3v4l.org

run code in 300+ PHP versions simultaneously
<?php class a {}; class b extends a {}; $b = new b(); var_dump($b instanceof a);

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)
8.3.60.0060.00916.38
8.3.50.0110.00521.92
8.3.40.0130.00918.79
8.3.30.0110.00419.13
8.3.20.0070.00020.33
8.3.10.0000.00823.66
8.3.00.0080.00019.38
8.2.180.0040.01118.41
8.2.170.0030.01022.96
8.2.160.0070.00720.16
8.2.150.0030.00524.18
8.2.140.0040.00424.66
8.2.130.0050.00326.16
8.2.120.0070.00022.10
8.2.110.0000.00922.18
8.2.100.0040.00717.72
8.2.90.0040.00419.09
8.2.80.0030.00617.97
8.2.70.0080.00017.50
8.2.60.0000.00717.90
8.2.50.0000.00918.07
8.2.40.0040.00418.16
8.2.30.0050.00317.94
8.2.20.0000.01017.61
8.2.10.0000.00717.87
8.2.00.0030.00617.61
8.1.280.0000.01525.92
8.1.270.0080.00021.89
8.1.260.0040.00426.35
8.1.250.0000.00728.09
8.1.240.0090.00318.57
8.1.230.0070.00420.74
8.1.220.0000.00717.74
8.1.210.0000.00818.77
8.1.200.0030.00617.22
8.1.190.0000.00717.53
8.1.180.0000.00818.10
8.1.170.0040.00418.37
8.1.160.0040.00421.80
8.1.150.0070.00018.56
8.1.140.0040.00417.38
8.1.130.0030.00317.82
8.1.120.0000.00717.41
8.1.110.0030.00417.39
8.1.100.0070.00017.43
8.1.90.0070.00017.36
8.1.80.0040.00417.43
8.1.70.0030.00517.22
8.1.60.0080.00317.40
8.1.50.0050.00317.35
8.1.40.0050.00217.43
8.1.30.0030.00617.58
8.1.20.0050.00217.52
8.1.10.0040.00417.58
8.1.00.0000.00817.49
8.0.300.0040.00418.77
8.0.290.0000.00817.05
8.0.280.0040.00418.46
8.0.270.0040.00417.21
8.0.260.0070.00016.68
8.0.250.0060.00016.89
8.0.240.0030.00316.79
8.0.230.0050.00316.91
8.0.220.0000.00716.79
8.0.210.0040.00416.70
8.0.200.0030.00316.85
8.0.190.0060.00316.93
8.0.180.0000.00716.85
8.0.170.0080.00016.74
8.0.160.0040.00416.89
8.0.150.0040.00316.80
8.0.140.0000.00716.84
8.0.130.0050.00013.21
8.0.120.0000.00816.68
8.0.110.0030.00516.82
8.0.100.0000.00816.76
8.0.90.0000.00816.68
8.0.80.0070.01016.78
8.0.70.0040.00416.83
8.0.60.0030.00316.88
8.0.50.0070.00016.89
8.0.30.0140.00517.01
8.0.20.0110.00917.40
8.0.10.0050.00317.02
8.0.00.0070.01016.70
7.4.330.0020.00215.00
7.4.320.0000.00616.58
7.4.300.0040.00416.42
7.4.290.0030.00616.59
7.4.280.0000.00716.51
7.4.270.0000.00716.53
7.4.260.0030.00316.39
7.4.250.0050.00316.38
7.4.240.0020.00516.34
7.4.230.0030.00416.34
7.4.220.0100.00716.56
7.4.210.0090.00816.59
7.4.200.0000.00716.64
7.4.190.0070.00016.35
7.4.160.0100.00716.22
7.4.150.0030.01517.40
7.4.140.0120.01717.86
7.4.130.0090.00916.52
7.4.120.0130.00316.39
7.4.110.0100.00616.50
7.4.100.0190.01016.50
7.4.90.0090.00916.54
7.4.80.0090.01219.39
7.4.70.0170.00316.34
7.4.60.0000.01516.36
7.4.50.0040.00016.48
7.4.40.0070.00722.77
7.4.30.0090.00616.41
7.4.00.0050.01314.88
7.3.330.0000.00513.23
7.3.320.0000.00513.04
7.3.310.0000.00716.27
7.3.300.0070.00016.10
7.3.290.0100.00616.28
7.3.280.0060.00916.24
7.3.270.0100.00717.40
7.3.260.0090.00816.24
7.3.250.0130.00716.24
7.3.240.0180.00016.25
7.3.230.0040.01316.39
7.3.210.0060.01016.43
7.3.200.0090.00919.39
7.3.190.0160.00316.29
7.3.180.0030.01216.54
7.3.170.0040.01216.30
7.3.160.0100.01016.31
7.3.120.0040.01214.86
7.3.110.0090.00614.77
7.3.100.0040.01114.67
7.3.90.0130.00314.70
7.3.80.0060.00914.74
7.3.70.0110.00414.54
7.3.60.0090.00614.83
7.3.50.0030.00714.79
7.3.40.0070.01014.75
7.3.30.0080.00314.41
7.3.20.0030.00616.64
7.3.10.0030.01216.52
7.3.00.0060.00816.45
7.2.330.0040.01316.60
7.2.320.0100.00716.62
7.2.310.0040.01216.64
7.2.300.0050.01116.48
7.2.290.0060.01616.50
7.2.250.0030.01315.13
7.2.240.0040.01414.86
7.2.230.0060.00914.96
7.2.220.0030.01015.06
7.2.210.0070.00714.79
7.2.200.0080.00814.71
7.2.190.0000.01014.76
7.2.180.0110.00414.88
7.2.170.0000.01414.75
7.2.00.0070.00719.09
7.1.330.0030.01415.58
7.1.320.0090.00615.53
7.1.310.0120.00615.84
7.1.300.0030.00615.72
7.1.290.0060.00315.64
7.1.280.0060.00315.69
7.1.270.0060.00615.64
7.1.260.0060.00615.57
7.1.100.0000.01017.87
7.1.70.0030.00717.07
7.1.60.0070.01819.33
7.1.50.0080.01116.93
7.1.00.0070.07322.48
7.0.200.0050.00216.69
7.0.140.0070.07022.12
7.0.60.0100.07719.95
7.0.50.0100.07717.86
7.0.40.0000.04720.11
7.0.30.0300.03720.16
7.0.20.0270.08320.37
7.0.10.0130.07020.09
7.0.00.0070.08320.15
5.6.280.0000.07720.80
5.6.210.0030.05020.69
5.6.200.0030.04018.18
5.6.190.0100.08020.77
5.6.180.0570.06020.52
5.6.170.0270.04720.45
5.6.160.0130.06720.57
5.6.150.0070.07718.28
5.6.140.0030.08718.19
5.6.130.0130.07718.23
5.6.120.0000.04321.02
5.6.110.0130.07021.04
5.6.100.0130.08021.11
5.6.90.0100.08321.05
5.6.80.0070.03720.38
5.5.350.0000.05720.43
5.5.340.0000.05318.09
5.5.330.0030.05320.19
5.5.320.0230.04320.27
5.5.310.0370.06720.32
5.5.300.0070.08317.97
5.5.290.0030.05717.98
5.5.280.0100.08020.84
5.5.270.0030.08320.96
5.5.260.0070.04020.86
5.5.250.0030.08020.79
5.5.240.0070.03320.25
5.4.450.0330.07319.56
5.4.440.0230.04019.54
5.4.430.0200.05019.27
5.4.420.0230.05719.39
5.4.410.0230.06319.33
5.4.400.0300.05719.08
5.4.390.0330.06319.00
5.4.380.0200.07719.00
5.4.370.0300.06719.32
5.4.360.0300.07019.16
5.4.350.0270.07318.98
5.4.340.0330.07019.00
5.4.320.0170.05719.31
5.4.310.0300.07019.16
5.4.300.0330.06319.15
5.4.290.0270.05319.13
5.4.280.0400.06319.09
5.4.270.0330.07019.22
5.4.260.0300.07018.98
5.4.250.0300.03718.97
5.4.240.0230.05318.85
5.4.230.0330.06719.15
5.4.220.0400.04319.07
5.4.210.0300.06318.98
5.4.200.0270.03319.08
5.4.190.0270.03319.17
5.4.180.0200.04019.14
5.4.170.0330.06719.07
5.4.160.0230.04019.17
5.4.150.0170.04019.13
5.4.140.0130.04716.73
5.4.130.0200.04316.40
5.4.120.0200.03316.33
5.4.110.0200.05016.46
5.4.100.0230.03316.50
5.4.90.0230.03016.63
5.4.80.0200.03716.59
5.4.70.0230.03716.61
5.4.60.0270.02716.23
5.4.50.0170.03716.45
5.4.40.0170.03316.53
5.4.30.0200.03316.26
5.4.20.0200.03016.37
5.4.10.0130.03716.13
5.4.00.0130.04015.83
5.3.290.0330.07014.74
5.3.280.0330.06314.66
5.3.270.0230.03714.50
5.3.260.0400.04314.52
5.3.250.0170.03714.75
5.3.240.0200.04014.59
5.3.230.0230.05014.67
5.3.220.0170.03714.54
5.3.210.0300.06714.64
5.3.200.0270.04314.47
5.3.190.0300.03314.64
5.3.180.0200.03714.60
5.3.170.0230.04014.64
5.3.160.0230.03714.52
5.3.150.0070.04714.45
5.3.140.0230.03014.64
5.3.130.0200.03714.52
5.3.120.0170.04014.43
5.3.110.0270.03714.46
5.3.100.0200.03314.01
5.3.90.0230.02714.17
5.3.80.0200.04013.91
5.3.70.0170.04313.92
5.3.60.0200.04014.16
5.3.50.0200.03313.96
5.3.40.0370.02714.18
5.3.30.0270.03313.81
5.3.20.0230.03313.59
5.3.10.0230.03013.57
5.3.00.0270.03313.61
5.2.170.0100.03313.22
5.2.160.0170.02713.22
5.2.150.0170.03713.22
5.2.140.0100.03313.22
5.2.130.0130.03013.22
5.2.120.0130.03013.22
5.2.110.0130.03013.22
5.2.100.0130.03013.22
5.2.90.0130.03013.22
5.2.80.0200.03713.22
5.2.70.0230.03013.22
5.2.60.0270.04013.22
5.2.50.0270.04713.22
5.2.40.0200.06013.22
5.2.30.0230.05313.22
5.2.20.0200.05313.22
5.2.10.0170.05313.22
5.2.00.0200.04713.22
5.1.60.0170.03713.22
5.1.50.0270.04313.22
5.1.40.0230.04313.22
5.1.30.0200.05313.22
5.1.20.0200.05313.22
5.1.10.0230.05013.22
5.1.00.0200.04013.22
5.0.50.0130.02713.22
5.0.40.0170.03713.22
5.0.30.0130.05713.22
5.0.20.0130.04013.22
5.0.10.0070.03013.22
5.0.00.0200.05713.22
4.4.90.0100.03713.22
4.4.80.0130.03013.22
4.4.70.0100.04013.22
4.4.60.0100.03713.22
4.4.50.0130.03013.22
4.4.40.0130.05013.22
4.4.30.0100.03313.22
4.4.20.0130.03313.22
4.4.10.0030.03013.22
4.4.00.0130.03013.22
4.3.110.0070.03313.22
4.3.100.0070.03013.22
4.3.90.0130.02013.22
4.3.80.0070.05313.22
4.3.70.0100.03713.22
4.3.60.0130.03313.22
4.3.50.0100.03313.22
4.3.40.0070.02713.22
4.3.30.0070.03313.22
4.3.20.0030.03313.22
4.3.10.0030.02313.22
4.3.00.0070.03713.22

preferences:
40.7 ms | 401 KiB | 5 Q