3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Bar {}; class Bla extends Bar {}; class Foo extends Bla {}; $foo = new Foo(); $className = 'Bar'; var_dump($foo instanceof $className);

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)
8.3.40.0060.01218.62
8.3.30.0110.00418.59
8.3.20.0000.00720.09
8.3.10.0070.00323.58
8.3.00.0080.00022.13
8.2.170.0070.00722.96
8.2.160.0120.00319.09
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0050.00320.94
8.2.120.0050.00326.35
8.2.110.0090.00922.25
8.2.100.0110.00017.66
8.2.90.0040.00417.78
8.2.80.0040.00417.97
8.2.70.0030.00717.75
8.2.60.0030.00618.03
8.2.50.0040.00418.10
8.2.40.0000.00820.42
8.2.30.0040.00420.88
8.2.20.0060.00618.03
8.2.10.0000.00718.11
8.2.00.0000.00717.96
8.1.270.0060.00323.79
8.1.260.0040.00426.35
8.1.250.0070.00028.09
8.1.240.0090.00022.05
8.1.230.0110.00020.86
8.1.220.0040.00417.77
8.1.210.0000.00818.97
8.1.200.0030.00617.35
8.1.190.0000.00817.00
8.1.180.0000.00718.10
8.1.170.0070.00018.88
8.1.160.0040.00419.00
8.1.150.0040.00420.61
8.1.140.0050.00319.60
8.1.130.0040.00418.87
8.1.120.0040.00417.32
8.1.110.0040.00417.27
8.1.100.0070.00017.39
8.1.90.0020.00517.42
8.1.80.0000.00717.27
8.1.70.0040.00417.42
8.1.60.0090.00317.50
8.1.50.0000.00817.37
8.1.40.0030.00517.41
8.1.30.0040.00417.55
8.1.20.0000.00817.54
8.1.10.0040.00417.46
8.1.00.0000.00717.39
8.0.300.0070.00019.92
8.0.290.0040.00416.63
8.0.280.0040.00418.32
8.0.270.0030.00317.20
8.0.260.0000.00716.66
8.0.250.0000.00716.87
8.0.240.0060.00316.78
8.0.230.0070.00316.88
8.0.220.0020.00516.69
8.0.210.0040.00416.78
8.0.200.0030.00316.87
8.0.190.0050.00316.79
8.0.180.0070.00016.87
8.0.170.0040.00416.80
8.0.160.0040.00416.86
8.0.150.0040.00416.80
8.0.140.0000.00716.80
8.0.130.0060.00013.31
8.0.120.0050.00316.79
8.0.110.0000.00716.82
8.0.100.0000.00816.71
8.0.90.0070.00016.76
8.0.80.0060.01516.81
8.0.70.0070.00016.77
8.0.60.0000.00716.69
8.0.50.0050.00316.84
8.0.30.0050.01216.91
8.0.20.0090.01217.40
8.0.10.0040.00416.96
8.0.00.0100.00716.64
7.4.330.0000.00515.55
7.4.320.0000.00716.52
7.4.300.0030.00316.42
7.4.290.0030.00316.53
7.4.280.0000.00716.52
7.4.270.0000.00716.30
7.4.260.0030.00316.53
7.4.250.0070.00016.40
7.4.240.0040.00316.54
7.4.230.0030.00316.27
7.4.220.0180.00916.39
7.4.210.0030.01216.55
7.4.200.0000.00716.25
7.4.160.0110.00616.52
7.4.150.0030.01617.40
7.4.140.0070.01017.86
7.4.130.0090.00916.72
7.4.120.0100.00816.40
7.4.110.0100.01316.43
7.4.100.0090.01116.26
7.4.90.0130.00516.32
7.4.80.0070.01019.39
7.4.70.0070.00816.57
7.4.60.0080.00816.49
7.4.50.0080.00816.47
7.4.40.0040.01216.50
7.4.30.0100.00716.64
7.4.00.0080.00814.79
7.3.330.0050.00013.09
7.3.320.0000.00513.23
7.3.310.0030.00516.21
7.3.300.0000.00716.25
7.3.290.0070.00916.25
7.3.280.0060.01016.22
7.3.270.0070.01017.40
7.3.260.0100.00916.41
7.3.250.0090.00816.25
7.3.240.0170.00216.25
7.3.230.0110.00616.18
7.3.210.0120.00316.18
7.3.200.0120.00616.23
7.3.190.0080.00916.34
7.3.180.0100.00716.38
7.3.170.0140.00616.27
7.3.160.0080.00816.24
7.3.10.0070.00416.55
7.3.00.0030.00816.22
7.2.330.0110.01116.49
7.2.320.0170.00016.51
7.2.310.0060.00916.53
7.2.300.0040.01816.40
7.2.290.0100.00616.34
7.2.130.0070.00716.85
7.2.120.0070.00316.46
7.2.110.0090.00616.56
7.2.100.0040.01116.76
7.2.90.0030.00816.70
7.2.80.0070.00716.97
7.2.70.0030.01016.70
7.2.60.0080.00816.62
7.2.50.0060.00916.41
7.2.40.0070.00716.91
7.2.30.0040.00416.96
7.2.20.0100.00016.80
7.2.10.0040.00716.75
7.2.00.0050.00818.03
7.1.250.0000.01415.81
7.1.200.0060.00615.85
7.1.100.0000.01118.12
7.1.70.0100.00317.03
7.1.60.0170.01735.21
7.1.50.0280.01434.50
7.1.40.0250.01634.42
7.1.30.0280.01434.20
7.1.20.0210.02134.53
7.1.10.0060.01216.61
7.1.00.0070.00716.49
7.0.200.0070.01016.85
7.0.190.0000.01816.72
7.0.180.0040.01516.00
7.0.170.0000.01816.21
7.0.160.0130.00816.39
7.0.150.0080.01216.05
7.0.140.0070.01416.36
7.0.130.0090.00916.17
7.0.120.0100.00916.32
7.0.110.0100.01016.39
7.0.100.0090.01216.24
7.0.90.0130.00316.41
7.0.80.0100.01016.22
7.0.70.0090.00616.24
7.0.60.0070.00915.80
7.0.50.0070.01416.23
7.0.40.0120.00316.49
7.0.30.0060.00916.48
7.0.20.0100.00716.48
7.0.10.0100.01016.39
7.0.00.0000.01516.25

preferences:
45.88 ms | 400 KiB | 5 Q