3v4l.org

run code in 300+ PHP versions simultaneously
<?php class A{ function a(){ $this->c = 4; function b() { $this->c += 4; } function c(){ echo $this->c; } $this->b(); $this->c(); } } $o = new A(); $o->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)
8.3.70.0070.01116.63
8.3.60.0140.00716.75
8.3.50.0130.00721.28
8.3.40.0110.01119.00
8.3.30.0070.01018.63
8.3.20.0080.00020.21
8.3.10.0000.00823.53
8.3.00.0060.00319.64
8.2.180.0040.01818.46
8.2.170.0100.00722.96
8.2.160.0150.00320.43
8.2.150.0080.00024.18
8.2.140.0000.00724.66
8.2.130.0080.00026.16
8.2.120.0100.00017.75
8.2.110.0090.00022.02
8.2.100.0070.00417.75
8.2.90.0040.00419.09
8.2.80.0040.00417.97
8.2.70.0030.00617.50
8.2.60.0040.00418.04
8.2.50.0040.00418.07
8.2.40.0000.00819.15
8.2.30.0030.00619.73
8.2.20.0040.00417.65
8.2.10.0000.00818.04
8.2.00.0050.00318.06
8.1.280.0060.00925.92
8.1.270.0040.00420.12
8.1.260.0080.00626.35
8.1.250.0080.00028.09
8.1.240.0030.00622.38
8.1.230.0060.00917.42
8.1.220.0000.00817.74
8.1.210.0040.00418.77
8.1.200.0000.00917.35
8.1.190.0050.00317.23
8.1.180.0040.00418.10
8.1.170.0060.00318.77
8.1.160.0040.00422.07
8.1.150.0030.00518.81
8.1.140.0030.00517.38
8.1.130.0040.00417.57
8.1.120.0030.00317.52
8.1.110.0040.00417.44
8.1.100.0090.00317.42
8.1.90.0000.00717.43
8.1.80.0000.00717.47
8.1.70.0000.00717.36
8.1.60.0040.00417.58
8.1.50.0090.00017.51
8.1.40.0000.00817.56
8.1.30.0000.01017.55
8.1.20.0040.00417.64
8.1.10.0050.00317.63
8.1.00.0000.00717.40
8.0.300.0060.00318.77
8.0.290.0050.00316.88
8.0.280.0070.00018.42
8.0.270.0000.00717.27
8.0.260.0040.00417.30
8.0.250.0030.00316.89
8.0.240.0000.00817.04
8.0.230.0000.00716.92
8.0.220.0000.00817.00
8.0.210.0030.00316.95
8.0.200.0000.00616.97
8.0.190.0080.00017.02
8.0.180.0000.00716.96
8.0.170.0000.00917.05
8.0.160.0000.00716.97
8.0.150.0070.00017.00
8.0.140.0000.00716.90
8.0.130.0000.00513.36
8.0.120.0040.00416.94
8.0.110.0030.00516.89
8.0.100.0050.00216.95
8.0.90.0050.00316.81
8.0.80.0070.00716.87
8.0.70.0040.00417.00
8.0.60.0060.00316.82
8.0.50.0000.00716.98
8.0.30.0130.00617.17
8.0.20.0060.01417.40
8.0.10.0040.00417.14
8.0.00.0070.01016.88
7.4.330.0000.00515.08
7.4.320.0060.00016.49
7.4.300.0030.00316.50
7.4.290.0000.00716.56
7.4.280.0050.00216.44
7.4.270.0040.00416.44
7.4.260.0040.00416.51
7.4.250.0070.00016.33
7.4.240.0020.00616.44
7.4.230.0070.00016.52
7.4.220.0090.00916.37
7.4.210.0060.01116.56
7.4.200.0080.00016.44
7.4.160.0090.00616.70
7.4.150.0070.01017.40
7.4.140.0080.01417.86
7.4.130.0090.00916.42
7.4.120.0110.00716.56
7.4.110.0080.00716.44
7.4.100.0090.00916.43
7.4.90.0150.00916.46
7.4.80.0110.00619.39
7.4.70.0120.00916.66
7.4.60.0120.00416.47
7.4.50.0040.00416.64
7.4.40.0030.01516.61
7.4.30.0150.00616.53
7.4.00.0100.00714.94
7.3.330.0000.00513.43
7.3.320.0050.00013.18
7.3.310.0000.00816.40
7.3.300.0000.00616.35
7.3.290.0000.00716.18
7.3.280.0100.00716.33
7.3.270.0070.01617.40
7.3.260.0110.01216.39
7.3.250.0090.00916.39
7.3.240.0100.00716.52
7.3.230.0110.00716.39
7.3.210.0030.01616.43
7.3.200.0160.00616.41
7.3.190.0070.01016.30
7.3.180.0070.01416.25
7.3.170.0100.00616.38
7.3.160.0160.00416.57
7.3.120.0100.01014.94
7.3.110.0110.00714.86
7.3.100.0090.00614.53
7.3.90.0000.00914.95
7.3.80.0060.00914.80
7.3.70.0070.00714.79
7.3.60.0030.01014.77
7.3.50.0110.00414.73
7.3.40.0060.00914.54
7.3.30.0110.00314.99
7.3.20.0080.00316.59
7.3.10.0060.00916.84
7.3.00.0030.00616.40
7.2.330.0000.02116.43
7.2.320.0130.00516.64
7.2.310.0130.00316.57
7.2.300.0060.01616.49
7.2.290.0060.01616.56
7.2.250.0060.01215.02
7.2.240.0130.00614.68
7.2.230.0090.00615.11
7.2.220.0060.00314.80
7.2.210.0000.01214.89
7.2.200.0040.00415.15
7.2.190.0060.01014.93
7.2.180.0030.01314.90
7.2.170.0070.00715.08
7.2.60.0080.00616.88
7.2.00.0030.01319.29
7.1.330.0100.00315.71
7.1.320.0030.00615.79
7.1.310.0060.00315.41
7.1.300.0000.01515.78
7.1.290.0000.01515.70
7.1.280.0120.00415.46
7.1.270.0030.00615.46
7.1.260.0070.01015.71
7.1.200.0110.00315.73
7.1.100.0000.01118.14
7.1.70.0000.01517.09
7.1.60.0070.01720.03
7.1.50.0100.00616.80
7.1.00.0000.08022.57
7.0.200.0000.00716.61
7.0.60.0170.05019.76
7.0.50.0030.09017.84
7.0.40.0130.08020.26
7.0.30.0200.04720.30
7.0.20.0170.08720.07
7.0.10.0170.07720.23
7.0.00.0030.06720.08
5.6.280.0070.05720.87
5.6.210.0030.07320.58
5.6.200.0170.05318.20
5.6.190.0070.08020.52
5.6.180.0300.07320.56
5.6.170.0230.04720.54
5.6.160.0130.07320.69
5.6.150.0130.07018.29
5.6.140.0070.08018.24
5.6.130.0070.06018.27
5.6.120.0070.08321.01
5.6.110.0030.06721.00
5.6.100.0000.05320.97
5.6.90.0130.07721.14
5.6.80.0070.05320.37
5.5.350.4400.03320.31
5.5.340.0070.08318.09
5.5.330.0170.07320.40
5.5.320.0270.07720.34
5.5.310.0330.04020.23
5.5.300.0100.04717.98
5.5.290.0070.07018.02
5.5.280.0200.06720.76
5.5.270.0170.04720.74
5.5.260.0030.07020.88
5.5.250.0130.07020.59
5.5.240.0000.04320.13
5.4.450.0530.05719.55
5.4.440.0600.05019.46
5.4.430.0500.05019.56
5.4.420.0400.06019.44
5.4.410.0500.04719.45
5.4.400.0470.05719.01
5.4.390.0270.07019.25
5.4.380.0100.06318.95
5.4.370.0200.04318.83
5.4.360.0200.04319.28
5.4.350.0470.05019.25
5.4.340.0500.05019.27
5.4.320.0530.05319.14
5.4.310.0630.04319.28
5.4.300.0670.04019.27
5.4.290.0630.04019.09
5.4.280.0630.04319.04
5.4.270.0530.05019.24
5.4.260.0630.04719.28
5.4.250.0470.05719.24
5.4.240.0570.04719.23
5.4.230.0600.04718.93
5.4.220.0470.05719.14
5.4.210.0500.05318.82
5.4.200.0700.05719.27
5.4.190.0600.04319.26
5.4.180.0570.04718.82
5.4.170.0470.05019.18
5.4.160.0430.05019.09
5.4.150.0470.05018.92
5.4.140.0500.05316.57
5.4.130.0470.05016.60
5.4.120.0670.04716.77
5.4.110.0630.04016.47
5.4.100.0430.05716.65
5.4.90.0600.04316.47
5.4.80.0570.04316.66
5.4.70.0370.03016.32
5.4.60.0230.07316.25
5.4.50.0300.05016.51
5.4.40.0200.06716.48
5.4.30.0070.03016.53
5.4.20.0200.07016.32
5.4.10.0270.03716.51

preferences:
68.38 ms | 401 KiB | 5 Q