3v4l.org

run code in 300+ PHP versions simultaneously
<?php class A { protected $a = 2; } $a = new A(); var_dump($a); $b = null; var_dump(clone $a); var_dump(clone $b);

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)
8.3.60.0150.00616.50
8.3.50.0070.00716.07
8.3.40.0070.00718.78
8.3.30.0110.00718.71
8.3.20.0040.00420.21
8.3.10.0000.00821.60
8.3.00.0040.00421.60
8.2.180.0070.00718.26
8.2.170.0070.01322.96
8.2.160.0080.00520.53
8.2.150.0080.00024.18
8.2.140.0080.00024.66
8.2.130.0040.01121.12
8.2.120.0040.00426.35
8.2.110.0060.00321.00
8.2.100.0040.00817.80
8.2.90.0040.00419.23
8.2.80.0000.00817.97
8.2.70.0000.00817.50
8.2.60.0040.00417.91
8.2.50.0090.00018.09
8.2.40.0030.00522.15
8.2.30.0000.00719.27
8.2.20.0090.00017.67
8.2.10.0040.00418.13
8.2.00.0030.00418.05
8.1.280.0150.00625.92
8.1.270.0140.00321.93
8.1.260.0080.00028.09
8.1.250.0030.00328.09
8.1.240.0030.00722.47
8.1.230.0110.00017.70
8.1.220.0050.00317.75
8.1.210.0030.00518.77
8.1.200.0040.00417.22
8.1.190.0040.00417.22
8.1.180.0090.00018.10
8.1.170.0060.00318.57
8.1.160.0000.00820.69
8.1.150.0000.00818.82
8.1.140.0090.00019.54
8.1.130.0000.00817.67
8.1.120.0070.00017.30
8.1.110.0070.00017.40
8.1.100.0040.00417.38
8.1.90.0080.00017.33
8.1.80.0070.00017.39
8.1.70.0070.00017.37
8.1.60.0030.00617.42
8.1.50.0040.00417.46
8.1.40.0040.00417.40
8.1.30.0000.00917.63
8.1.20.0040.00417.61
8.1.10.0040.00417.43
8.1.00.0000.00817.42
8.0.300.0090.00018.77
8.0.290.0000.00716.63
8.0.280.0030.00318.37
8.0.270.0070.00017.18
8.0.260.0030.00317.18
8.0.250.0030.00316.96
8.0.240.0030.00316.91
8.0.230.0040.00416.88
8.0.220.0000.00716.94
8.0.210.0030.00516.84
8.0.200.0040.00416.81
8.0.190.0030.00616.80
8.0.180.0000.00716.89
8.0.170.0030.00616.61
8.0.160.0030.00616.86
8.0.150.0030.00316.72
8.0.140.0050.00316.84
8.0.130.0040.00413.29
8.0.120.0020.00516.91
8.0.110.0020.00516.84
8.0.100.0000.00716.89
8.0.90.0050.00316.79
8.0.80.0070.01416.84
8.0.70.0070.00016.84
8.0.60.0000.00816.91
8.0.50.0050.00216.84
8.0.30.0120.00817.07
8.0.20.0110.00817.40
8.0.10.0040.00416.89
8.0.00.0140.00716.86
7.4.330.0000.00516.71
7.4.320.0060.00016.57
7.4.300.0000.00716.57
7.4.290.0040.00416.49
7.4.280.0030.00516.48
7.4.270.0030.00316.57
7.4.260.0060.00316.50
7.4.250.0040.00316.46
7.4.240.0080.00016.58
7.4.230.0000.00716.34
7.4.220.0030.01416.53
7.4.210.0060.00916.62
7.4.200.0000.00716.70
7.4.160.0080.00816.69
7.4.150.0140.00417.40
7.4.140.0110.01417.86
7.4.130.0050.01316.54
7.4.120.0120.00616.55
7.4.110.0070.01016.57
7.4.100.0120.00916.40
7.4.90.0070.01116.43
7.4.80.0090.01019.39
7.4.70.0140.00716.59
7.4.60.0060.01116.34
7.4.50.0030.00616.60
7.4.40.0060.01216.36
7.4.30.0070.01316.42
7.4.10.0100.00914.86
7.4.00.0070.01014.96
7.3.330.0070.00013.37
7.3.320.0030.00313.33
7.3.310.0030.00316.27
7.3.300.0040.00416.32
7.3.290.0070.01116.37
7.3.280.0110.00716.36
7.3.270.0160.00317.40
7.3.260.0150.00316.34
7.3.250.0100.00716.40
7.3.240.0090.01116.36
7.3.230.0180.00016.52
7.3.210.0080.00816.57
7.3.200.0090.00616.49
7.3.190.0140.00916.36
7.3.180.0070.01016.59
7.3.170.0000.01616.46
7.3.160.0030.01616.36
7.3.130.0070.01314.86
7.3.120.0070.01114.88
7.3.110.0110.01114.75
7.3.100.0000.01515.05
7.3.90.0050.00515.02
7.3.80.0030.00914.92
7.3.70.0090.00614.81
7.3.60.0070.00714.82
7.3.50.0000.01614.64
7.3.40.0080.00414.65
7.3.30.0060.00614.86
7.3.20.0110.00316.59
7.3.10.0100.00616.79
7.3.00.0100.00316.57
7.2.330.0090.00916.64
7.2.320.0050.01116.59
7.2.310.0050.01516.68
7.2.300.0080.00916.60
7.2.290.0110.00816.39
7.2.260.0080.00815.16
7.2.250.0030.01614.90
7.2.240.0030.01214.64
7.2.230.0000.01214.88
7.2.220.0100.00315.00
7.2.210.0080.00615.08
7.2.200.0070.00314.74
7.2.190.0040.01114.95
7.2.180.0090.00315.13
7.2.170.0000.01215.00
7.2.160.0090.00614.85
7.2.150.0000.00916.68
7.2.140.0000.01716.64
7.2.130.0030.01316.48
7.2.120.0080.00416.47
7.2.110.0040.00816.70
7.2.100.0090.00316.93
7.2.90.0040.01116.91
7.2.80.0080.00616.68
7.2.70.0090.00616.86
7.2.60.0080.00716.78
7.2.50.0070.01016.94
7.2.40.0070.00716.87
7.2.30.0110.00616.84
7.2.20.0060.00916.77
7.2.10.0090.00316.75
7.2.00.0090.00518.15
7.1.330.0110.00315.91
7.1.320.0100.00615.93
7.1.310.0030.01015.86
7.1.300.0090.00615.59
7.1.290.0090.00315.69
7.1.280.0070.00715.95
7.1.270.0070.00715.95
7.1.260.0030.00715.80
7.1.250.0040.00415.62
7.1.240.0080.00615.47
7.1.230.0070.00715.63
7.1.220.0070.00715.74
7.1.210.0040.01115.92
7.1.200.0070.00715.63
7.1.190.0100.00315.80
7.1.180.0090.00615.65
7.1.170.0000.00915.83
7.1.160.0090.00315.74
7.1.150.0060.00915.71
7.1.140.0060.00615.77
7.1.130.0030.00715.90
7.1.120.0040.00815.81
7.1.110.0060.00315.89
7.1.100.0070.00416.97
7.1.90.0060.00615.95
7.1.80.0000.01315.73
7.1.70.0070.00716.57
7.1.60.0080.01317.69
7.1.50.0080.00516.25
7.1.40.0030.01015.77
7.1.30.0030.00715.89
7.1.20.0000.01215.71
7.1.10.0000.01415.77
7.1.00.0040.04018.99
7.0.330.0100.00315.55
7.0.320.0110.00415.36
7.0.310.0060.00915.36
7.0.300.0040.00815.44
7.0.290.0070.01015.34
7.0.280.0000.01315.23
7.0.270.0060.00615.21
7.0.260.0060.01015.49
7.0.250.0090.00315.22
7.0.240.0090.00615.54
7.0.230.0030.00715.53
7.0.220.0040.01115.45
7.0.210.0060.01015.35
7.0.200.0220.01015.16
7.0.190.0070.00315.25
7.0.180.0030.00715.30
7.0.170.0050.00515.38
7.0.160.0080.00415.66
7.0.150.0000.01015.38
7.0.140.0030.01015.47
7.0.130.0030.00715.36
7.0.120.0070.00715.35
7.0.110.0000.01215.39
7.0.100.0060.01215.64
7.0.90.0040.00415.52
7.0.80.0040.00715.36
7.0.70.0030.01315.53
7.0.60.0170.04218.55
7.0.50.0060.02816.51
7.0.40.0030.04816.92
7.0.30.0150.04016.91
7.0.20.0220.04016.88
7.0.10.0030.03016.88
7.0.00.0100.04016.83
5.6.400.0060.00614.37
5.6.390.0050.00514.36
5.6.380.0080.00814.57
5.6.370.0050.01014.46
5.6.360.0150.00014.71
5.6.350.0040.01114.62
5.6.340.0060.00614.45
5.6.330.0030.00514.23
5.6.320.0000.01314.48
5.6.310.0030.01214.08
5.6.300.0070.00714.06
5.6.290.0090.00614.30
5.6.280.0050.02017.56
5.6.270.0070.00713.97
5.6.260.0030.00914.25
5.6.250.0030.01614.54
5.6.240.0040.01114.43
5.6.230.0090.00614.46
5.6.220.0000.01114.35
5.6.210.0080.03117.24
5.6.200.0080.04316.28
5.6.190.0080.02317.56
5.6.180.0200.04017.40
5.6.170.0170.02517.43
5.6.160.0080.04317.26
5.6.150.0070.04616.16
5.6.140.0100.02216.30
5.6.130.0050.02316.11
5.6.120.0060.04617.89
5.6.110.0140.03717.66
5.6.100.0050.03217.56
5.6.90.0100.02517.54
5.6.80.0100.04317.14
5.6.70.0030.00614.15
5.6.60.0060.00614.14
5.6.50.0070.00714.02
5.6.40.0000.00914.21
5.6.30.0120.00314.24
5.6.20.0030.00614.06
5.6.10.0090.00614.22
5.6.00.0060.00314.16
5.5.380.0030.01014.23
5.5.370.0040.00414.20
5.5.360.0130.00314.43
5.5.350.0230.03317.18
5.5.340.0090.02716.28
5.5.330.0080.03817.13
5.5.320.0150.02217.21
5.5.310.0230.03817.29
5.5.300.0070.02015.93
5.5.290.0040.04916.14
5.5.280.0080.04317.59
5.5.270.0050.03217.48
5.5.260.0110.04017.54
5.5.250.0080.04017.37
5.5.240.0120.03417.32
5.5.230.0090.00614.25
5.5.220.0060.00313.94
5.5.210.0040.00414.23
5.5.200.0040.01114.32
5.5.190.0030.01014.16
5.5.180.0040.00814.07
5.5.170.0040.01214.04
5.5.160.0060.00913.91
5.5.150.0030.00614.12
5.5.140.0030.01013.99
5.5.130.0090.00613.82
5.5.120.0080.00313.88
5.5.110.0160.00014.24
5.5.100.0070.00713.79
5.5.90.0060.00614.03
5.5.80.0120.00014.43
5.5.70.0000.01413.73
5.5.60.0000.00913.73
5.5.50.0040.00414.01
5.5.40.0050.00314.29
5.5.30.0080.00314.26
5.5.20.0070.00314.13
5.5.10.0080.00613.84
5.5.00.0030.01013.71

preferences:
58.64 ms | 401 KiB | 5 Q