3v4l.org

run code in 300+ PHP versions simultaneously
<?php function bytesToSize($bytes, $precision = 2) { $symbols = array('B', 'Kb', 'Mb', 'Gb', 'Tb', 'Pb', 'Eb', 'Zb', 'Yb'); $exp = (int)floor(log($bytes) / log(1024)); return sprintf('%.'. $precision .'f '. $symbols[$exp], $bytes / pow(1024, floor($exp))); } function mem() { return bytesToSize(memory_get_usage(true)); } function test($msg, $test) { $t = microtime(true); $test($msg); echo $msg .': <b>'. sprintf('%.6f', microtime(true) - $t) .'</b><br>'; } $array = range(0, 30000); foreach ($array as $v) { $b = $v; } foreach ($array as &$v) { $b = $v; } unset($v); $so = count($array); for ($i = 0; $i < $so; ++$i) { $b = $array[$i]; } while (list($k, $v) = each($array)) { $b =$v; }

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)
7.3.10.0110.00918.35
7.3.00.0090.01218.70
7.2.130.0060.01918.94
7.2.120.0100.01318.48
7.2.110.0130.00918.77
7.2.100.0070.01418.71
7.2.90.0070.01118.92
7.2.80.0070.01118.93
7.2.70.0100.00618.89
7.2.60.0030.02018.93
7.2.50.0100.01318.95
7.2.40.0120.01219.00
7.2.30.0040.01818.70
7.2.20.0070.02018.53
7.2.10.0070.02018.34
7.2.00.0040.01820.05
7.1.250.0030.02017.75
7.1.70.0030.01918.77
7.1.60.0060.01019.29
7.1.50.0130.02218.74
7.1.00.0070.03724.27
7.0.200.0060.02718.82
7.0.140.0000.08724.04
7.0.110.0100.08721.33
7.0.100.0130.08721.46
7.0.90.0070.08721.32
7.0.80.0030.09021.44
7.0.70.0000.09721.30
7.0.60.0130.08721.45
7.0.50.0100.08721.86
7.0.40.0200.04720.06
7.0.30.0100.09020.22
7.0.20.0070.08020.24
7.0.10.0100.08320.02
7.0.00.0030.06320.26
5.6.280.0030.07725.15
5.6.260.0100.08324.75
5.6.250.0000.09024.81
5.6.240.0170.04024.72
5.6.230.0170.08024.71
5.6.220.0200.08024.62
5.6.210.0100.09024.89
5.6.200.0200.08025.07
5.6.190.0170.07325.16
5.6.180.0100.09025.27
5.6.170.0170.08725.22
5.6.160.0130.08325.16
5.6.150.0030.10025.18
5.6.140.0070.08325.39
5.6.130.0170.08325.27
5.6.120.0100.09725.11
5.6.110.0100.08725.27
5.6.100.0070.08325.26
5.6.90.0170.08725.24
5.6.80.0100.09024.80
5.6.70.0070.08324.66
5.6.60.0170.07724.62
5.6.50.0070.08024.61
5.6.40.0070.09724.63
5.6.30.0100.08724.56
5.6.20.0230.04024.62
5.6.10.0070.09024.55
5.6.00.0070.07324.43
5.5.380.0100.08724.65
5.5.370.0100.08024.55
5.5.360.0130.09324.48
5.5.350.0200.07724.50
5.5.340.0070.09725.00
5.5.330.0100.08325.10
5.5.320.0100.08724.96
5.5.310.0170.08325.09
5.5.300.0000.10025.06
5.5.290.0030.06725.14
5.5.280.0200.07725.08
5.5.270.0170.09325.02
5.5.260.0100.08724.93
5.5.250.0170.08324.85
5.5.240.0100.08724.29
5.5.230.0030.09724.48
5.5.220.0030.09724.46
5.5.210.0200.09324.48
5.5.200.0100.08024.30
5.5.190.0070.09024.43
5.5.180.0070.09024.18
5.5.160.0030.08724.18
5.5.150.0100.08024.32
5.5.140.0070.08324.21
5.5.130.0070.05724.16
5.5.120.0030.09724.38
5.5.110.0130.08724.26
5.5.100.0100.06324.15
5.5.90.0200.07024.29
5.5.80.0030.08324.38
5.5.70.0130.07024.10
5.5.60.0030.08024.31
5.5.50.0170.07724.16
5.5.40.0070.08024.11
5.5.30.0070.09024.28
5.5.20.0000.09024.11
5.5.10.0170.07724.28
5.5.00.0070.04724.35
5.4.450.0070.08023.40
5.4.440.0130.08023.29
5.4.430.0100.07723.33
5.4.420.0030.08723.37
5.4.410.0100.07323.26
5.4.400.0030.05723.00
5.4.390.0170.07723.17
5.4.380.0200.07723.41
5.4.370.0030.09023.14
5.4.360.0130.08323.07
5.4.350.0070.09023.13
5.4.340.0070.09023.05
5.4.320.0100.09023.10
5.4.310.0170.07323.25
5.4.300.0100.08323.40
5.4.290.0170.06723.03
5.4.280.0100.08023.06
5.4.270.0130.05323.25
5.4.260.0100.08023.14
5.4.250.0170.05723.40
5.4.240.0100.04023.05
5.4.230.0200.06723.04
5.4.220.0000.09323.06
5.4.210.0070.08323.25
5.4.200.0070.08323.12
5.4.190.0130.08323.05
5.4.180.0170.07323.10
5.4.170.0100.08723.03
5.4.160.0070.05723.03
5.4.150.0030.09023.08
5.4.140.0130.07720.47
5.4.130.0030.05320.38
5.4.120.0070.08320.55
5.4.110.0030.08720.61
5.4.100.0170.07320.42
5.4.90.0070.07020.59
5.4.80.0100.08020.73
5.4.70.0170.06720.61
5.4.60.0070.08320.39
5.4.50.0030.05020.45
5.4.40.0100.07320.42
5.4.30.0130.08020.50
5.4.20.0030.07720.44
5.4.10.0200.07320.49
5.4.00.0030.08719.91
5.3.290.0000.09318.63
5.3.280.0070.08718.57
5.3.270.0100.07718.42
5.3.260.0000.09718.73
5.3.250.0130.04718.55
5.3.240.0100.08318.55
5.3.230.0100.07018.54
5.3.220.0130.08018.54
5.3.210.0130.07318.53
5.3.200.0070.04318.61
5.3.190.0100.07318.52
5.3.180.0100.06018.52
5.3.170.0030.08718.69
5.3.160.0130.07318.54
5.3.150.0100.08018.60
5.3.140.0030.08718.76
5.3.130.0030.09018.61
5.3.120.0100.08318.54
5.3.110.0030.09018.51
5.3.100.0070.07718.01
5.3.90.0130.07318.12
5.3.80.0070.08017.88
5.3.70.0000.09017.93
5.3.60.0100.08017.97
5.3.50.0070.08017.92
5.3.40.0100.07717.84
5.3.30.0000.09017.97
5.3.20.0130.07317.68
5.3.10.0070.08017.55
5.3.00.0130.07317.39
5.2.170.0170.04314.67
5.2.160.0030.04714.55
5.2.150.0070.07014.79
5.2.140.0070.07014.77
5.2.130.0100.07014.90
5.2.120.0130.06314.66
5.2.110.0000.08014.74
5.2.100.0130.06714.62
5.2.90.0100.07314.73
5.2.80.0130.06714.86
5.2.70.0070.06714.73
5.2.60.0000.06014.57
5.2.50.0000.07014.43
5.2.40.0030.07714.52
5.2.30.0030.07714.53
5.2.20.0070.07314.82
5.2.10.0000.06014.50
5.2.00.0000.05314.59
5.1.60.0070.07015.10
5.1.50.0100.06314.98
5.1.40.0030.07315.16
5.1.30.0070.06015.33
5.1.20.0030.07315.38
5.1.10.0030.07315.09
5.1.00.0070.07015.07
5.0.50.0200.04013.42
5.0.40.0000.06013.60
5.0.30.0070.09313.24
5.0.20.0100.07313.48
5.0.10.0100.05313.19
5.0.00.0100.09013.16
4.4.90.0030.03311.70
4.4.80.0000.03311.70
4.4.70.0000.03711.70
4.4.60.0000.03311.70
4.4.50.0070.03011.70
4.4.40.0000.05711.70
4.4.30.0000.03011.70
4.4.20.0030.02711.70
4.4.10.0000.02311.70
4.4.00.0030.04311.70
4.3.110.0000.02011.70
4.3.100.0000.03711.70
4.3.90.0000.03011.70
4.3.80.0030.05011.70
4.3.70.0070.01311.70
4.3.60.0000.03711.70
4.3.50.0000.03311.70
4.3.40.0000.04011.70
4.3.30.0070.03011.70
4.3.20.0030.03311.70
4.3.10.0000.03711.70
4.3.00.0000.03711.70

preferences:
37.65 ms | 400 KiB | 5 Q