3v4l.org

run code in 300+ PHP versions simultaneously
<?php gc_enable(); var_dump(number_format(memory_get_usage(), 0, ',', '.')) . "\n"; var_dump(number_format(memory_get_usage(true), 0,',','.')) . "\n"; class x { private $value; public function __construct($value) { $this->value = $value; } } $array = array(); for($i = 0; $i < 50000; $i++) { $array[] = md5('Hallo'); } $x = new x($array); var_dump(number_format(memory_get_usage(), 0, ',', '.')) . "\n"; var_dump(number_format(memory_get_usage(true), 0,',','.')) . "\n"; unset($array); unset($x); var_dump(number_format(memory_get_usage(), 0, ',', '.')) . "\n"; var_dump(number_format(memory_get_usage(true), 0,',','.')) . "\n";

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)
7.4.00.0090.01819.74
7.3.120.0130.02019.80
7.3.110.0100.02419.50
7.3.100.0100.02419.72
7.3.90.0070.02319.76
7.3.80.0030.02319.66
7.3.70.0000.02219.55
7.3.60.0000.02619.58
7.3.50.0060.02319.69
7.3.40.0060.01919.56
7.3.30.0160.01319.59
7.3.20.0030.02120.69
7.3.10.0060.01920.69
7.3.00.0090.01020.68
7.2.250.0180.01519.64
7.2.240.0070.03320.05
7.2.230.0040.02819.55
7.2.220.0070.02119.66
7.2.210.0140.02519.41
7.2.200.0030.02619.73
7.2.190.0120.01519.80
7.2.180.0070.02119.90
7.2.170.0070.02419.66
7.2.110.2910.01620.46
7.2.100.0090.01820.49
7.2.90.0300.01620.57
7.2.80.0250.01420.46
7.2.70.0190.02720.73
7.2.60.0230.01520.87
7.2.50.0190.02220.66
7.2.40.0290.01620.80
7.2.30.0250.01620.69
7.2.20.0260.01520.70
7.2.10.0190.01920.86
7.2.00.0190.02121.95
7.1.330.0030.03119.91
7.1.320.0130.01719.78
7.1.310.0070.03319.79
7.1.300.0000.03219.81
7.1.290.0030.02419.78
7.1.280.0090.02119.88
7.1.270.0000.03119.73
7.1.260.0070.02619.88
7.1.230.0090.02119.52
7.1.220.0070.02419.59
7.1.210.0370.01519.77
7.1.200.0120.02119.73
7.1.190.0200.02019.80
7.1.180.0270.01319.66
7.1.170.0140.02119.70
7.1.160.0170.01719.45
7.1.150.0310.01519.67
7.1.140.0210.02119.52
7.1.130.0170.02119.50
7.1.120.0140.02119.48
7.1.110.0230.01919.54
7.1.100.0270.01519.78
7.1.90.0200.01719.67
7.1.80.0130.02719.66
7.1.70.0270.01820.52
7.1.60.0230.02720.38
7.1.50.0110.01920.39
7.1.40.0160.02719.81
7.1.30.0310.01419.97
7.1.20.0150.02719.66
7.1.10.0200.01319.58
7.1.00.0150.05622.93
7.0.310.0210.01919.09
7.0.300.0280.01919.62
7.0.290.0250.01619.42
7.0.280.0220.01619.36
7.0.270.0320.01919.19
7.0.260.0130.03019.49
7.0.250.0160.02319.56
7.0.240.0220.01819.43
7.0.230.0220.01919.55
7.0.220.0250.01819.50
7.0.210.0270.02019.46
7.0.200.0160.02020.08
7.0.190.0220.01919.39
7.0.180.0190.01319.36
7.0.170.0240.02019.56
7.0.160.0100.02019.22
7.0.150.0390.02319.58
7.0.140.0260.05422.61
7.0.130.0300.02019.50
7.0.120.0090.01919.54
7.0.110.0410.01319.52
7.0.100.0130.01319.59
7.0.90.0230.01619.13
7.0.80.0180.02219.39
7.0.70.0130.02019.21
7.0.60.0180.05822.22
7.0.50.0170.05821.01
7.0.40.0070.04018.23
7.0.30.0190.05918.12
7.0.20.0170.05718.33
7.0.10.0140.06118.21
7.0.00.0120.05418.12
5.6.380.0220.02224.40
5.6.370.0100.03323.81
5.6.360.0060.03824.16
5.6.350.0130.03424.34
5.6.340.0160.02923.93
5.6.330.0210.02824.35
5.6.320.0200.02624.07
5.6.310.0190.02524.10
5.6.300.0150.03524.27
5.6.290.0060.04324.28
5.6.280.0130.06327.42
5.6.270.0110.02824.25
5.6.260.0150.03124.05
5.6.250.0190.02823.94
5.6.240.0090.04024.23
5.6.230.0180.02724.24
5.6.220.0200.02924.02
5.6.210.0100.07227.19
5.6.200.0090.04825.90
5.6.190.0100.06027.17
5.6.180.0260.05927.04
5.6.170.0230.06727.16
5.6.160.0150.05227.13
5.6.150.0110.06726.16
5.6.140.0120.05426.05
5.6.130.0120.06826.11
5.6.120.0080.04927.28
5.6.110.0110.07127.50
5.6.100.0150.04227.40
5.6.90.0080.07027.49
5.6.80.0100.04827.02
5.6.70.2390.03527.26
5.6.60.0100.04624.14
5.6.50.0180.02424.19
5.6.40.0090.02824.24
5.6.30.0070.03424.09
5.6.20.0150.02823.87
5.6.10.0120.03124.05
5.6.00.0100.04224.09
5.5.380.0170.02821.13
5.5.370.0130.02621.11
5.5.360.0120.02821.09
5.5.350.0190.04725.52
5.5.340.0080.05224.37
5.5.330.0170.06525.43
5.5.320.0220.05325.29
5.5.310.0160.05325.39
5.5.300.0030.07524.28
5.5.290.0070.07524.20
5.5.280.0130.07125.65
5.5.270.0110.06225.75
5.5.260.0070.04725.86
5.5.250.0100.07025.62
5.5.240.0180.06025.46
5.5.230.0210.03321.09
5.5.220.0090.02721.04
5.5.210.0130.02920.95
5.5.200.0070.03520.62
5.5.190.0210.02120.82
5.5.180.0190.02520.89
5.5.170.0070.03224.08
5.5.160.0030.03420.97
5.5.150.0070.03520.95
5.5.140.0130.03220.93
5.5.130.0110.02520.89
5.5.120.0130.02920.98
5.5.110.0100.03021.13
5.5.100.0230.03221.02
5.5.90.0130.04320.95
5.5.80.0130.02221.05
5.5.70.0070.03220.97
5.5.60.0000.03620.74
5.5.50.0100.02720.72
5.5.40.0080.03420.82
5.5.30.0070.03220.96
5.5.20.0140.02520.71
5.5.10.0030.03821.02
5.5.00.0110.03921.01
5.4.450.0580.07724.79
5.4.440.0710.06224.95
5.4.430.0480.06424.90
5.4.420.0400.06724.92
5.4.410.0560.05124.94
5.4.400.0640.05524.82
5.4.390.0580.05524.93
5.4.380.0790.07124.70
5.4.370.0310.06024.80
5.4.360.0680.05124.70
5.4.350.0550.04924.60
5.4.340.0120.04221.39
5.4.330.0120.03120.80
5.4.320.0090.04521.49
5.4.310.0110.04421.32
5.4.300.0040.04821.39
5.4.290.0120.04421.48
5.4.280.0150.04321.45
5.4.270.0110.04121.53
5.4.260.0100.04321.36
5.4.250.0130.04021.49
5.4.240.0130.04421.48
5.4.230.0110.04221.45
5.4.220.0100.04521.46
5.4.210.0110.04721.40
5.4.200.0150.04221.50
5.4.190.0140.03921.39
5.4.180.0120.04021.37
5.4.170.0110.04621.45
5.4.160.0050.05021.31
5.4.150.0110.04721.43
5.4.140.0100.04721.31
5.4.130.0120.04321.28
5.4.120.0120.03921.39
5.4.110.0110.04321.34
5.4.100.0140.04221.27
5.4.90.0110.04421.31
5.4.80.0130.04221.43
5.4.70.0110.04421.24
5.4.60.0070.04521.23
5.4.50.0050.04821.17
5.4.40.0120.04621.30
5.4.30.0130.04221.25
5.4.20.0090.04421.26
5.4.10.0190.03721.32
5.4.00.0180.04120.88
5.3.290.0140.04421.19
5.3.280.0120.04321.21
5.3.270.0140.05321.11
5.3.260.0130.05421.08
5.3.250.0110.05421.18
5.3.240.0100.05121.11
5.3.230.0120.05321.08
5.3.220.0100.04820.96
5.3.210.0080.05121.14
5.3.200.0090.04821.05
5.3.190.0130.05121.19
5.3.180.0160.04321.25
5.3.170.0190.04721.23
5.3.160.0090.04621.21
5.3.150.0070.04721.20
5.3.140.0100.04721.18
5.3.130.0080.05421.05
5.3.120.0130.04321.21
5.3.110.0090.05521.10
5.3.100.0100.04520.93
5.3.90.0140.04220.91
5.3.80.0090.04720.82
5.3.70.0110.05020.78
5.3.60.0090.05220.81
5.3.50.0160.04720.65
5.3.40.0120.04920.78
5.3.30.0080.04920.68
5.3.20.0130.04520.60
5.3.10.0080.04720.45
5.3.00.0070.05120.50
5.2.170.0060.0159.33
5.2.160.0060.0169.33
5.2.150.0060.0209.34
5.2.140.0080.0149.32
5.2.130.0050.0179.28
5.2.120.0040.0179.28
5.2.110.0030.0189.29
5.2.100.0090.0139.29
5.2.90.0060.0159.29
5.2.80.0040.0169.28
5.2.70.0030.0169.28
5.2.60.0020.0189.26
5.2.50.0060.0169.24
5.2.40.0050.0179.29
5.2.30.0040.0189.22
5.2.20.0040.0159.21
5.2.10.0020.0199.17
5.2.00.0080.0149.10
5.1.60.0060.0108.74
5.1.50.0060.0128.74
5.1.40.0050.0158.73
5.1.30.0060.0138.90
5.1.20.0060.0138.92
5.1.10.0020.0168.78
5.1.00.0070.0158.78
5.0.50.0010.0148.02
5.0.40.0050.0097.95
5.0.30.0040.0177.85
5.0.20.0020.0117.84
5.0.10.0010.0147.83
5.0.00.0030.0177.82
4.4.90.0020.0097.07
4.4.80.0040.0097.06
4.4.70.0000.0127.06
4.4.60.0030.0087.06
4.4.50.0040.0077.07
4.4.40.0030.0167.04
4.4.30.0020.0127.07
4.4.20.0030.0087.11
4.4.10.0040.0087.11
4.4.00.0030.0127.06
4.3.110.0040.0097.02
4.3.100.0040.0077.02
4.3.90.0040.0077.00
4.3.80.0040.0136.98
4.3.70.0030.0097.00
4.3.60.0020.0107.00
4.3.50.0010.0107.00
4.3.40.0020.0146.95
4.3.30.0050.0086.34
4.3.20.0010.0136.33
4.3.10.0020.0106.30
4.3.00.0050.0168.21

preferences:
34.83 ms | 401 KiB | 5 Q