3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = 1; @$b = $a + $a++; var_dump($b); $a = 1; @$b = $a + $a + $a++; var_dump($b); ?>

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)
8.3.40.0140.00018.54
8.3.30.0100.00319.01
8.3.20.0040.00420.34
8.3.10.0040.00421.96
8.3.00.0080.00022.43
8.2.170.0120.00622.96
8.2.160.0070.01120.83
8.2.150.0000.00724.18
8.2.140.0000.00824.66
8.2.130.0000.00726.16
8.2.120.0090.00019.36
8.2.110.0000.01422.25
8.2.100.0120.00019.51
8.2.90.0050.00319.17
8.2.80.0040.00419.54
8.2.70.0030.00617.50
8.2.60.0000.00817.93
8.2.50.0030.00518.07
8.2.40.0020.00518.28
8.2.30.0000.00717.92
8.2.20.0070.00017.66
8.2.10.0000.00819.44
8.2.00.0070.00417.61
8.1.270.0060.00322.14
8.1.260.0080.00026.35
8.1.250.0000.00828.09
8.1.240.0060.00323.83
8.1.230.0110.00019.00
8.1.220.0040.00417.78
8.1.210.0030.00518.77
8.1.200.0030.00617.00
8.1.190.0000.00717.39
8.1.180.0000.00818.10
8.1.170.0040.00418.61
8.1.160.0070.00021.99
8.1.150.0070.00018.68
8.1.140.0000.00917.45
8.1.130.0040.00417.78
8.1.120.0030.00317.45
8.1.110.0040.00417.45
8.1.100.0040.00417.37
8.1.90.0030.00317.32
8.1.80.0000.00717.35
8.1.70.0000.00717.34
8.1.60.0000.00817.59
8.1.50.0020.00517.57
8.1.40.0000.00717.45
8.1.30.0040.00417.71
8.1.20.0080.00017.56
8.1.10.0000.00817.38
8.1.00.0050.00317.47
8.0.300.0040.00418.77
8.0.290.0040.00417.18
8.0.280.0000.00718.38
8.0.270.0030.00317.26
8.0.260.0000.00716.80
8.0.250.0030.00316.93
8.0.240.0000.00716.84
8.0.230.0000.00716.84
8.0.220.0030.00516.93
8.0.210.0000.00716.91
8.0.200.0030.00316.93
8.0.190.0000.00716.98
8.0.180.0000.00716.84
8.0.170.0070.00016.93
8.0.160.0040.00416.94
8.0.150.0070.00016.73
8.0.140.0040.00416.84
8.0.130.0030.00313.38
8.0.120.0080.00016.84
8.0.110.0050.00316.89
8.0.100.0000.00716.85
8.0.90.0070.00016.90
8.0.80.0070.00716.85
8.0.70.0040.00416.91
8.0.60.0070.00016.69
8.0.50.0040.00416.68
8.0.30.0080.01117.04
8.0.20.0150.00417.40
8.0.10.0070.00017.08
8.0.00.0090.00816.84
7.4.330.0000.00515.09
7.4.320.0070.00016.63
7.4.300.0060.00016.41
7.4.290.0080.00016.48
7.4.280.0040.00416.45
7.4.270.0000.00716.42
7.4.260.0070.00016.42
7.4.250.0030.00316.57
7.4.240.0000.00716.51
7.4.230.0030.00316.43
7.4.220.0130.00716.70
7.4.210.0070.00916.50
7.4.200.0000.00716.60
7.4.190.0030.00316.40
7.4.160.0160.00016.62
7.4.150.0100.00717.40
7.4.140.0130.00817.86
7.4.130.0070.01016.47
7.4.120.0090.00916.41
7.4.110.0070.01016.37
7.4.100.0030.01316.41
7.4.90.0100.00716.43
7.4.80.0030.01419.39
7.4.70.0120.00616.66
7.4.60.0100.00716.63
7.4.50.0040.00016.20
7.4.40.0040.01122.77
7.4.30.0100.00716.54
7.4.00.0030.01315.12
7.3.330.0050.00012.95
7.3.320.0000.00513.00
7.3.310.0040.00416.18
7.3.300.0000.00716.25
7.3.290.0000.01516.24
7.3.280.0090.00916.28
7.3.270.0070.01717.40
7.3.260.0100.00716.55
7.3.250.0050.01116.29
7.3.240.0070.01016.36
7.3.230.0170.00016.54
7.3.210.0090.00916.25
7.3.200.0070.01119.39
7.3.190.0070.01016.57
7.3.180.0060.01016.30
7.3.170.0120.00616.50
7.3.160.0000.01516.48
7.3.120.0070.00715.04
7.2.330.0160.00316.42
7.2.320.0000.01716.72
7.2.310.0080.00816.78
7.2.300.0100.00616.71
7.2.290.0030.01416.73
7.2.60.0030.00616.96
7.1.200.0000.01115.89
7.1.70.0060.00317.25
7.1.60.0100.01619.82
7.1.50.0000.01517.08
7.1.00.0130.06322.45
7.0.200.0030.00616.90
7.0.140.0100.06722.03
7.0.60.0000.07319.93
7.0.50.0200.06717.77
7.0.40.0070.04320.02
7.0.30.0230.08320.02
7.0.20.0330.06720.34
7.0.10.0270.07020.16
7.0.00.0100.07720.18
5.6.280.0130.06020.92
5.6.210.0130.07720.50
5.6.200.0100.05018.08
5.6.190.0030.09020.33
5.6.180.3530.04020.45
5.6.170.0230.04320.55
5.6.160.0070.05320.39
5.6.150.0100.05718.16
5.6.140.0030.08318.11
5.6.130.0070.04018.13
5.6.120.0070.08720.98
5.6.110.0130.07720.96
5.6.100.0000.06321.13
5.6.90.0170.08020.98
5.6.80.0200.06720.38
5.6.70.0330.04320.35
5.5.350.0030.08020.51
5.5.340.0170.07317.89
5.5.330.0070.05020.25
5.5.320.0400.04720.32
5.5.310.0300.07720.17
5.5.300.0030.08017.89
5.5.290.0000.05017.98
5.5.280.0070.04720.64
5.5.270.0070.04720.75
5.5.260.0200.07320.87
5.5.250.0030.04020.75
5.5.240.0030.08720.14
5.4.450.2500.04719.26
5.4.440.2170.04019.25
5.4.430.2330.03719.42
5.4.420.2370.04019.09
5.4.410.2030.03719.29
5.4.400.1130.04319.06
5.4.390.0030.07719.21
5.4.380.0030.03719.22
5.4.370.0030.05718.89
5.4.360.2170.04019.22
5.4.350.2430.03318.81
5.4.340.2270.04719.08
5.4.320.2230.04318.82
5.4.310.2400.04319.06
5.4.300.2470.03719.24
5.4.290.2030.04019.12
5.4.280.2370.03719.08
5.4.270.2270.03318.77
5.4.260.2400.04018.93
5.4.250.2300.05319.19
5.4.240.2230.03018.93
5.4.230.2370.03319.08
5.4.220.2230.04018.92
5.4.210.2100.04318.91
5.4.200.2270.03319.14
5.4.190.2230.03319.07
5.4.180.2470.04019.12
5.4.170.2200.03319.09
5.4.160.2200.04019.08
5.4.150.2230.03319.08
5.4.140.2030.03316.27
5.4.130.2330.02716.43
5.4.120.2370.03316.32
5.4.110.2230.03716.07
5.4.100.2430.04316.48
5.4.90.2330.03716.34
5.4.80.2570.03716.20
5.4.70.2200.03716.39
5.4.60.2300.03316.49
5.4.50.1900.02716.04
5.4.40.1930.03716.46
5.4.30.0470.03716.36
5.4.20.0000.03716.20
5.4.10.0070.03016.03
5.4.00.0200.03315.77
5.3.290.2400.05014.50
5.3.280.2400.04014.56
5.3.270.2500.03014.54
5.3.260.2070.04314.46
5.3.250.2300.03714.44
5.3.240.2430.03014.55
5.3.230.2430.04014.61
5.3.220.2470.03714.58
5.3.210.2300.04014.61
5.3.200.2500.03714.40
5.3.190.2330.04314.65
5.3.180.2370.04014.50
5.3.170.2400.04314.60
5.3.160.2300.04714.43
5.3.150.2530.04714.43
5.3.140.2400.04314.50
5.3.130.2230.03714.48
5.3.120.2130.04014.40
5.3.110.2100.03714.38
5.3.100.2070.04013.91
5.3.90.2370.04013.85
5.3.80.1970.03713.89
5.3.70.2000.03713.79
5.3.60.2270.04313.96
5.3.50.2130.03713.89
5.3.40.2500.04013.93
5.3.30.2300.04013.84
5.3.20.2130.04013.53
5.3.10.2400.03713.61
5.3.00.2400.03313.48
5.2.170.2170.03011.16
5.2.160.1900.02311.20
5.2.150.2100.03311.09
5.2.140.1870.02710.98
5.2.130.0070.05710.95
5.2.120.0030.02710.96
5.2.110.0030.03010.94
5.2.100.0030.03010.96
5.2.90.1600.02711.11
5.2.80.1800.03010.97
5.2.70.1800.03011.04
5.2.60.2070.03710.89
5.2.50.1830.02710.88
5.2.40.1670.03310.88
5.2.30.1700.03310.80
5.2.20.1570.02010.79
5.2.10.1630.03010.77
5.2.00.0400.03310.79
5.1.60.0270.03010.14
5.1.50.0170.0209.86
5.1.40.0100.02310.05
5.1.30.0170.04710.24
5.1.20.0100.03010.24
5.1.10.0100.02710.29
5.1.00.0130.02310.04
5.0.50.0070.0208.43
5.0.40.0100.0208.39
5.0.30.0070.0308.30
5.0.20.0030.0278.13
5.0.10.0030.0238.09
5.0.00.0130.0638.25
4.4.90.0030.0178.09
4.4.80.0030.0178.09
4.4.70.0030.0178.09
4.4.60.0070.0138.09
4.4.50.0030.0178.09
4.4.40.0070.0238.09
4.4.30.0070.0138.09
4.4.20.0070.0138.09
4.4.10.0100.0108.09
4.4.00.0070.0238.09
4.3.110.0030.0208.09
4.3.100.0070.0138.09
4.3.90.0000.0208.09
4.3.80.0030.0238.09
4.3.70.0030.0178.09
4.3.60.0030.0178.09
4.3.50.0030.0378.09
4.3.40.0070.0308.09
4.3.30.0000.0208.09
4.3.20.0070.0308.09
4.3.10.0030.0278.09
4.3.00.0000.0278.09

preferences:
39.18 ms | 400 KiB | 5 Q