Online PHP editor | perf for 8gH3C

@ 2016-01-11T13:45:54Z

<?php

$frequentlyWritten = array(
    'option_name: akismet_spam_count',
    'option_name:request_counter',
    '-option_name:request_counter',
    "option_name:'request_counter'",
    'option_name:"request_counter",
    );

// https://regex101.com/r/wT6zG3/2 (query language)
$re = "/(-)?(?:(\\S+):\\s*)?(?:'((?:[^'\\\\]|\\\\.)*)'|\"((?:[^\"\\\\]|\\\\.)*)\"|(\\S+))/";

foreach ($frequentlyWritten as $rule) {
    preg_match_all($re, $rule, $matches);
    print_r($matches);
}

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)
7.0.2	0.037	0.080	20.30
7.0.1	0.003	0.057	20.30
7.0.0	0.003	0.093	20.07
5.6.17	0.030	0.043	20.39
5.6.16	0.003	0.090	20.56
5.6.15	0.003	0.090	18.12
5.6.14	0.010	0.037	18.29
5.6.13	0.003	0.090	18.27
5.6.12	0.007	0.067	21.14
5.6.11	0.017	0.077	21.11
5.6.10	0.010	0.080	21.02
5.6.9	0.013	0.073	21.00
5.6.8	0.003	0.037	20.48
5.5.31	0.023	0.060	20.34
5.5.30	0.007	0.067	18.00
5.5.29	0.010	0.080	17.97
5.5.28	0.003	0.043	20.79
5.5.27	0.003	0.080	20.86
5.5.26	0.007	0.040	20.72
5.5.25	0.020	0.073	20.70
5.5.24	0.017	0.053	20.18

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