Online PHP editor | perf for J8Li7

@ 2014-10-31T10:10:00Z

<?php

function stripNonValidCharaters ($message) {
        $count = 0;

        //mostly taken from https://dynmark.uservoice.com/knowledgebase/articles/83496-gsm-alphabet-character-set
        $search = [
            '`', '‘', '’',    //single quotes
            '“', '”',        //double quotes
            '~', '¬', '|'   //misc
        ];
        $replace = [
            '\'', '\'', '\'',   //single quotes
            '"', '"',           //double quotes
            '-', '-', 'I'       //misc
        ];

        $message = str_replace($search, $replace, $message, $count);

        $validGSMKeycodes = [
            0x0040, 0x0394, 0x0020, 0x0030, 0x00a1, 0x0050, 0x00bf, 0x0070,
            0x00a3, 0x005f, 0x0021, 0x0031, 0x0041, 0x0051, 0x0061, 0x0071,
            0x0024, 0x03a6, 0x0022, 0x0032, 0x0042, 0x0052, 0x0062, 0x0072,
            0x00a5, 0x0393, 0x0023, 0x0033, 0x0043, 0x0053, 0x0063, 0x0073,
            0x00e8, 0x039b, 0x00a4, 0x0034, 0x0035, 0x0044, 0x0054, 0x0064, 0x0074,
            0x00e9, 0x03a9, 0x0025, 0x0045, 0x0045, 0x0055, 0x0065, 0x0075,
            0x00f9, 0x03a0, 0x0026, 0x0036, 0x0046, 0x0056, 0x0066, 0x0076,
            0x00ec, 0x03a8, 0x0027, 0x0037, 0x0047, 0x0057, 0x0067, 0x0077,
            0x00f2, 0x03a3, 0x0028, 0x0038, 0x0048, 0x0058, 0x0068, 0x0078,
            0x00c7, 0x0398, 0x0029, 0x0039, 0x0049, 0x0059, 0x0069, 0x0079,
            0x000a, 0x039e, 0x002a, 0x003a, 0x004a, 0x005a, 0x006a, 0x007a,
            0x00d8, 0x001b, 0x002b, 0x003b, 0x004b, 0x00c4, 0x006b, 0x00e4,
            0x00f8, 0x00c6, 0x002c, 0x003c, 0x004c, 0x00d6, 0x006c, 0x00f6,
            0x000d, 0x00e6, 0x002d, 0x003d, 0x004d, 0x00d1, 0x006d, 0x00f1,
            0x00c5, 0x00df, 0x002e, 0x003e, 0x004e, 0x00dc, 0x006e, 0x00fc,
            0x00e5, 0x00c9, 0x002f, 0x003f, 0x004f, 0x00a7, 0x006f, 0x00e0 ];


        for($i = 0; $i < strlen($message); $i++) {
            if(!in_array(hexdec(bin2hex(mb_substr($message, $i, 1))), $validGSMKeycodes, true)) {
                $message[$i] = '';
                $count++;
            }
        }
        $message = trim($message);

        return ['message' => $message, 'replacements' => $count];
    }


$message= "@£$¥èéùìòÇ
ØøÅåΔ_ΦΓΛΩΠΨΣΘΞÆæßÉ !"#¤%&'()*+,-./
0123456789:;>=<
?¡ABCDEFGHIJKLMNOPQRSTUVWXYZ
ÄÖÑÜ§¿
abcdefghijklmnopqrstuvwxyz
äöñüà
Extended: €[\]^{|}~";

var_dump(stripNonValidCharaters($message));

Here you find the average performance (time & memory) of each version. A grayed out version indicates it didn't complete successfully (based on exit-code).

Version	System time (s)	User time (s)	Memory (MiB)
5.4.34	0.009	0.037	12.05
5.4.32	0.007	0.036	12.55
5.4.31	0.007	0.037	12.54
5.4.30	0.010	0.032	12.55
5.4.29	0.005	0.039	12.54
5.4.28	0.004	0.037	12.44
5.4.27	0.006	0.040	12.43
5.4.26	0.005	0.039	12.44
5.4.25	0.004	0.039	12.44
5.4.24	0.006	0.035	12.44
5.4.23	0.003	0.041	12.43
5.4.22	0.003	0.050	12.43
5.4.21	0.005	0.036	12.43
5.4.20	0.009	0.035	12.43
5.4.19	0.005	0.037	12.43
5.4.18	0.006	0.046	12.42
5.4.17	0.003	0.041	12.43
5.4.16	0.004	0.038	12.42
5.4.15	0.008	0.034	12.41
5.4.14	0.004	0.039	12.11
5.4.13	0.006	0.035	12.09
5.4.12	0.004	0.038	12.05
5.4.11	0.005	0.039	12.05
5.4.10	0.005	0.040	12.05
5.4.9	0.008	0.039	12.05
5.4.8	0.005	0.036	12.05
5.4.7	0.006	0.034	12.04
5.4.6	0.003	0.037	12.05
5.4.5	0.007	0.034	12.05
5.4.4	0.004	0.037	12.03
5.4.3	0.005	0.036	12.04
5.4.2	0.008	0.036	12.03
5.4.1	0.007	0.034	12.03
5.4.0	0.006	0.040	11.52
5.3.29	0.004	0.047	12.80
5.3.28	0.004	0.052	12.71
5.3.27	0.007	0.042	12.72
5.3.26	0.008	0.039	12.71
5.3.25	0.009	0.045	12.72
5.3.24	0.011	0.042	12.72
5.3.23	0.007	0.039	12.71
5.3.22	0.008	0.049	12.68
5.3.21	0.012	0.050	12.68
5.3.20	0.009	0.052	12.68
5.3.19	0.012	0.049	12.68
5.3.18	0.013	0.045	12.68
5.3.17	0.005	0.040	12.67
5.3.16	0.006	0.036	12.68
5.3.15	0.008	0.042	12.68
5.3.14	0.008	0.037	12.66
5.3.13	0.009	0.037	12.66
5.3.12	0.011	0.049	12.66
5.3.11	0.009	0.041	12.66
5.3.10	0.006	0.046	12.13
5.3.9	0.008	0.035	12.11
5.3.8	0.007	0.035	12.09
5.3.7	0.008	0.034	12.09
5.3.6	0.008	0.034	12.08
5.3.5	0.006	0.036	12.02
5.3.4	0.004	0.039	12.02
5.3.3	0.006	0.035	11.98
5.3.2	0.006	0.036	11.76
5.3.1	0.011	0.035	11.73
5.3.0	0.005	0.037	11.72
5.2.17	0.007	0.029	9.22
5.2.16	0.004	0.029	9.22
5.2.15	0.008	0.027	9.22
5.2.14	0.005	0.030	9.21
5.2.13	0.003	0.030	9.18
5.2.12	0.004	0.028	9.18
5.2.11	0.006	0.028	9.18
5.2.10	0.004	0.028	9.18
5.2.9	0.005	0.028	9.18
5.2.8	0.009	0.028	9.17
5.2.7	0.004	0.030	9.17
5.2.6	0.003	0.031	9.13
5.2.5	0.005	0.030	9.09
5.2.4	0.004	0.029	9.07
5.2.3	0.006	0.028	9.05
5.2.2	0.006	0.027	9.04
5.2.1	0.003	0.030	8.95
5.2.0	0.004	0.029	8.81
5.1.6	0.007	0.022	8.09
5.1.5	0.005	0.023	8.09
5.1.4	0.002	0.026	8.07
5.1.3	0.006	0.029	8.42
5.1.2	0.007	0.024	8.44
5.1.1	0.002	0.028	8.16
5.1.0	0.002	0.027	8.16
5.0.5	0.005	0.020	6.64
5.0.4	0.004	0.027	6.50
5.0.3	0.005	0.039	6.31
5.0.2	0.007	0.016	6.29
5.0.1	0.004	0.020	6.27
5.0.0	0.004	0.037	6.25
4.4.9	0.002	0.023	4.78
4.4.8	0.005	0.013	4.75
4.4.7	0.003	0.015	4.75
4.4.6	0.001	0.017	4.76
4.4.5	0.004	0.015	4.77
4.4.4	0.003	0.026	4.71
4.4.3	0.002	0.016	4.76
4.4.2	0.005	0.015	4.84
4.4.1	0.002	0.021	4.85
4.4.0	0.003	0.024	4.76
4.3.11	0.002	0.016	4.67
4.3.10	0.002	0.015	4.67
4.3.9	0.004	0.012	4.63
4.3.8	0.004	0.023	4.58
4.3.7	0.003	0.014	4.63
4.3.6	0.002	0.015	4.63
4.3.5	0.003	0.015	4.63
4.3.4	0.002	0.024	4.54
4.3.3	0.003	0.018	3.30
4.3.2	0.003	0.016	3.28
4.3.1	0.003	0.015	3.24
4.3.0	0.013	0.020	6.67

preferences:dark modelive preview