3v4l.org

run code in 300+ PHP versions simultaneously
<?php namespace Test\David; interface Bar {}; class Foo implements Bar {}; var_dump(class_implements(''));

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)
8.3.60.0040.01218.55
8.3.50.0150.00017.88
8.3.40.0120.00318.67
8.3.30.0000.01518.49
8.3.20.0050.00321.72
8.3.10.0080.00023.53
8.3.00.0080.00019.41
8.2.180.0120.00916.63
8.2.170.0070.00722.96
8.2.160.0100.00319.10
8.2.150.0050.00324.18
8.2.140.0080.00024.66
8.2.130.0040.00419.31
8.2.120.0040.00426.35
8.2.110.0060.00319.21
8.2.100.0070.00317.78
8.2.90.0040.00417.84
8.2.80.0080.00018.03
8.2.70.0030.00617.80
8.2.60.0000.00819.65
8.2.50.0000.00818.22
8.2.40.0060.00320.62
8.2.30.0000.00819.35
8.2.20.0000.00717.98
8.2.10.0030.00717.89
8.2.00.0050.00217.92
8.1.280.0090.00625.92
8.1.270.0060.00323.92
8.1.260.0080.00026.35
8.1.250.0070.00028.09
8.1.240.0090.00022.42
8.1.230.0040.00822.67
8.1.220.0030.00617.74
8.1.210.0040.00418.80
8.1.200.0040.00417.23
8.1.190.0030.00517.23
8.1.180.0000.00718.10
8.1.170.0040.00418.71
8.1.160.0040.00418.78
8.1.150.0030.00319.01
8.1.140.0070.00017.60
8.1.130.0000.00719.01
8.1.120.0040.00417.40
8.1.110.0070.00417.42
8.1.100.0030.00617.43
8.1.90.0030.00617.39
8.1.80.0040.00717.27
8.1.70.0070.00317.39
8.1.60.0080.00417.40
8.1.50.0080.00017.46
8.1.40.0000.00717.41
8.1.30.0040.00417.50
8.1.20.0000.00717.62
8.1.10.0080.00317.25
8.1.00.0000.00817.20
8.0.300.0040.00419.90
8.0.290.0000.00816.63
8.0.280.0030.00318.34
8.0.270.0000.00717.25
8.0.260.0030.00317.25
8.0.250.0030.00316.94
8.0.240.0070.00016.93
8.0.230.0040.00416.90
8.0.220.0000.00716.88
8.0.210.0070.00316.93
8.0.200.0000.01016.84
8.0.190.0070.00416.84
8.0.180.0000.00716.93
8.0.170.0030.00616.89
8.0.160.0050.00216.77
8.0.150.0000.00716.79
8.0.140.0000.00716.88
8.0.130.0030.00313.29
8.0.120.0040.00416.84
8.0.110.0030.00316.90
8.0.100.0040.00416.87
8.0.90.0000.00716.88
8.0.80.0070.00716.84
8.0.70.0000.00716.84
8.0.60.0070.00016.89
8.0.50.0050.00216.71
8.0.30.0090.01016.96
8.0.20.0120.00617.40
8.0.10.0070.00016.97
8.0.00.0080.01016.64
7.4.330.0000.00515.55
7.4.320.0030.00316.43
7.4.300.0030.00316.49
7.4.290.0030.00516.32
7.4.280.0080.00016.48
7.4.270.0040.00416.43
7.4.260.0040.00416.53
7.4.250.0070.00016.38
7.4.240.0040.00416.46
7.4.230.0000.00716.41
7.4.220.0030.00616.42
7.4.210.0050.01116.50
7.4.200.0000.00716.31
7.4.160.0090.00816.42
7.4.140.0080.01017.86
7.4.130.0170.00316.27
7.4.120.0130.00816.43
7.4.110.0090.01516.67
7.4.100.0170.00616.71
7.4.90.0070.01116.25
7.4.80.0210.00319.39
7.4.70.0100.00616.44
7.4.60.0060.01316.38
7.4.50.0040.01516.46
7.4.40.0140.00316.13
7.4.00.0060.00915.19
7.3.330.0050.00013.03
7.3.320.0000.00613.00
7.3.310.0030.00316.07
7.3.300.0030.00316.08
7.3.290.0060.00016.27
7.3.280.0070.00716.24
7.3.260.0160.00516.30
7.3.240.0100.00816.37
7.3.230.0110.00816.34
7.3.210.0130.00316.13
7.3.200.0090.00616.09
7.3.190.0160.00616.39
7.3.180.0060.01016.30
7.3.170.0110.00516.42
7.3.160.0030.01216.18
7.2.330.0140.00316.63
7.2.320.0200.00316.49
7.2.310.0110.00616.55
7.2.300.0060.01216.38
7.2.290.0160.00616.27
7.2.60.0070.00717.04
7.2.50.0040.00816.66
7.2.40.0930.01217.73
7.2.30.1430.01218.15
7.2.20.1320.01517.71
7.2.10.1120.01118.05
7.2.00.1240.01717.86
7.1.200.0100.00315.53
7.1.160.0920.01316.73
7.1.150.1160.00916.92
7.1.140.1330.01216.85
7.1.130.0970.01216.82
7.1.120.1140.01516.92
7.1.110.1250.01316.38
7.1.100.1220.01516.14
7.1.90.1190.01416.13
7.1.80.1250.00816.30
7.1.70.0910.00915.27
7.1.60.1150.01433.12
7.1.50.1190.02132.81
7.1.40.2160.02032.43
7.1.30.1140.01332.49
7.1.20.1040.01432.66
7.1.10.1330.01014.67
7.1.00.1210.01514.67

preferences:
58.35 ms | 401 KiB | 5 Q