3v4l.org

run code in 300+ PHP versions simultaneously
<?php abstract class foo { protected $test = null; } class bar extends foo { protected $test = 'test'; } $a = new bar(); var_dump($a);

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)
8.3.60.0100.00716.38
8.3.50.0090.01116.34
8.3.40.0100.00718.30
8.3.30.0110.00318.54
8.3.20.0000.00818.35
8.3.10.0030.00618.40
8.3.00.0070.00317.38
8.2.180.0070.01716.50
8.2.170.0110.00422.96
8.2.160.0120.00418.82
8.2.150.0040.00424.18
8.2.140.0090.00024.66
8.2.130.0070.00026.16
8.2.120.0040.00420.74
8.2.110.0040.00720.52
8.2.100.0080.00417.84
8.2.90.0030.00617.50
8.2.80.0080.00018.78
8.2.70.0030.00617.50
8.2.60.0040.00417.50
8.2.50.0040.00417.79
8.2.40.0050.00319.76
8.2.30.0080.00017.48
8.2.20.0030.00817.53
8.2.10.0050.00217.71
8.2.00.0090.00017.71
8.1.280.0090.00625.92
8.1.270.0110.00423.99
8.1.260.0000.00826.35
8.1.250.0080.00028.09
8.1.240.0030.00723.61
8.1.230.0030.00820.87
8.1.220.0040.00418.48
8.1.210.0000.00818.77
8.1.200.0000.00917.00
8.1.190.0060.00317.10
8.1.180.0050.00318.10
8.1.170.0050.00317.62
8.1.160.0000.00818.96
8.1.150.0000.00818.56
8.1.140.0050.00217.23
8.1.130.0000.00717.68
8.1.120.0000.00717.31
8.1.110.0070.00017.28
8.1.100.0080.00017.36
8.1.90.0000.00717.37
8.1.80.0030.00517.36
8.1.70.0000.00717.35
8.1.60.0040.00717.42
8.1.50.0000.00717.35
8.1.40.0000.00817.33
8.1.30.0030.00517.54
8.1.20.0050.00517.60
8.1.10.0040.00417.56
8.1.00.0040.00417.48
8.0.300.0060.00318.77
8.0.290.0060.00316.63
8.0.280.0030.00318.43
8.0.270.0030.00317.21
8.0.260.0000.00716.62
8.0.250.0000.00816.90
8.0.240.0070.00016.80
8.0.230.0030.00616.75
8.0.220.0070.00016.69
8.0.210.0070.00016.75
8.0.200.0030.00316.87
8.0.190.0080.00016.77
8.0.180.0000.00716.74
8.0.170.0060.00316.73
8.0.160.0070.00016.89
8.0.150.0040.00416.77
8.0.140.0030.00516.69
8.0.130.0000.00513.25
8.0.120.0090.00016.74
8.0.110.0070.00016.70
8.0.100.0000.00716.70
8.0.90.0040.00416.66
8.0.80.0080.00816.80
8.0.70.0000.00716.60
8.0.60.0050.00316.78
8.0.50.0050.00316.86
8.0.30.0100.00616.96
8.0.20.0140.00817.01
8.0.10.0000.00716.90
8.0.00.0100.00616.68
7.4.330.0050.00012.91
7.4.320.0030.00316.35
7.4.300.0030.00316.43
7.4.290.0080.00016.50
7.4.280.0000.00716.44
7.4.270.0030.00316.53
7.4.260.0000.00513.18
7.4.250.0040.00416.43
7.4.240.0040.00416.57
7.4.230.0030.00316.53
7.4.220.0060.00916.49
7.4.210.0120.00316.55
7.4.200.0040.00416.27
7.4.190.0070.00016.38
7.4.160.0090.00616.38
7.4.150.0060.01216.53
7.4.140.0100.00716.61
7.4.130.0040.01316.43
7.4.120.0040.01216.41
7.4.110.0140.00916.47
7.4.100.0140.00316.40
7.4.90.0140.00716.37
7.4.80.0070.01019.39
7.4.70.0100.01316.27
7.4.60.0080.00816.38
7.4.50.0080.00416.25
7.4.40.0000.01316.31
7.4.30.0080.01116.53
7.4.10.0060.01314.96
7.4.00.0040.01114.88
7.3.330.0030.00313.04
7.3.320.0000.00613.07
7.3.310.0070.00016.20
7.3.300.0040.00416.14
7.3.290.0020.01216.15
7.3.280.0120.00516.09
7.3.270.0040.01216.51
7.3.260.0040.01316.42
7.3.250.0090.01016.34
7.3.240.0090.00916.20
7.3.230.0040.01316.20
7.3.210.0070.01116.11
7.3.200.0070.01416.10
7.3.190.0140.00716.15
7.3.180.0070.01116.18
7.3.170.0090.01216.42
7.3.160.0090.00616.13
7.3.130.0030.01614.44
7.3.120.0090.00414.69
7.3.110.0090.00514.75
7.3.100.0080.00814.48
7.3.90.0050.00814.57
7.3.80.0080.00514.80
7.3.70.0030.00514.77
7.3.60.0000.01314.48
7.3.50.0080.00614.61
7.3.40.0030.00614.57
7.3.30.0030.01014.48
7.3.20.0040.01016.36
7.3.10.0070.00616.50
7.3.00.0070.00716.54
7.2.330.0150.00616.31
7.2.320.0060.01016.44
7.2.310.0130.00916.23
7.2.300.0090.00916.54
7.2.290.0030.01316.60
7.2.260.0070.01014.90
7.2.250.0100.00714.64
7.2.240.0080.00914.75
7.2.230.0030.01114.97
7.2.220.0070.00814.82
7.2.210.0030.00814.92
7.2.200.0070.00814.93
7.2.190.0070.00714.90
7.2.180.0050.00614.75
7.2.170.0070.00614.63
7.2.160.0040.01114.14
7.2.150.0070.00716.67
7.2.140.0000.01516.44
7.2.130.0030.01016.69
7.2.120.0080.00816.50
7.2.110.0060.00516.60
7.2.100.0030.00916.73
7.2.90.0050.00816.70
7.2.80.0030.01116.67
7.2.70.0060.00716.73
7.2.60.0090.00716.70
7.2.50.0070.00816.65
7.2.40.0080.00816.64
7.2.30.0060.00816.56
7.2.20.0030.00816.60
7.2.10.0050.00916.75
7.2.00.0060.00817.59
7.1.330.0080.00315.62
7.1.320.0080.00715.86
7.1.310.0070.00615.44
7.1.300.0090.00515.70
7.1.290.0070.00415.62
7.1.280.0090.00515.55
7.1.270.0040.00815.64
7.1.260.0080.00415.57
7.1.250.0110.00015.75
7.1.240.0000.00815.29
7.1.230.0030.00715.39
7.1.220.0080.00415.59
7.1.210.0070.01015.72
7.1.200.0100.00215.84
7.1.190.0030.00715.34
7.1.180.0060.00815.60
7.1.170.0040.00415.42
7.1.160.0000.01415.71
7.1.150.0060.00315.24
7.1.140.0100.00315.21
7.1.130.0040.00715.50
7.1.120.0040.01115.32
7.1.110.0030.01015.60
7.1.100.0030.00716.87
7.1.90.0030.00615.59
7.1.80.0000.01215.48
7.1.70.0070.00516.34
7.1.60.0070.01217.44
7.1.50.0080.01016.09
7.1.40.0000.01215.33
7.1.30.0000.01215.82
7.1.20.0070.00715.21
7.1.10.0050.00315.59
7.1.00.0000.04718.89
7.0.330.0030.01015.04
7.0.320.0060.00615.51
7.0.310.0070.00315.09
7.0.300.0030.00515.46
7.0.290.0040.00415.39
7.0.280.0000.01214.91
7.0.270.0060.00615.23
7.0.260.0040.00715.19
7.0.250.0000.01315.23
7.0.240.0060.00615.38
7.0.230.0050.00514.77
7.0.220.0000.00915.04
7.0.210.0100.00315.27
7.0.200.0040.00715.92
7.0.190.0040.00414.95
7.0.180.0050.00215.18
7.0.170.0000.01015.35
7.0.160.0030.01015.29
7.0.150.0000.01315.26
7.0.140.0050.04018.47
7.0.130.0070.00415.34
7.0.120.0070.03518.54
7.0.110.0080.00014.75
7.0.100.0000.01515.13
7.0.90.0070.01015.19
7.0.80.0080.00315.08
7.0.70.0000.01215.54
7.0.60.0120.04517.67
7.0.50.0070.02216.45
7.0.40.0150.04416.98
7.0.30.0180.03116.64
7.0.20.0150.02816.70
7.0.10.0210.03616.67
7.0.00.0130.03616.63
5.6.400.0030.00714.11
5.6.390.0060.00914.09
5.6.380.0130.00014.26
5.6.370.0070.00714.47
5.6.360.0070.00714.35
5.6.350.0070.00414.13
5.6.340.0030.01013.91
5.6.330.0040.01114.53
5.6.320.0060.00814.01
5.6.310.0070.00714.15
5.6.300.0070.01014.14
5.6.290.0080.00414.41
5.6.280.0130.03317.54
5.6.270.0100.00314.41
5.6.260.0000.00914.11
5.6.250.0060.00914.56
5.6.240.0000.01414.25
5.6.230.0030.00714.18
5.6.220.0100.00314.17
5.6.210.0130.03817.44
5.6.200.0030.05016.01
5.6.190.0160.03817.30
5.6.180.0150.04517.50
5.6.170.0180.04017.27
5.6.160.0150.03017.33
5.6.150.0200.04717.15
5.6.140.0150.04217.35
5.6.130.0180.02517.27
5.6.120.0110.04217.29
5.6.110.0080.03817.24
5.6.100.0140.03717.20
5.6.90.0150.03517.23
5.6.80.0180.02816.90
5.6.70.0070.03116.87
5.6.60.0130.02516.97
5.6.50.0100.04816.94
5.6.40.0100.04416.99
5.6.30.0150.04016.95
5.6.20.0160.03316.99
5.6.10.0150.03717.01
5.6.00.0050.03516.82
5.5.380.0030.01414.00
5.5.370.0030.00914.18
5.5.360.0060.00914.05
5.5.350.0030.02617.39
5.5.340.0050.02815.94
5.5.330.0120.04017.06
5.5.320.0150.03617.24
5.5.310.0200.03817.25
5.5.300.0120.03217.07
5.5.290.0160.04317.20
5.5.280.0170.04317.03
5.5.270.0110.03317.32
5.5.260.0080.04217.17
5.5.250.0130.04217.02
5.5.240.0120.02816.70
5.5.230.0130.03316.81
5.5.220.0170.04016.90
5.5.210.0180.03016.83
5.5.200.0150.02316.73
5.5.190.0150.03216.79
5.5.180.0170.02316.86
5.5.170.0090.00613.80
5.5.160.0130.02616.75
5.5.150.0100.02716.67
5.5.140.0120.02316.61
5.5.130.0130.03816.95
5.5.120.0170.03716.68
5.5.110.0190.02916.70
5.5.100.0100.02416.75
5.5.90.0080.02716.74
5.5.80.0100.03416.83
5.5.70.0200.02916.77
5.5.60.0170.04016.83
5.5.50.0100.03916.60
5.5.40.0130.03716.71
5.5.30.0180.02616.75
5.5.20.0130.04216.72
5.5.10.0210.03016.82
5.5.00.0120.04716.80
5.4.450.0140.02415.10
5.4.440.0140.02915.08
5.4.430.0140.03615.05
5.4.420.0120.04215.08
5.4.410.0180.03115.00
5.4.400.0130.03014.90
5.4.390.0150.03815.07
5.4.380.0110.02114.91
5.4.370.0100.02514.79
5.4.360.0140.02214.83
5.4.350.0150.02814.75
5.4.340.0100.02514.91
5.4.330.0070.00410.77
5.4.320.0120.02314.88
5.4.310.0100.02414.99
5.4.300.0160.01715.10
5.4.290.0110.02514.99
5.4.280.0180.03215.16
5.4.270.0190.03315.02
5.4.260.0050.02914.96
5.4.250.0100.02815.08
5.4.240.0120.04215.10
5.4.230.0130.03214.90
5.4.220.0170.02514.85
5.4.210.0220.01315.01
5.4.200.0120.03014.99
5.4.190.0150.03015.05
5.4.180.0120.04114.88
5.4.170.0100.03814.92
5.4.160.0130.03314.90
5.4.150.0150.03015.05
5.4.140.0100.04113.67
5.4.130.0100.02713.46
5.4.120.0130.03113.56
5.4.110.0170.02713.65
5.4.100.0180.03213.64
5.4.90.0150.03213.70
5.4.80.0170.01713.74
5.4.70.0110.02913.81
5.4.60.0100.04313.63
5.4.50.0110.03113.59
5.4.40.0120.04013.69
5.4.30.0160.03313.68
5.4.20.0230.02713.75
5.4.10.0120.04013.61
5.4.00.0120.03313.46
5.3.290.0080.02412.56
5.3.280.0200.02112.52
5.3.270.0130.03912.50
5.3.260.0130.02212.44
5.3.250.0230.03312.67
5.3.240.0160.02512.53
5.3.230.0110.02312.63
5.3.220.0180.03512.34
5.3.210.0120.02512.48
5.3.200.0160.03512.42
5.3.190.0080.03212.55
5.3.180.0150.03912.55
5.3.170.0120.02412.56
5.3.160.0130.03812.59
5.3.150.0170.03512.65
5.3.140.0120.02812.55
5.3.130.0160.03612.54
5.3.120.0130.02812.53
5.3.110.0160.03812.59
5.3.100.0130.03012.33
5.3.90.0190.03512.23
5.3.80.0100.02612.09
5.3.70.0170.03512.14
5.3.60.0140.03512.08
5.3.50.0120.02812.14
5.3.40.0100.02112.15
5.3.30.0150.04012.23
5.3.20.0130.02312.03
5.3.10.0130.02311.80
5.3.00.0130.02911.92
5.2.170.0200.02312.57
5.2.160.0130.03012.57
5.2.150.0200.03312.57
5.2.140.0270.03012.57
5.2.130.0200.04712.57
5.2.120.0230.05012.57
5.2.110.0270.05312.57
5.2.100.0170.03712.57
5.2.90.0200.05312.57
5.2.80.0270.04012.57
5.2.70.0170.03712.57
5.2.60.0300.05012.57
5.2.50.0170.03312.57
5.2.40.0230.06012.57
5.2.30.0130.03012.57
5.2.20.0170.05312.57
5.2.10.0100.05012.57
5.2.00.0300.05712.57
5.1.60.0100.04312.57
5.1.50.0200.02312.57
5.1.40.0200.03712.57
5.1.30.0130.04012.57
5.1.20.0100.04012.57
5.1.10.0200.03312.57
5.1.00.0170.03712.57
5.0.50.0070.05012.57
5.0.40.0070.02712.57
5.0.30.0070.05012.57
5.0.20.0070.04712.57
5.0.10.0030.04312.57
5.0.00.0100.04712.57
4.4.90.0070.03712.57
4.4.80.0070.03012.57
4.4.70.0100.02312.57
4.4.60.0070.03312.57
4.4.50.0070.03712.57
4.4.40.0130.05012.57
4.4.30.0100.02012.57
4.4.20.0100.02012.57
4.4.10.0130.02012.57
4.4.00.0100.03712.57
4.3.110.0130.02312.57
4.3.100.0100.02312.57
4.3.90.0130.03012.57
4.3.80.0070.03312.57
4.3.70.0070.01712.57
4.3.60.0100.03312.57
4.3.50.0030.03012.57
4.3.40.0070.05012.57
4.3.30.0030.03712.57
4.3.20.0030.03312.57
4.3.10.0100.02312.57
4.3.00.0070.02712.57

preferences:
57.69 ms | 401 KiB | 5 Q