3v4l.org

run code in 300+ PHP versions simultaneously
<?php $row = array(1, 2, 3, 4, 33); echo " <h2>question</h2> <p>".chr(64 + $row[0])."</p> <h2>answer</h2> <p>".chr(64 + $row[1])."</p>";

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)
8.3.60.0140.00316.50
8.3.50.0140.00721.93
8.3.40.0070.00718.66
8.3.30.0110.00319.07
8.3.20.0050.00220.39
8.3.10.0040.00423.63
8.3.00.0070.00020.94
8.2.180.0120.00916.38
8.2.170.0090.00622.96
8.2.160.0070.00720.45
8.2.150.0030.00524.18
8.2.140.0000.00824.66
8.2.130.0040.00426.16
8.2.120.0000.00820.72
8.2.110.0030.00720.41
8.2.100.0120.00017.91
8.2.90.0040.00419.17
8.2.80.0030.00517.97
8.2.70.0040.00417.75
8.2.60.0000.00817.80
8.2.50.0040.00418.07
8.2.40.0000.00921.04
8.2.30.0040.00418.25
8.2.20.0000.00717.67
8.2.10.0050.00217.94
8.2.00.0040.00417.66
8.1.280.0030.01025.92
8.1.270.0050.00523.82
8.1.260.0040.00426.35
8.1.250.0000.00728.09
8.1.240.0040.00422.07
8.1.230.0040.00722.08
8.1.220.0000.00817.74
8.1.210.0040.00418.77
8.1.200.0030.00617.22
8.1.190.0000.00817.23
8.1.180.0030.00518.10
8.1.170.0000.00818.65
8.1.160.0000.00722.02
8.1.150.0040.00418.70
8.1.140.0070.00017.39
8.1.130.0000.00617.83
8.1.120.0080.00017.52
8.1.110.0080.00317.45
8.1.100.0040.00417.48
8.1.90.0050.00217.46
8.1.80.0050.00317.37
8.1.70.0000.00817.38
8.1.60.0030.00617.60
8.1.50.0000.00817.41
8.1.40.0070.00017.53
8.1.30.0030.00517.70
8.1.20.0000.00717.55
8.1.10.0070.00017.57
8.1.00.0080.00017.50
8.0.300.0070.00018.77
8.0.290.0080.00017.16
8.0.280.0030.00318.33
8.0.270.0070.00017.26
8.0.260.0030.00317.30
8.0.250.0030.00317.02
8.0.240.0080.00016.84
8.0.230.0060.00016.93
8.0.220.0050.00316.86
8.0.210.0000.00716.87
8.0.200.0030.00317.00
8.0.190.0030.00317.03
8.0.180.0060.00616.91
8.0.170.0040.00416.89
8.0.160.0040.00416.76
8.0.150.0020.00516.73
8.0.140.0000.00816.82
8.0.130.0030.00313.31
8.0.120.0000.00716.81
8.0.110.0000.00716.83
8.0.100.0050.00216.68
8.0.90.0050.00316.95
8.0.80.0090.00616.84
8.0.70.0020.00516.79
8.0.60.0050.00216.77
8.0.50.0050.00216.93
8.0.30.0100.00917.09
8.0.20.0110.00817.40
8.0.10.0000.00716.82
8.0.00.0100.01316.60
7.4.330.0000.00515.00
7.4.320.0060.00016.61
7.4.300.0030.00316.61
7.4.290.0040.00416.58
7.4.280.0090.00316.49
7.4.270.0040.00416.43
7.4.260.0000.00716.52
7.4.250.0000.00716.59
7.4.240.0070.00016.52
7.4.230.0030.00316.32
7.4.220.0170.01116.65
7.4.210.0060.01016.47
7.4.200.0030.00316.35
7.4.190.0030.00316.67
7.4.160.0080.00816.45
7.4.150.0070.01117.40
7.4.140.0100.01017.86
7.4.130.0060.01016.47
7.4.120.0100.00816.49
7.4.110.0090.00616.48
7.4.100.0090.00916.52
7.4.90.0120.00916.48
7.4.80.0070.01419.39
7.4.70.0060.00916.29
7.4.60.0090.01216.34
7.4.50.0000.00916.04
7.4.40.0100.00616.63
7.4.30.0080.00816.55
7.4.00.0030.01114.80
7.3.330.0000.00513.02
7.3.320.0060.00013.19
7.3.310.0000.00816.09
7.3.300.0060.00016.26
7.3.290.0060.00916.25
7.3.280.0120.00616.21
7.3.270.0150.00417.40
7.3.260.0120.00616.35
7.3.250.0110.00916.40
7.3.240.0070.01416.46
7.3.230.0090.01316.39
7.3.210.0030.01416.24
7.3.200.0130.00319.39
7.3.190.0090.01216.43
7.3.180.0110.00816.57
7.3.170.0100.00616.40
7.3.160.0060.00916.41
7.3.120.0060.00614.69
7.2.330.0110.00616.44
7.2.320.0090.00916.47
7.2.310.0100.00716.68
7.2.300.0120.00616.71
7.2.290.0130.00816.75
7.2.60.0060.00916.67
7.2.00.0030.00519.47
7.1.200.0000.01115.48
7.1.100.0040.00818.18
7.1.70.0080.00817.27
7.1.60.0140.01019.46
7.1.50.0070.01716.99
7.1.00.0070.07322.40
7.0.200.0070.00316.73
7.0.140.0100.06722.18
7.0.60.0030.08719.78
7.0.50.0030.08717.80
7.0.40.0170.07320.04
7.0.30.0270.03720.00
7.0.20.0200.04020.13
7.0.10.0100.08720.17
7.0.00.0030.05720.08
5.6.280.0070.07020.91
5.6.210.0130.04720.51
5.6.200.0100.08018.09
5.6.190.0070.04320.61
5.6.180.3800.04020.44
5.6.170.0300.06320.35
5.6.160.0100.08320.40
5.6.150.0070.08018.21
5.6.140.0070.03718.11
5.6.130.0130.07718.21
5.6.120.0170.05321.11
5.6.110.0070.10320.95
5.6.100.0000.04320.97
5.6.90.0000.04321.01
5.6.80.0130.07320.52
5.5.350.0230.04320.29
5.5.340.0000.05717.92
5.5.330.0100.08020.57
5.5.320.0170.05320.28
5.5.310.0200.08320.29
5.5.300.0030.04017.98
5.5.290.0130.03017.91
5.5.280.0130.08020.95
5.5.270.0000.04320.85
5.5.260.0070.07020.85
5.5.250.0100.07720.47
5.5.240.3970.03320.15
5.4.450.0330.04035.86
5.4.440.0230.04331.63
5.4.430.0430.04026.82
5.4.420.0500.04325.39
5.4.410.0470.04723.77
5.4.400.0370.04022.00
5.4.390.0230.04020.82
5.4.380.0570.05018.55
5.4.370.0430.07318.44
5.4.360.0370.05318.48
5.4.350.0300.06018.50
5.4.340.0300.05018.68
5.4.320.0060.04512.45
5.4.310.0050.04412.45
5.4.300.0060.04012.45
5.4.290.0070.04012.45
5.4.280.0120.03312.35
5.4.270.0100.03712.34
5.4.260.0100.04312.35
5.4.250.0100.04912.34
5.4.240.0080.03912.34
5.4.230.0110.05712.34
5.4.220.0110.04812.34
5.4.210.0100.04812.34
5.4.200.0080.05212.34
5.4.190.0080.05012.33
5.4.180.0060.04412.33
5.4.170.0060.03712.34
5.4.160.0030.03912.34
5.4.150.0070.03612.34
5.4.140.0070.03712.02
5.4.130.0070.03612.01
5.4.120.0080.03611.96
5.4.110.0080.03611.96
5.4.100.0060.03611.96
5.4.90.0060.03811.96
5.4.80.0070.03711.96
5.4.70.0060.03611.96
5.4.60.0060.03811.96
5.4.50.0050.04011.96
5.4.40.0040.04911.95
5.4.30.0080.04811.95
5.4.20.0070.04911.95
5.4.10.0080.04911.95
5.4.00.0070.05111.43
5.3.290.0060.04012.80
5.3.280.0100.04712.70
5.3.270.0090.05012.73
5.3.260.0150.04712.72
5.3.250.0130.04812.72
5.3.240.0080.05412.72
5.3.230.0080.04812.71
5.3.220.0090.04312.68
5.3.210.0110.05012.68
5.3.200.0080.05312.68
5.3.190.0120.05512.67
5.3.180.0100.05112.67
5.3.170.0050.03912.67
5.3.160.0120.05012.67
5.3.150.0050.04112.68
5.3.140.0060.03912.66
5.3.130.0080.05612.66
5.3.120.0090.03612.66
5.3.110.0050.04012.66
5.3.100.0060.03712.12
5.3.90.0040.03812.08
5.3.80.0040.04112.08
5.3.70.0100.04012.08
5.3.60.0090.03612.06
5.3.50.0060.03712.00
5.3.40.0050.03812.00
5.3.30.0020.04011.95
5.3.20.0080.03511.72
5.3.10.0090.04911.69
5.3.00.0070.04711.68
5.2.170.0070.0299.18
5.2.160.0050.0299.18
5.2.150.0060.0319.18
5.2.140.0070.0289.17
5.2.130.0030.0309.13
5.2.120.0070.0269.14
5.2.110.0010.0349.14
5.2.100.0060.0289.14
5.2.90.0070.0289.14
5.2.80.0060.0399.14
5.2.70.0040.0439.14
5.2.60.0050.0309.09
5.2.50.0090.0279.06
5.2.40.0050.0329.03
5.2.30.0030.0389.01
5.2.20.0050.0329.00
5.2.10.0070.0328.92
5.2.00.0040.0408.77
5.1.60.0080.0248.06
5.1.50.0040.0358.06
5.1.40.0050.0368.04
5.1.30.0050.0398.39
5.1.20.0070.0388.41
5.1.10.0050.0388.14
5.1.00.0030.0398.14
5.0.50.0050.0286.62
5.0.40.0020.0306.47
5.0.30.0060.0416.29
5.0.20.0030.0286.26
5.0.10.0070.0266.23
5.0.00.0020.0336.22
4.4.90.0050.0144.78
4.4.80.0010.0184.75
4.4.70.0030.0184.76
4.4.60.0060.0174.75
4.4.50.0020.0214.77
4.4.40.0020.0314.71
4.4.30.0030.0174.76
4.4.20.0060.0154.85
4.4.10.0020.0184.85
4.4.00.0040.0254.76
4.3.110.0020.0184.67
4.3.100.0050.0154.67
4.3.90.0060.0144.63
4.3.80.0060.0244.58
4.3.70.0020.0174.63
4.3.60.0040.0144.63
4.3.50.0030.0184.63
4.3.40.0060.0234.53
4.3.30.0030.0163.29
4.3.20.0040.0173.26
4.3.10.0020.0193.22
4.3.00.0000.01720.00

preferences:
40 ms | 401 KiB | 5 Q