3v4l.org

run code in 300+ PHP versions simultaneously
<?php $str = '{ "config": { "cache-files-ttl": 0, "discard-changes": true }, "minimum-stability": "stable", "prefer-stable": false, "provide": { "heroku-sys/cedar": "14.2016.03.22" }, "repositories": [ { "packagist.org": false }, { "type": "package", "package": [ { "type": "metapackage", "name": "anthonymartin/geo-location", "version": "v1.0.0", "require": { "heroku-sys/php": ">=5.3.0" }, "replace": [], "provide": [], "conflict": [] }, { "type": "metapackage", "name": "aws/aws-sdk-php", "version": "3.9.4", "require": { "heroku-sys/php": ">=5.5" }, "replace": [], "provide": [], "conflict": [] }, { "type": "metapackage", "name": "cloudinary/cloudinary_php", "version": "dev-master", "require": { "heroku-sys/ext-curl": "*", "heroku-sys/ext-json": "*", "heroku-sys/php": ">=5.3.0" }, "replace": [], "provide": [], "conflict": [] }, { "type": "metapackage", "name": "doctrine/annotations", "version": "v1.2.7", "require": { "heroku-sys/php": ">=5.3.2" }, "replace": [], "provide": [], "conflict": [] }, { "type": "metapackage", "name": "doctrine/cache", "version": "v1.6.0", "require": { "heroku-sys/php": "~5.5|~7.0" }, "replace": [], "provide": [], "conflict": [] }, { "type": "metapackage", "name": "doctrine/collections", "version": "v1.3.0", "require": { "heroku-sys/php": ">=5.3.2" }, "replace": [], "provide": [], "conflict": [] }, { "type": "metapackage", "name": "doctrine/common", "version": "v2.6.1", "require": { "heroku-sys/php": "~5.5|~7.0" }, "replace": [], "provide": [], "conflict": [] }, { "type": "metapackage", "name": "doctrine/inflector", "version": "v1.1.0", "require": { "heroku-sys/php": ">=5.3.2" }, "replace": [], "provide": [], "conflict": [] }, { "type": "metapackage", "name": "doctrine/lexer", "version": "v1.0.1", "require": { "heroku-sys/php": ">=5.3.2" }, "replace": [], "provide": [], "conflict": [] }, { "type": "metapackage", "name": "geoip/geoip", "version": "v1.16", "require": [], "replace": [], "provide": [], "conflict": { "heroku-sys/ext-geoip": "*" } }, { "type": "metapackage", "name": "giggsey/libphonenumber-for-php", "version": "7.2.5", "require": { "heroku-sys/ext-mbstring": "*" }, "replace": [], "provide": [], "conflict": [] }, { "type": "metapackage", "name": "guzzlehttp/guzzle", "version": "5.3.0", "require": { "heroku-sys/php": ">=5.4.0" }, "replace": [], "provide": [], "conflict": [] }, { "type": "metapackage", "name": "guzzlehttp/promises", "version": "1.0.3", "require": { "heroku-sys/php": ">=5.5.0" }, "replace": [], "provide": [], "conflict": [] }, { "type": "metapackage", "name": "guzzlehttp/psr7", "version": "1.2.3", "require": { "heroku-sys/php": ">=5.4.0" }, "replace": [], "provide": [], "conflict": [] }, { "type": "metapackage", "name": "guzzlehttp/ringphp", "version": "1.1.0", "require": { "heroku-sys/php": ">=5.4.0" }, "replace": [], "provide": [], "conflict": [] }, { "type": "metapackage", "name": "guzzlehttp/streams", "version": "3.0.0", "require": { "heroku-sys/php": ">=5.4.0" }, "replace": [], "provide": [], "conflict": [] }, { "type": "metapackage", "name": "hipchat/hipchat-php", "version": "v1.4", "require": { "heroku-sys/php": ">=5.3.0" }, "replace": [], "provide": [], "conflict": [] }, { "type": "metapackage", "name": "kriswallsmith/buzz", "version": "v0.15", "require": { "heroku-sys/php": ">=5.3.0" }, "replace": [], "provide": [], "conflict": [] }, { "type": "metapackage", "name": "league/csv", "version": "8.0.0", "require": { "heroku-sys/ext-mbstring": "*", "heroku-sys/php": ">=5.5.0" }, "replace": [], "provide": [], "conflict": [] }, { "type": "metapackage", "name": "league/fractal", "version": "0.13.0", "require": { "heroku-sys/php": ">=5.4" }, "replace": [], "provide": [], "conflict": [] }, { "type": "metapackage", "name": "mashape/unirest-php", "version": "1.2.1", "require": { "heroku-sys/ext-curl": "*", "heroku-sys/ext-json": "*", "heroku-sys/php": ">=5.3.0" }, "replace": [], "provide": [], "conflict": [] }, { "type": "metapackage", "name": "mtdowling/jmespath.php", "version": "2.3.0", "require": { "heroku-sys/php": ">=5.4.0" }, "replace": [], "provide": [], "conflict": [] }, { "type": "metapackage", "name": "palex/phpstructureddata", "version": "v2.0.1", "require": { "heroku-sys/php": ">=5.3.0" }, "replace": [], "provide": [], "conflict": [] }, { "type": "metapackage", "name": "psr/http-message", "version": "1.0", "require": { "heroku-sys/php": ">=5.3.0" }, "replace": [], "provide": [], "conflict": [] }, { "type": "metapackage", "name": "react/promise", "version": "v2.2.1", "require": { "heroku-sys/php": ">=5.4.0" }, "replace": [], "provide": [], "conflict": [] }, { "type": "metapackage", "name": "rollbar/rollbar", "version": "v0.15.0", "require": { "heroku-sys/ext-curl": "*" }, "replace": [], "provide": [], "conflict": [] }, { "type": "metapackage", "name": "ronanguilloux/isocodes", "version": "1.2.0", "require": { "heroku-sys/ext-bcmath": "*", "heroku-sys/php": ">=5.4.0" }, "replace": [], "provide": [], "conflict": [] }, { "type": "metapackage", "name": "sendgrid/sendgrid", "version": "2.1.1", "require": { "heroku-sys/php": ">=5.3" }, "replace": [], "provide": [], "conflict": [] }, { "type": "metapackage", "name": "sendgrid/smtpapi", "version": "0.0.1", "require": { "heroku-sys/php": ">=5.3" }, "replace": [], "provide": [], "conflict": [] }, { "type": "metapackage", "name": "symfony/css-selector", "version": "v2.8.2", "require": { "heroku-sys/php": ">=5.3.9" }, "replace": [], "provide": [], "conflict": [] }, { "type": "metapackage", "name": "symfony/http-foundation", "version": "v2.8.2", "require": { "heroku-sys/php": ">=5.3.9" }, "replace": [], "provide": [], "conflict": [] }, { "type": "metapackage", "name": "symfony/polyfill-php54", "version": "v1.1.0", "require": { "heroku-sys/php": ">=5.3.3" }, "replace": [], "provide": [], "conflict": [] }, { "type": "metapackage", "name": "symfony/polyfill-php55", "version": "v1.1.0", "require": { "heroku-sys/php": ">=5.3.3" }, "replace": [], "provide": [], "conflict": [] }, { "type": "metapackage", "name": "thepixeldeveloper/sitemap", "version": "3.0.0", "require": { "heroku-sys/php": ">=5.3.0" }, "replace": [], "provide": [], "conflict": [] }, { "type": "metapackage", "name": "tijsverkoyen/css-to-inline-styles", "version": "1.5.5", "require": { "heroku-sys/php": ">=5.3.0" }, "replace": [], "provide": [], "conflict": [] }, { "type": "metapackage", "name": "yiisoft/yii", "version": "1.1.17", "require": { "heroku-sys/php": ">=5.1.0" }, "replace": [], "provide": [], "conflict": [] }, { "type": "metapackage", "name": "composer.json/composer.lock", "version": "dev-597511d6d51b96e4a8afeba2c79982e5", "require": { "heroku-sys/php": "~5.6.0", "heroku-sys/ext-newrelic": "*", "heroku-sys/ext-gd": "*", "heroku-sys/ext-redis": "*" }, "replace": [], "provide": [], "conflict": [] } ] } ], "require": { "composer.json/composer.lock": "dev-597511d6d51b96e4a8afeba2c79982e5", "anthonymartin/geo-location": "v1.0.0", "aws/aws-sdk-php": "3.9.4", "cloudinary/cloudinary_php": "dev-master", "doctrine/annotations": "v1.2.7", "doctrine/cache": "v1.6.0", "doctrine/collections": "v1.3.0", "doctrine/common": "v2.6.1", "doctrine/inflector": "v1.1.0", "doctrine/lexer": "v1.0.1", "geoip/geoip": "v1.16", "giggsey/libphonenumber-for-php": "7.2.5", "guzzlehttp/guzzle": "5.3.0", "guzzlehttp/promises": "1.0.3", "guzzlehttp/psr7": "1.2.3", "guzzlehttp/ringphp": "1.1.0", "guzzlehttp/streams": "3.0.0", "hipchat/hipchat-php": "v1.4", "kriswallsmith/buzz": "v0.15", "league/csv": "8.0.0", "league/fractal": "0.13.0", "mashape/unirest-php": "1.2.1", "mtdowling/jmespath.php": "2.3.0", "palex/phpstructureddata": "v2.0.1", "psr/http-message": "1.0", "react/promise": "v2.2.1", "rollbar/rollbar": "v0.15.0", "ronanguilloux/isocodes": "1.2.0", "sendgrid/sendgrid": "2.1.1", "sendgrid/smtpapi": "0.0.1", "symfony/css-selector": "v2.8.2", "symfony/http-foundation": "v2.8.2", "symfony/polyfill-php54": "v1.1.0", "symfony/polyfill-php55": "v1.1.0", "thepixeldeveloper/sitemap": "3.0.0", "tijsverkoyen/css-to-inline-styles": "1.5.5", "yiisoft/yii": "1.1.17", "heroku-sys/apache": "^2.4.10", "heroku-sys/nginx": "~1.8.0" } }'; $res = preg_match('{(?(DEFINE) (?<number> -? (?= [1-9]|0(?!\d) ) \d+ (\.\d+)? ([eE] [+-]? \d+)? ) (?<boolean> true | false | null ) (?<string> " ([^"\\\\]* | \\\\ ["\\\\bfnrt\/] | \\\\ u [0-9a-f]{4} )* " ) (?<array> \[ (?: (?&json) \s* (?: , (?&json) \s* )* )? \s* \] ) (?<pair> \s* (?&string) \s* : (?&json) \s* ) (?<object> \{ (?: (?&pair) (?: , (?&pair) )* )? \s* \} ) (?<json> \s* (?: (?&number) | (?&boolean) | (?&string) | (?&array) | (?&object) ) ) ) ^(?P<start>\s*\{\s*(?:(?&string)\s*:\s*(?&json)\s*,\s*)*?) (?P<property>'.preg_quote('"require"').'\s*:\s*)(?P<value>(?&json))(?P<end>.*)}sx', $str, $match); var_dump($res, $match['value'] ?? null, preg_last_error() == PREG_JIT_STACKLIMIT_ERROR);

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).

VersionSystem time (s)User time (s)Memory (MiB)
8.3.70.0190.00318.55
8.3.60.0230.00018.68
8.3.50.0040.01818.48
8.3.40.0070.01019.06
8.3.30.0080.00819.16
8.3.20.0030.01319.35
8.3.10.0060.00321.11
8.3.00.0060.00323.94
8.2.190.0190.00318.41
8.2.180.0100.01018.79
8.2.170.0180.00722.96
8.2.160.0070.00720.60
8.2.150.0040.00424.18
8.2.140.0000.01024.66
8.2.130.0110.00820.14
8.2.120.0080.00826.35
8.2.110.0070.00321.29
8.2.100.0130.00318.12
8.2.90.0090.00018.25
8.2.80.0040.00419.23
8.2.70.0090.00018.00
8.2.60.0060.00318.13
8.2.50.0000.00818.13
8.2.40.0000.00819.67
8.2.30.0000.00821.46
8.2.20.0030.00518.39
8.2.10.0040.00418.51
8.2.00.0020.00519.91
8.1.280.0120.00925.92
8.1.270.0040.00422.29
8.1.260.0030.00526.35
8.1.250.0040.00428.09
8.1.240.0090.00019.78
8.1.230.0060.00618.27
8.1.220.0030.00518.15
8.1.210.0000.00818.77
8.1.200.0060.00317.85
8.1.190.0000.00817.85
8.1.180.0060.00318.10
8.1.170.0000.00819.03
8.1.160.0030.00619.29
8.1.150.0040.00419.28
8.1.140.0080.00018.08
8.1.130.0000.00719.27
8.1.120.0080.00017.92
8.1.110.0060.00317.80
8.1.100.0040.00417.96
8.1.90.0050.00317.81
8.1.80.0080.00017.79
8.1.70.0040.00417.78
8.1.60.0060.00317.99
8.1.50.0090.00317.98
8.1.40.0090.00317.86
8.1.30.0030.00618.00
8.1.20.0050.00317.97
8.1.10.0000.01117.98
8.1.00.0030.00618.01
8.0.300.0060.00318.77
8.0.290.0030.00617.25
8.0.280.0030.00518.75
8.0.270.0000.00717.58
8.0.260.0000.00717.56
8.0.250.0000.00717.41
8.0.240.0040.00417.30
8.0.230.0000.00717.30
8.0.220.0030.00617.41
8.0.210.0050.00317.36
8.0.200.0030.00317.41
8.0.190.0000.00917.40
8.0.180.0040.00317.25
8.0.170.0080.00017.27
8.0.160.0050.00517.36
8.0.150.0000.00817.14
8.0.140.0000.00717.23
8.0.130.0030.00313.72
8.0.120.0080.00017.37
8.0.110.0080.00017.47
8.0.100.0000.00717.23
8.0.90.0000.00717.23
8.0.80.0070.00917.38
8.0.70.0040.00417.28
8.0.60.0040.00417.35
8.0.50.0040.00417.31
8.0.30.0110.00917.39
8.0.20.0100.00917.42
8.0.10.0050.00317.39
8.0.00.0090.01217.21
7.4.330.0050.00015.55
7.4.320.0030.00516.98
7.4.300.0030.00317.09
7.4.290.0040.00417.17
7.4.280.0030.00317.09
7.4.270.0000.00717.07
7.4.260.0040.00417.16
7.4.250.0040.00417.08
7.4.240.0050.00317.10
7.4.230.0040.00417.18
7.4.220.0000.00816.98
7.4.210.0080.00817.24
7.4.200.0000.00717.09
7.4.160.0090.01116.96
7.4.140.0090.01217.86
7.4.130.0110.00617.16
7.4.120.0110.00917.05
7.4.110.0130.00717.05
7.4.100.0160.00017.04
7.4.90.0090.00917.15
7.4.80.0120.01219.39
7.4.70.0040.01317.15
7.4.60.0140.00316.77
7.4.50.0030.01316.97
7.4.40.0150.00316.90
7.4.00.0090.00915.50
7.3.330.0000.00513.55
7.3.320.0030.00313.43
7.3.310.0040.00416.72
7.3.300.0000.00716.55
7.3.290.0070.00016.66
7.3.280.0130.00516.78
7.3.260.0090.01016.79
7.3.240.0130.00616.84
7.3.230.0080.01116.76
7.3.210.0120.00916.75
7.3.200.0070.01016.75
7.3.190.0110.00616.85
7.3.180.0160.00316.65
7.3.170.0030.01416.92
7.3.160.0100.01016.85
7.3.00.0280.00514.89
7.2.330.0120.00616.71
7.2.320.0090.01616.77
7.2.310.0110.00717.03
7.2.300.0140.00416.93
7.2.290.0100.01616.96
7.2.130.0320.00614.87
7.2.120.0260.00914.84
7.2.110.0380.00715.13
7.2.100.0340.00714.90
7.2.90.0310.00815.17
7.2.80.0380.00815.14
7.2.70.0380.00915.07
7.2.60.0300.01015.34
7.2.50.0300.00515.21
7.2.40.0280.00515.27
7.2.30.0340.00815.09
7.2.20.0250.01215.36
7.2.10.0230.00915.21
7.2.00.0360.00415.37
7.1.250.0310.00714.24
7.1.240.0440.00714.19
7.1.230.0340.00814.03
7.1.220.0330.00814.15
7.1.210.0360.00514.15
7.1.200.0280.01014.79
7.1.190.0330.00714.23
7.1.180.0350.00714.08
7.1.170.0510.00914.16
7.1.160.0280.00614.02
7.1.150.0370.00614.14
7.1.140.0210.00814.23
7.1.130.0250.00614.09
7.1.120.0350.00714.02
7.1.110.0290.00514.17
7.1.100.0340.00714.07
7.1.90.0240.00914.27
7.1.80.0330.00814.16
7.1.70.0720.00714.16
7.1.60.0270.01220.12
7.1.50.0300.00720.16
7.1.40.0300.00920.28
7.1.30.0300.00920.30
7.1.20.0290.00820.05
7.1.10.0260.00714.17
7.1.00.0390.00814.15
7.0.330.1030.00513.55
5.6.380.0030.01013.84
preferences:
67.76 ms | 401 KiB | 5 Q