3v4l.org

run code in 300+ PHP versions simultaneously
<?php class BaseObject { } class First extends BaseObject { } $object1 = new First; $object2 = new class extends First { }; echo $className1 = get_class($object1), "\n", $className2 = get_class($object2), "\n"; var_dump(new First instanceof $className2);

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)
8.3.60.0090.00618.30
8.3.50.0060.00916.57
8.3.40.0040.01118.85
8.3.30.0110.00418.71
8.3.20.0040.00421.78
8.3.10.0040.00423.57
8.3.00.0000.00721.97
8.2.180.0100.01016.45
8.2.170.0090.00622.96
8.2.160.0130.00322.17
8.2.150.0060.00324.18
8.2.140.0040.00424.66
8.2.130.0040.00420.93
8.2.120.0070.00026.35
8.2.110.0030.00722.21
8.2.100.0060.00618.98
8.2.90.0040.00417.63
8.2.80.0000.00817.97
8.2.70.0000.00817.93
8.2.60.0040.00418.03
8.2.50.0000.00718.10
8.2.40.0000.00820.48
8.2.30.0000.00720.66
8.2.20.0070.00018.11
8.2.10.0000.00718.10
8.2.00.0030.00517.96
8.1.280.0100.01025.92
8.1.270.0050.00222.23
8.1.260.0040.00426.35
8.1.250.0080.00028.09
8.1.240.0040.00723.96
8.1.230.0040.00819.15
8.1.220.0040.00417.79
8.1.210.0030.00618.77
8.1.200.0040.00417.22
8.1.190.0040.00417.13
8.1.180.0030.00618.10
8.1.170.0040.00418.39
8.1.160.0040.00418.92
8.1.150.0040.00420.25
8.1.140.0000.00717.63
8.1.130.0030.00319.01
8.1.120.0040.00417.39
8.1.110.0000.00717.35
8.1.100.0040.00417.43
8.1.90.0000.00817.39
8.1.80.0040.00417.48
8.1.70.0000.00717.35
8.1.60.0050.00317.58
8.1.50.0030.00517.57
8.1.40.0000.00717.55
8.1.30.0060.00317.57
8.1.20.0040.00417.59
8.1.10.0040.00417.47
8.1.00.0060.00317.49
8.0.300.0070.00019.60
8.0.290.0030.00516.75
8.0.280.0030.00318.44
8.0.270.0070.00017.31
8.0.260.0000.00716.82
8.0.250.0040.00416.78
8.0.240.0000.00816.95
8.0.230.0030.00616.88
8.0.220.0040.00416.84
8.0.210.0050.00316.93
8.0.200.0000.00616.81
8.0.190.0040.00416.95
8.0.180.0030.00316.97
8.0.170.0000.00816.91
8.0.160.0030.00316.77
8.0.150.0030.00516.84
8.0.140.0050.00316.88
8.0.130.0030.00313.31
8.0.120.0000.00716.84
8.0.110.0000.00716.90
8.0.100.0070.00016.85
8.0.90.0040.00416.78
8.0.80.0120.00616.86
8.0.70.0030.00616.83
8.0.60.0080.00016.84
8.0.50.0000.00716.94
8.0.30.0100.00916.89
8.0.20.0100.00917.40
8.0.10.0040.00416.88
8.0.00.0110.00716.96
7.4.330.0020.00215.55
7.4.320.0070.00016.57
7.4.300.0000.00616.60
7.4.290.0070.00016.36
7.4.280.0080.00016.43
7.4.270.0000.00716.41
7.4.260.0080.00316.41
7.4.250.0030.00316.47
7.4.240.0000.00816.41
7.4.230.0030.00316.39
7.4.220.0050.00216.42
7.4.210.0090.00616.50
7.4.200.0070.00016.40
7.4.160.0100.00516.44
7.4.140.0090.01017.86
7.4.130.0030.01516.55
7.4.120.0070.01216.49
7.4.110.0120.00416.39
7.4.100.0100.00616.55
7.4.90.0070.01116.54
7.4.80.0070.01319.39
7.4.70.0160.00716.49
7.4.60.0070.01016.42
7.4.50.0060.01016.54
7.4.40.0090.00916.43
7.4.10.0130.00614.86
7.4.00.0050.01115.11
7.3.330.0000.00513.29
7.3.320.0060.00013.08
7.3.310.0000.00716.29
7.3.300.0040.00416.31
7.3.290.0070.01016.28
7.3.280.0110.00516.27
7.3.260.0100.00916.53
7.3.240.0090.00816.33
7.3.230.0120.00616.23
7.3.210.0070.01016.45
7.3.200.0100.01016.65
7.3.190.0030.01416.42
7.3.180.0140.00716.17
7.3.170.0120.00616.32
7.3.160.0060.00916.29
7.3.130.0060.01214.98
7.3.120.0110.00714.53
7.3.110.0110.00714.89
7.3.100.0060.00914.81
7.3.90.0040.01114.73
7.3.80.0070.00714.82
7.3.70.0090.00714.85
7.3.60.0030.00614.88
7.3.50.0030.00614.83
7.3.40.0040.01114.61
7.3.30.0070.00714.76
7.3.20.0080.00416.54
7.3.10.0130.00316.95
7.3.00.0100.00716.58
7.2.330.0070.01016.64
7.2.320.0120.00916.61
7.2.310.0070.01316.68
7.2.300.0130.00316.68
7.2.290.0090.00916.56
7.2.260.0120.00814.84
7.2.250.0100.01014.53
7.2.240.0100.00714.79
7.2.230.0000.01414.85
7.2.220.0090.00615.20
7.2.210.0060.00914.84
7.2.200.0030.01014.81
7.2.190.0070.01014.77
7.2.180.0100.00315.04
7.2.170.0100.00314.97
7.2.160.0060.00914.57
7.2.150.0070.01116.84
7.2.140.0030.01316.88
7.2.130.0070.01116.65
7.2.120.0000.01216.95
7.2.110.0090.00317.01
7.2.100.0090.00316.99
7.2.90.0000.01616.86
7.2.80.0070.00816.77
7.2.70.0130.00316.92
7.2.60.0070.00616.66
7.2.50.0100.00816.71
7.2.40.0660.00917.32
7.2.30.0290.01217.59
7.2.20.0310.01217.63
7.2.10.0290.01017.62
7.2.00.0300.01117.47
7.1.330.0100.00315.66
7.1.320.0030.01315.90
7.1.310.0100.00616.02
7.1.300.0030.00815.77
7.1.290.0070.00715.59
7.1.280.0070.00715.81
7.1.270.0100.00715.57
7.1.260.0070.00715.71
7.1.250.0000.01215.83
7.1.240.0080.00415.84
7.1.230.0070.00715.94
7.1.220.0000.00915.63
7.1.210.0040.00815.71
7.1.200.0090.00615.68
7.1.190.0060.00615.76
7.1.180.0030.01015.41
7.1.170.0030.01015.47
7.1.160.0540.00716.30
7.1.150.0330.00816.49
7.1.140.0270.01116.38
7.1.130.0340.01016.54
7.1.120.0360.00916.62
7.1.110.0430.00916.06
7.1.100.0450.00816.21
7.1.90.0590.00816.11
7.1.80.0380.01016.10
7.1.70.0440.01015.36
7.1.60.0510.01328.88
7.1.50.0600.01228.53
7.1.40.0850.01328.30
7.1.30.0600.01328.47
7.1.20.0770.01028.42
7.1.10.0600.00915.02
7.1.00.0360.00915.09
7.0.330.0040.00815.60
7.0.320.0030.00715.41
7.0.310.0060.00915.13
7.0.300.0070.00315.35
7.0.290.0040.00715.53
7.0.280.0040.00815.38
7.0.270.0060.00315.29
7.0.260.0000.01215.37
7.0.250.0060.01015.53
7.0.240.0060.00615.39
7.0.230.0130.00315.29
7.0.220.0070.00715.47
7.0.210.0000.00815.53
7.0.200.0070.00715.66
7.0.190.0030.01015.20
7.0.180.0080.00015.49
7.0.170.0030.00915.47
7.0.160.0060.00615.27
7.0.150.0060.00615.33
7.0.140.0040.00415.26
7.0.130.0040.01115.29
7.0.120.0030.00615.30
7.0.110.0120.00315.39
7.0.100.0080.00315.44
7.0.90.0070.00715.29
7.0.80.0030.01115.42
7.0.70.0030.01015.38
7.0.60.0060.00615.13
7.0.50.0030.01015.46
7.0.40.0030.01013.34
7.0.30.0060.00913.55
7.0.20.0000.00813.14
7.0.10.0000.01613.49
7.0.00.0040.00713.65
5.6.400.0040.01114.00
5.6.390.0060.00614.29
5.6.380.0070.01014.11
5.6.370.0090.00614.36
5.6.360.0080.00813.94
5.6.350.0060.00614.02
5.6.340.0090.00414.29
5.6.330.0030.01014.10
5.6.320.0040.00714.23
5.6.310.0070.00714.15
5.6.300.0100.00714.21
5.6.290.0070.01014.23
5.6.280.0000.01414.13
5.6.270.0030.01014.18
5.6.260.0070.00614.24
5.6.250.0040.01114.03
5.6.240.0030.01314.20
5.6.230.0070.00313.96
5.6.220.0070.00714.22
5.6.210.0060.00913.96
5.6.200.0070.00314.31
5.6.190.0030.01014.38
5.6.180.0030.01314.30
5.6.170.0060.01013.94
5.6.160.0090.00314.20
5.6.150.0060.00614.23
5.6.140.0110.00614.02
5.6.130.0070.00714.17
5.6.120.0060.00914.51
5.6.110.0040.01114.18
5.6.100.0030.00714.36
5.6.90.0060.01014.43
5.6.80.0070.00713.92
5.6.70.0060.00314.01
5.6.60.0000.01313.89
5.6.50.0070.00314.34
5.6.40.0100.00313.95
5.6.30.0100.00714.16
5.6.20.0040.00413.99
5.6.10.0100.00013.99
5.6.00.0060.00314.15

preferences:
62.75 ms | 401 KiB | 5 Q