3v4l.org

run code in 300+ PHP versions simultaneously
<?php function test($a, $b='bbb', $c='ccc') { echo '$a = ' . $a; echo '$b = ' . $b; echo '$c = ' . $c; } test('aaa', $c='xxx');

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)
8.3.60.0170.00316.75
8.3.50.0080.01016.34
8.3.40.0070.01418.58
8.3.30.0140.00718.53
8.3.20.0080.00018.57
8.3.10.0030.00318.59
8.3.00.0080.00019.38
8.2.180.0110.00416.32
8.2.170.0060.00922.96
8.2.160.0120.00318.82
8.2.150.0030.00624.18
8.2.140.0030.00624.66
8.2.130.0060.00326.16
8.2.120.0000.00720.69
8.2.110.0100.00022.08
8.2.100.0070.00417.64
8.2.90.0000.00817.63
8.2.80.0000.00918.78
8.2.70.0030.00617.63
8.2.60.0050.00317.63
8.2.50.0080.00017.80
8.2.40.0080.00020.07
8.2.30.0090.00017.70
8.2.20.0030.00617.52
8.2.10.0000.00817.66
8.2.00.0030.00617.55
8.1.280.0070.00725.92
8.1.270.0000.00723.99
8.1.260.0080.00026.35
8.1.250.0040.00428.09
8.1.240.0030.00623.91
8.1.230.0120.00021.04
8.1.220.0050.00318.68
8.1.210.0000.00818.77
8.1.200.0060.00317.23
8.1.190.0080.00017.10
8.1.180.0050.00318.10
8.1.170.0030.00517.62
8.1.160.0070.00018.92
8.1.150.0040.00418.56
8.1.140.0040.00417.38
8.1.130.0030.00317.43
8.1.120.0070.00017.45
8.1.110.0080.00017.41
8.1.100.0050.00317.39
8.1.90.0000.00717.42
8.1.80.0000.00717.37
8.1.70.0080.00017.30
8.1.60.0000.00817.59
8.1.50.0040.00417.39
8.1.40.0050.00317.55
8.1.30.0050.00317.68
8.1.20.0000.00817.54
8.1.10.0000.00817.48
8.1.00.0000.00717.45
8.0.300.0040.00418.77
8.0.290.0000.00816.58
8.0.280.0000.00718.43
8.0.270.0000.00717.27
8.0.260.0000.00716.79
8.0.250.0000.00716.89
8.0.240.0070.00016.94
8.0.230.0000.00716.99
8.0.220.0030.00316.90
8.0.210.0040.00416.87
8.0.200.0040.00416.83
8.0.190.0000.00716.95
8.0.180.0030.00616.95
8.0.170.0030.00616.86
8.0.160.0000.00716.79
8.0.150.0000.00816.71
8.0.140.0090.00316.80
8.0.130.0000.00613.29
8.0.120.0080.00316.86
8.0.110.0000.00716.75
8.0.100.0040.00416.70
8.0.90.0020.00516.79
8.0.80.0000.01516.89
8.0.70.0050.00216.89
8.0.60.0000.00816.59
8.0.50.0040.00416.71
8.0.30.0110.00717.15
8.0.20.0050.01417.11
8.0.10.0080.00016.89
8.0.00.0120.00816.60
7.4.330.0000.00512.98
7.4.320.0030.00316.54
7.4.300.0040.00416.39
7.4.290.0070.00016.48
7.4.280.0030.00316.43
7.4.270.0030.00316.50
7.4.260.0030.00313.23
7.4.250.0040.00416.53
7.4.240.0000.00716.52
7.4.230.0000.00716.42
7.4.220.0150.00316.69
7.4.210.0100.01016.66
7.4.200.0050.00316.67
7.4.190.0000.00716.64
7.4.160.0120.00416.34
7.4.150.0160.00616.63
7.4.140.0070.01116.52
7.4.130.0150.00616.27
7.4.120.0090.00616.53
7.4.110.0130.00316.34
7.4.100.0070.01016.28
7.4.90.0090.00916.45
7.4.80.0080.01119.39
7.4.70.0120.00616.47
7.4.60.0080.00816.57
7.4.50.0000.00616.42
7.4.40.0060.01216.21
7.4.30.0080.00816.46
7.4.00.0030.01115.13
7.3.330.0030.00313.30
7.3.320.0070.00013.25
7.3.310.0000.00716.33
7.3.300.0040.00416.29
7.3.290.0070.00816.26
7.3.280.0080.00816.32
7.3.270.0090.00816.31
7.3.260.0100.01616.54
7.3.250.0100.00816.38
7.3.240.0100.00616.34
7.3.230.0070.01016.64
7.3.210.0030.01316.42
7.3.200.0090.00716.53
7.3.190.0120.00616.43
7.3.180.0100.00616.50
7.3.170.0090.00616.23
7.3.160.0070.01016.36
7.3.120.0050.01114.94
7.3.110.0080.00814.89
7.3.100.0060.00315.03
7.3.90.0090.00614.93
7.3.80.0030.01214.80
7.3.70.0040.00814.90
7.3.60.0040.00814.83
7.3.50.0030.01314.95
7.3.40.0090.00614.66
7.3.30.0050.00314.54
7.3.20.0030.00616.61
7.3.10.0040.01016.49
7.3.00.0110.00416.53
7.2.330.0120.00916.53
7.2.320.0090.00916.65
7.2.310.0090.01516.72
7.2.300.0030.01316.55
7.2.290.0090.01216.44
7.2.250.0070.01015.04
7.2.240.0160.00414.95
7.2.230.0090.00614.71
7.2.220.0000.00915.02
7.2.210.0070.00715.12
7.2.200.0110.00715.07
7.2.190.0000.01615.04
7.2.180.0040.01114.77
7.2.170.0140.00314.98
7.2.60.0070.00316.98
7.1.330.0070.00715.36
7.1.320.0030.00915.77
7.1.310.0080.00315.77
7.1.300.0000.01615.77
7.1.290.0060.00915.71
7.1.280.0060.00615.35
7.1.270.0040.00715.70
7.1.260.0060.00615.71
7.1.200.0000.01115.64
7.1.70.0000.00717.15
7.1.60.0080.01119.30
7.1.50.0040.01916.75
7.1.00.0000.07022.47
7.0.200.0070.00316.41
7.0.140.0100.06722.00
7.0.120.0000.04722.01
7.0.60.0030.05019.88
7.0.50.0030.05317.97
7.0.40.0100.08320.20
7.0.30.0300.04720.30
7.0.20.0370.06720.33
7.0.10.0070.04020.30
7.0.00.0170.07020.05
5.6.280.0000.07720.99
5.6.210.0000.09020.52
5.6.200.0030.04018.29
5.6.190.0070.06020.47
5.6.180.0270.07320.42
5.6.170.0230.03320.52
5.6.160.0030.04020.47
5.6.150.0070.05718.19
5.6.140.0030.04718.17
5.6.130.0130.05318.14
5.6.120.0070.07320.99
5.6.110.0170.07721.11
5.6.100.0070.04321.12
5.6.90.0030.07321.13
5.6.80.0030.04020.31
5.5.350.0270.02020.41
5.5.340.0100.07018.08
5.5.330.0070.04320.25
5.5.320.0070.05020.20
5.5.310.0330.07720.34
5.5.300.0070.05318.06
5.5.290.0130.07718.05
5.5.280.0030.08320.76
5.5.270.0070.06020.76
5.5.260.0170.06020.95
5.5.250.0170.04320.61
5.5.240.3130.03320.28
5.4.450.0030.06319.25
5.4.440.0070.08319.48
5.4.430.0070.04019.17
5.4.420.0000.04319.46
5.4.410.0130.07319.44
5.4.400.0100.07319.21
5.4.390.0100.07719.15
5.4.380.0070.03719.25
5.4.370.0030.04319.16
5.4.360.0100.04318.99
5.4.350.0130.07019.21
5.4.340.0070.07319.08
5.4.320.0100.07719.14
5.4.310.0170.05719.14
5.4.300.0070.05019.24
5.4.290.0030.08319.24
5.4.280.0070.04719.20
5.4.270.0170.07018.88
5.4.260.0070.06718.98
5.4.250.0070.07319.20
5.4.240.0030.08319.24
5.4.230.0030.03719.15
5.4.220.0000.04018.86
5.4.210.0070.07018.99
5.4.200.0100.05719.14
5.4.190.0070.06318.87
5.4.180.0100.07019.14
5.4.170.0030.08319.23
5.4.160.0070.04018.96
5.4.150.0030.04019.14
5.4.140.0070.07016.33
5.4.130.0030.06316.39
5.4.120.0070.04016.43
5.4.110.0030.06016.43
5.4.100.0130.03716.39
5.4.90.0100.04016.41
5.4.80.0100.06316.38
5.4.70.0030.07716.39
5.4.60.0070.04316.35
5.4.50.0030.04016.36
5.4.40.0070.03316.25
5.4.30.0000.04016.64
5.4.20.0000.03716.43
5.4.10.0000.03716.34
5.4.00.0030.03315.98
5.3.290.0000.05314.57
5.3.280.0100.05314.61
5.3.270.0070.07714.75
5.3.260.0000.05714.61
5.3.250.0030.06314.61
5.3.240.0100.07014.49
5.3.230.0070.06714.63
5.3.220.0170.06014.56
5.3.210.0030.04014.61
5.3.200.0100.05314.64
5.3.190.0030.05014.64
5.3.180.0130.07014.57
5.3.170.0070.05714.63
5.3.160.0130.06314.62
5.3.150.0030.03714.60
5.3.140.0070.03314.58
5.3.130.0030.04714.47
5.3.120.0070.04014.57
5.3.110.0030.03714.58
5.3.100.0000.04014.09
5.3.90.0000.03714.02
5.3.80.0000.04014.05
5.3.70.0030.03314.04
5.3.60.0000.04014.15
5.3.50.0030.04013.86
5.3.40.0000.04014.00
5.3.30.0070.03013.82
5.3.20.0030.04013.72
5.3.10.0000.03713.82
5.3.00.0030.03313.71
5.2.170.0030.03011.29
5.2.160.0000.03711.14
5.2.150.0070.02311.09
5.2.140.0000.03011.10
5.2.130.0030.02711.26
5.2.120.0030.02711.14
5.2.110.0070.02311.16
5.2.100.0000.03011.18
5.2.90.0000.03011.04
5.2.80.0070.02310.98
5.2.70.0000.03011.13
5.2.60.0000.03011.10
5.2.50.0000.03011.07
5.2.40.0000.03310.88
5.2.30.0000.03011.01
5.2.20.0000.03010.96
5.2.10.0030.02711.02
5.2.00.0000.03010.63
5.1.60.0000.02310.00
5.1.50.0030.02310.04
5.1.40.0000.02310.01
5.1.30.0000.02710.41
5.1.20.0000.02710.50
5.1.10.0030.0239.97
5.1.00.0000.02710.14
5.0.50.0000.0208.54
5.0.40.0000.0208.39
5.0.30.0000.0308.20
5.0.20.0030.0178.21
5.0.10.0030.0178.15
5.0.00.0000.0308.16
4.4.90.0070.0107.98
4.4.80.0000.0137.98
4.4.70.0000.0177.98
4.4.60.0000.0177.98
4.4.50.0000.0177.98
4.4.40.0030.0207.98
4.4.30.0030.0137.98
4.4.20.0000.0207.98
4.4.10.0000.0177.98
4.4.00.0000.0237.98
4.3.110.0000.0137.98
4.3.100.0070.0137.98
4.3.90.0070.0077.98
4.3.80.0000.0237.98
4.3.70.0000.0137.98
4.3.60.0000.0207.98
4.3.50.0030.0177.98
4.3.40.0000.0277.98
4.3.30.0070.0277.98
4.3.20.0000.0377.98
4.3.10.0000.0377.98
4.3.00.0000.0337.98

preferences:
57.93 ms | 401 KiB | 5 Q