3v4l.org

run code in 300+ PHP versions simultaneously
<?php $stepMutator = stepMutator(); // This is the same as // // var_dump(iterator_to_array(stepMutator())); // var_dump(iterator_to_array($stepMutator)); function importSupport() { return array_values([ 'log' => function(?float $steps, ?string $tmpl = null) { return sprintf($tmpl ?? 'Mutator(steps=%s) Incremented', $steps); }, ]); } function importSpinners() { return array_values([ 'increment' => function(int $i) {return ++$i;}, 'decrement' => function(int $i) {return --$i;}, ]); } function stepMutator() { $id = random_int(1, 500000); $logLine = 0; list($log, $increment, $decrement) = array_merge( importSupport(), importSpinners() ); $logStep = function(int $step) {return sprintf('LogStep(%d)', $step);}; $stepper = function(int $step) {return sprintf('Step(%d)', $step);}; $steps = 0; yield $logStep(++$logLine) => $log($steps, 'Initialized(steps=%d)', $steps); yield $logStep(++$logLine) => $log(time(), 'Initialized(time=%s)'); yield $logStep(++$logLine) => $log($id, 'Initialized(id=%s)'); yield $logStep(++$logLine) => $log($steps = $increment($steps)); yield $logStep(++$logLine) => $log($steps = $increment($steps)); yield $logStep(++$logLine) => $log($steps = $increment($steps)); // Say, for instance, something needs pruning... yield $logStep(++$logLine) => $log($steps = $decrement($steps), 'Mutator(steps=%s) Decremented' ); yield $logStep(++$logLine) => $log($steps = $increment($steps)); yield $logStep(++$logLine) => $log(null, 'SIGEND'); // Signal end of processing. // Result of our effort. yield 'payload' => array_map($stepper, range(1, $steps)); }

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)
7.4.10.0100.01014.71
7.4.00.0090.00715.04
7.3.130.0130.00615.04
7.3.120.0100.00914.77
7.3.110.0080.01014.71
7.3.100.0070.00714.93
7.3.90.0060.00914.62
7.3.80.0090.00514.88
7.3.70.0070.00814.72
7.3.60.0020.01414.83
7.3.50.0090.00414.88
7.3.40.0090.00714.81
7.3.30.0050.00814.62
7.3.20.0050.00916.58
7.3.10.0090.00416.38
7.3.00.0090.00416.56
7.2.260.0070.01014.95
7.2.250.0060.01215.14
7.2.240.0100.00914.93
7.2.230.0050.01115.02
7.2.220.0040.01115.24
7.2.210.0070.00915.04
7.2.200.0030.01315.18
7.2.190.0040.00814.91
7.2.180.0050.01114.96
7.2.170.0090.00615.02
7.2.160.0060.00914.82
7.2.150.0030.01016.92
7.2.140.0060.01017.09
7.2.130.0100.00316.81
7.2.120.0000.01816.88
7.2.110.0030.01416.84
7.2.100.0030.00916.90
7.2.90.0060.00917.01
7.2.80.0040.00816.83
7.2.70.0030.01316.94
7.2.60.0050.00517.16
7.2.50.0070.01117.07
7.2.40.0110.00016.95
7.2.30.0230.00917.64
7.2.20.0060.01217.37
7.2.10.0090.01717.43
7.2.00.0070.01417.43
7.1.330.0040.01115.57
7.1.320.0080.00615.75
7.1.310.0090.00615.69
7.1.300.0080.00815.59
7.1.290.0060.00715.85
7.1.280.0070.00915.70
7.1.270.0060.00515.71
7.1.260.0070.00715.80
7.1.250.0130.00015.80
7.1.240.0040.01215.78
7.1.230.0030.01015.80
7.1.220.0070.00715.90
7.1.210.0120.00315.84
7.1.200.0080.00415.63
7.1.190.0110.00415.44
7.1.180.0000.01715.80
7.1.170.0060.00915.90
7.1.160.0070.00715.96
7.1.150.0100.00716.42
7.1.140.0410.00916.37
7.1.130.0110.00816.37
7.1.120.0090.00816.26
7.1.110.0100.00816.04
7.1.100.0080.01115.86
7.1.90.0090.00916.05
7.1.80.0080.00715.86
7.1.70.0100.00715.31
7.1.60.0150.01024.51
7.1.50.0170.00824.42
7.1.40.0230.00924.17
7.1.30.0200.01224.31
7.1.20.0210.01024.13
7.1.10.0070.01115.32
7.1.00.0060.00915.21
7.0.330.0000.01315.37
7.0.320.0070.00715.43
7.0.310.0070.01015.19
7.0.300.0100.00315.15
7.0.290.0090.00315.32
7.0.280.0060.00915.21
7.0.270.0070.00715.14
7.0.260.0040.01115.39
7.0.250.0070.00715.01
7.0.240.0110.00415.45
7.0.230.0040.01115.07
7.0.220.0040.00815.15
7.0.210.0090.00615.39
7.0.200.0040.01215.31
7.0.190.0040.01115.36
7.0.180.0030.00715.19
7.0.170.0040.00715.15
7.0.160.0060.00915.30
7.0.150.0090.00315.23
7.0.140.0140.00015.34
7.0.130.0030.01215.24
7.0.120.0040.00415.14
7.0.110.0100.00315.11
7.0.100.0040.00415.42
7.0.90.0070.00715.09
7.0.80.0060.00915.33
7.0.70.0060.00315.04
7.0.60.0040.00715.36
7.0.50.0060.01015.06
7.0.40.0030.00613.55
7.0.30.0060.00313.34
7.0.20.0000.01413.43
7.0.10.0080.00413.27
7.0.00.0110.00413.26
5.6.400.0000.00914.25
5.6.390.0040.00714.11
5.6.380.0060.00613.94
5.6.370.0060.00914.22
5.6.360.0030.01014.09
5.6.350.0100.00314.04
5.6.340.0030.00914.13
5.6.330.0030.01014.28
5.6.320.0040.01114.30
5.6.310.0000.01114.00
5.6.300.0000.00914.20
5.6.290.0070.00714.26
5.6.280.0100.00714.41
5.6.270.0070.00713.84
5.6.260.0030.01014.07
5.6.250.0040.00814.32
5.6.240.0060.00314.22
5.6.230.0000.00814.10
5.6.220.0080.00313.87
5.6.210.0000.01314.18
5.6.200.0030.01214.29
5.6.190.0000.00814.33
5.6.180.0040.00714.36
5.6.170.0040.01114.00
5.6.160.0030.00514.11
5.6.150.0040.00414.11
5.6.140.0000.01314.20
5.6.130.0060.00614.05
5.6.120.0070.00714.17
5.6.110.0030.01014.23
5.6.100.0040.00413.97
5.6.90.0070.00413.85
5.6.80.0000.01213.92
5.6.70.0030.00913.98
5.6.60.0070.00714.18
5.6.50.0100.00314.17
5.6.40.0090.00613.98
5.6.30.0070.00714.03
5.6.20.0060.00614.23
5.6.10.0030.00714.12
5.6.00.0100.00314.16

preferences:
31.91 ms | 401 KiB | 5 Q