3v4l.org

run code in 300+ PHP versions simultaneously
<?php interface i{} class a implements i{} var_dump(a::class instanceof i); // false var_dump(in_array(i::class, class_implements(a::class), true)); // true

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)
8.4.140.0240.00917.51
8.4.130.0190.00918.13
8.4.120.0240.00920.73
8.4.110.0230.01019.90
8.4.100.0230.01017.55
8.4.90.0260.00718.90
8.4.80.0230.01017.47
8.4.70.0240.00417.53
8.4.60.0220.01218.02
8.4.50.0240.00918.40
8.4.40.0230.01218.44
8.4.30.0190.01018.05
8.4.20.0250.01018.05
8.4.10.0280.00917.54
8.3.270.0260.00716.55
8.3.260.0290.00616.52
8.3.250.0230.00817.79
8.3.240.0240.00817.00
8.3.230.0220.01116.40
8.3.220.0250.00517.75
8.3.210.0230.00616.58
8.3.200.0230.00716.49
8.3.190.0250.00916.89
8.3.180.0240.00818.66
8.3.170.0250.00916.30
8.3.160.0270.00816.53
8.3.150.0240.00816.74
8.3.140.0280.00416.61
8.3.130.0200.00517.46
8.3.120.0200.00517.59
8.3.110.0280.00717.57
8.3.100.0310.00918.34
8.3.90.0300.00818.98
8.3.80.0350.00516.41
8.3.70.0340.00816.40
8.3.60.0270.01018.68
8.3.50.0270.00818.24
8.3.40.0350.00719.20
8.3.30.0270.00619.92
8.3.20.0190.00822.01
8.3.10.0210.00622.09
8.3.00.0160.00822.26
8.2.290.0190.00916.64
8.2.280.0180.00817.38
8.2.270.0210.00816.52
8.2.260.0190.00516.63
8.2.250.0210.00817.28
8.2.240.0200.00416.60
8.2.230.0230.00817.84
8.2.220.0170.00621.56
8.2.210.0200.00718.75
8.2.200.0180.00516.38
8.2.190.0210.00516.31
8.2.180.0190.00820.11
8.2.170.0270.00619.41
8.2.160.0280.00620.71
8.2.150.0210.00822.27
8.2.140.0210.00822.08
8.2.130.0240.00722.30
8.2.120.0220.01021.60
8.2.110.0230.00921.60
8.2.100.0250.00721.25
8.2.90.0220.00921.52
8.2.80.0210.00821.29
8.2.70.0210.00721.14
8.2.60.0180.00721.26
8.2.50.0230.00721.32
8.2.40.0250.00721.36
8.2.30.0220.00721.29
8.2.20.0210.00621.25
8.2.10.0210.00721.40
8.2.00.0190.00921.38
8.1.330.0200.00818.86
8.1.320.0170.00615.95
8.1.310.0250.00617.00
8.1.300.0160.00617.06
8.1.290.0220.00816.59
8.1.280.0280.00719.98
8.1.270.0190.00621.67
8.1.260.0250.00722.25
8.1.250.0230.00722.48
8.1.240.0190.00621.17
8.1.230.0170.01021.56
8.1.220.0190.00721.16
8.1.210.0160.00921.28
8.1.200.0160.00921.10
8.1.190.0170.00821.08
8.1.180.0180.00621.17
8.1.170.0170.00721.32
8.1.160.0150.00921.32
8.1.150.0180.00721.36
8.1.140.0190.00721.29
8.1.130.0190.00621.09
8.1.120.0190.00521.17
8.1.110.0140.00721.06
8.1.100.0160.00721.10
8.1.90.0150.00821.10
8.1.80.0160.00921.13
8.1.70.0200.00421.10
8.1.60.0220.00621.18
8.1.50.0200.00521.16
8.1.40.0170.00821.21
8.1.30.0160.00921.20
8.1.20.0220.00621.17
8.1.10.0200.00721.14
8.1.00.0200.00621.05
8.0.300.0200.00721.04
8.0.290.0250.00820.74
8.0.280.0230.00620.97
8.0.270.0160.00620.97
8.0.260.0230.00620.79
8.0.250.0210.00820.75
8.0.240.0240.00820.80
8.0.230.0210.00520.81
8.0.220.0220.00520.81
8.0.210.0210.00720.75
8.0.200.0170.00720.85
8.0.190.0220.00620.81
8.0.180.0190.00620.80
8.0.170.0250.00620.81
8.0.160.0200.00720.79
8.0.150.0230.00520.70
8.0.140.0220.00820.80
8.0.130.0240.00520.32
8.0.120.0220.00620.75
8.0.110.0180.00620.76
8.0.100.0180.00620.72
8.0.90.0230.00620.81
8.0.80.0200.00820.34
8.0.70.0170.00720.73
8.0.60.0220.00420.73
8.0.50.0230.00620.77
8.0.30.0210.00520.81
8.0.20.0210.00820.84
8.0.10.0250.00720.88
8.0.00.0190.00820.91
7.4.330.0170.00520.11
7.4.320.0210.00620.65
7.4.300.0200.00820.62
7.4.290.0250.00520.61
7.4.280.0270.00320.60
7.4.270.0240.00720.64
7.4.260.0220.00620.23
7.4.250.0220.00620.66
7.4.240.0250.00720.60
7.4.230.0240.00520.59
7.4.220.0190.00620.17
7.4.210.0180.00819.82
7.4.200.0210.00520.66
7.4.190.0230.00721.22
7.4.180.0230.00621.28
7.4.160.0210.00720.66
7.4.150.0230.00720.65
7.4.140.0170.01020.62
7.4.130.0200.00620.66
7.4.120.0230.00620.57
7.4.110.0220.00920.55
7.4.100.0230.00720.66
7.4.90.0250.00520.60
7.4.80.0220.00820.56
7.4.70.0270.00520.80
7.4.60.0240.00520.53
7.4.50.0250.00620.53
7.4.40.0210.00920.47
7.4.30.0210.00920.58
7.4.20.0240.00620.59
7.4.10.0200.00820.59
7.4.00.0230.00620.58
7.3.330.0210.00620.53
7.3.320.0210.00720.06
7.3.310.0210.00720.41
7.3.300.0200.00720.45
7.3.290.0210.00619.65
7.3.280.0260.00420.46
7.3.270.0210.00620.51
7.3.260.0220.00520.49
7.3.250.0200.00520.45
7.3.240.0240.00520.48
7.3.230.0240.00520.49
7.3.220.0270.00620.51
7.3.210.0250.00720.46
7.3.200.0260.00520.44
7.3.190.0250.00720.52
7.3.180.0220.00620.48
7.3.170.0230.00520.52
7.3.160.0230.00420.46
7.3.150.0180.00820.52
7.3.140.0250.00320.51
7.3.130.0210.00620.46
7.3.120.0230.00520.47
7.3.110.0210.00720.41
7.3.100.0210.00620.40
7.3.90.0200.00620.54
7.3.80.0190.00720.41
7.3.70.0210.00520.53
7.3.60.0200.00820.52
7.3.50.0250.00720.56
7.3.40.0240.00520.58
7.3.30.0210.00620.61
7.3.20.0250.00621.29
7.3.10.0220.00721.22
7.3.00.0220.00621.27

preferences:
30.15 ms | 403 KiB | 5 Q