 => 6003, 6016 => 6067, 6070 => 6088, 6103 => 6103, 6108 => 6108, 6176 => 6263, 6272 => 6314, 6320 => 6389, 6400 => 6430, 6432 => 6443, 6448 => 6456, 6480 => 6509, 6512 => 6516, 6528 => 6571, 6576 => 6601, 6656 => 6683, 6688 => 6750, 6753 => 6772, 6823 => 6823, 6912 => 6963, 6965 => 6979, 6981 => 6987, 7040 => 7081, 7084 => 7087, 7098 => 7141, 7143 => 7153, 7168 => 7221, 7245 => 7247, 7258 => 7293, 7401 => 7404, 7406 => 7411, 7413 => 7414, 7424 => 7615, 7655 => 7668, 7680 => 7957, 7960 => 7965, 7968 => 8005, 8008 => 8013, 8016 => 8023, 8025 => 8025, 8027 => 8027, 8029 => 8029, 8031 => 8061, 8064 => 8116, 8118 => 8124, 8126 => 8126, 8130 => 8132, 8134 => 8140, 8144 => 8147, 8150 => 8155, 8160 => 8172, 8178 => 8180, 8182 => 8188, 8305 => 8305, 8319 => 8319, 8336 => 8348, 8450 => 8450, 8455 => 8455, 8458 => 8467, 8469 => 8469, 8473 => 8477, 8484 => 8484, 8486 => 8486, 8488 => 8488, 8490 => 8493, 8495 => 8505, 8508 => 8511, 8517 => 8521, 8526 => 8526, 8544 => 8584, 9398 => 9449, 11264 => 11310, 11312 => 11358, 11360 => 11492, 11499 => 11502, 11506 => 11507, 11520 => 11557, 11559 => 11559, 11565 => 11565, 11568 => 11623, 11631 => 11631, 11648 => 11670, 11680 => 11686, 11688 => 11694, 11696 => 11702, 11704 => 11710, 11712 => 11718, 11720 => 11726, 11728 => 11734]; class A{ private $data; function __construct($data){ $this->data = $data; } } $s = memory_get_usage(); $a1 = new A($data); echo memory_get_usage() - $s . "\n"; $s = memory_get_usage(); $a2 = new A($data); echo memory_get_usage() - $s . "\n"; $s = memory_get_usage(); $a3 = new A($data); echo memory_get_usage() - $s . "\n"; $s = memory_get_usage(); $a4 = new A($data); echo memory_get_usage() - $s . "\n"; $s = memory_get_usage(); $data[] = 1; echo memory_get_usage() - $s . "\n";

Version	System time (s)	User time (s)	Memory (MiB)
7.3.1	0.012	0.003	16.53
7.3.0	0.007	0.011	16.63
7.2.13	0.004	0.011	16.86
7.2.12	0.003	0.009	16.93
7.2.11	0.010	0.004	16.80
7.2.10	0.034	0.005	16.73
7.2.9	0.007	0.007	16.61
7.2.8	0.005	0.012	16.85
7.2.7	0.018	0.005	16.96
7.2.6	0.021	0.005	16.93
7.2.5	0.006	0.006	16.94
7.2.4	0.013	0.010	17.05
7.2.3	0.014	0.004	16.72
7.2.2	0.007	0.009	16.90
7.2.1	0.011	0.005	16.90
7.2.0	0.008	0.008	17.77
7.1.25	0.004	0.008	15.88
7.1.23	0.009	0.006	15.78
7.1.22	0.018	0.000	15.49
7.1.21	0.008	0.008	15.83
7.1.20	0.009	0.009	15.66
7.1.19	0.012	0.006	15.57
7.1.18	0.008	0.008	15.79
7.1.17	0.004	0.011	15.45
7.1.16	0.018	0.000	15.79
7.1.15	0.009	0.009	15.95
7.1.14	0.025	0.003	16.04
7.1.13	0.008	0.008	15.75
7.1.12	0.000	0.014	15.75
7.1.11	0.009	0.009	15.43
7.1.10	0.009	0.009	15.87
7.1.9	0.012	0.004	15.84
7.1.8	0.005	0.009	15.81
7.1.7	0.006	0.006	16.53
7.1.6	0.034	0.008	15.36
7.1.5	0.013	0.009	16.31
7.1.4	0.011	0.011	15.69
7.1.3	0.006	0.015	15.79
7.1.2	0.027	0.006	15.72
7.1.1	0.012	0.006	15.69
7.1.0	0.011	0.038	19.11
7.0.31	0.024	0.006	15.17
7.0.30	0.017	0.000	15.50
7.0.29	0.011	0.008	15.46
7.0.28	0.009	0.006	15.03
7.0.27	0.009	0.009	15.20
7.0.26	0.034	0.003	15.36
7.0.25	0.034	0.003	15.55
7.0.24	0.003	0.009	15.25
7.0.23	0.010	0.006	15.52
7.0.22	0.008	0.009	15.48
7.0.21	0.008	0.008	15.44
7.0.20	0.011	0.005	15.96
7.0.19	0.010	0.008	15.48
7.0.18	0.011	0.003	15.62
7.0.17	0.010	0.006	15.54
7.0.16	0.005	0.011	15.36
7.0.15	0.011	0.007	15.40
7.0.14	0.011	0.005	15.45
7.0.13	0.011	0.005	15.60
7.0.12	0.006	0.012	15.45
7.0.11	0.015	0.000	15.43
7.0.10	0.014	0.000	15.47
7.0.9	0.008	0.005	15.36
7.0.8	0.010	0.005	15.27
7.0.7	0.084	0.040	17.64
7.0.6	0.082	0.033	17.65
7.0.5	0.077	0.036	17.98
7.0.4	0.079	0.036	16.86
7.0.3	0.082	0.032	16.92
7.0.2	0.085	0.032	16.79
7.0.1	0.088	0.030	16.85
7.0.0	0.068	0.035	16.98
5.6.38	0.012	0.005	14.45
5.6.37	0.012	0.006	14.77
5.6.36	0.012	0.006	14.86
5.6.35	0.014	0.003	14.78
5.6.34	0.004	0.012	14.72
5.6.33	0.009	0.006	14.39
5.6.32	0.010	0.006	14.56
5.6.31	0.011	0.004	14.36
5.6.30	0.011	0.004	14.61
5.6.29	0.007	0.007	14.47
5.6.28	0.008	0.038	17.72
5.6.27	0.016	0.000	14.66
5.6.26	0.008	0.008	14.66
5.6.25	0.011	0.008	14.36
5.6.24	0.012	0.006	14.46
5.6.23	0.000	0.015	14.36
5.6.22	0.044	0.036	17.54
5.6.21	0.067	0.032	17.73
5.6.20	0.068	0.034	18.00
5.6.19	0.069	0.030	17.97
5.6.18	0.068	0.035	17.78
5.6.17	0.063	0.035	17.88
5.6.16	0.066	0.033	17.88
5.6.15	0.059	0.038	17.84
5.6.14	0.074	0.033	17.82
5.6.13	0.073	0.028	17.77
5.6.12	0.013	0.035	17.87
5.6.11	0.032	0.034	17.84
5.6.10	0.060	0.029	17.92
5.6.9	0.059	0.029	17.85
5.6.8	0.062	0.036	17.44
5.6.7	0.059	0.034	17.50
5.6.6	0.058	0.034	17.42
5.6.5	0.075	0.025	17.54
5.6.4	0.069	0.028	17.46
5.6.3	0.063	0.030	17.44
5.6.2	0.076	0.025	17.50
5.6.1	0.072	0.030	17.49
5.6.0	0.072	0.037	17.54
5.5.38	0.007	0.004	12.79
5.5.37	0.005	0.010	12.79
5.5.36	0.069	0.032	16.69
5.5.35	0.064	0.027	16.69
5.5.34	0.060	0.032	16.85
5.5.33	0.067	0.034	16.92
5.5.32	0.075	0.026	16.85
5.5.31	0.060	0.030	16.85
5.5.30	0.074	0.028	16.92
5.5.29	0.058	0.035	16.89
5.5.28	0.011	0.032	16.91
5.5.27	0.058	0.032	16.93
5.5.26	0.058	0.034	16.88
5.5.25	0.066	0.032	16.83
5.5.24	0.069	0.036	16.58
5.5.23	0.063	0.034	16.62
5.5.22	0.070	0.029	16.57
5.5.21	0.067	0.033	16.54
5.5.20	0.070	0.030	16.50
5.5.19	0.072	0.034	16.58
5.5.18	0.066	0.033	16.55
5.5.17	0.011	0.005	14.47
5.5.16	0.068	0.032	16.58
5.5.15	0.067	0.033	16.57
5.5.14	0.075	0.027	16.52
5.5.13	0.067	0.035	16.58
5.5.12	0.070	0.030	16.58
5.5.11	0.069	0.031	16.46
5.5.10	0.070	0.027	16.53
5.5.9	0.070	0.028	16.49
5.5.8	0.062	0.033	16.52
5.5.7	0.070	0.028	16.54
5.5.6	0.067	0.026	16.47
5.5.5	0.065	0.035	16.51
5.5.4	0.069	0.028	16.52
5.5.3	0.068	0.032	16.50
5.5.2	0.063	0.032	16.54
5.5.1	0.072	0.026	16.45
5.5.0	0.066	0.030	16.47