3v4l.org

run code in 300+ PHP versions simultaneously
<?php isset($a[3]);

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)
8.3.60.0070.00716.38
8.3.50.0140.00019.60
8.3.40.0160.00318.48
8.3.30.0040.01218.79
8.3.20.0040.00420.26
8.3.10.0080.00020.41
8.3.00.0040.00419.08
8.2.180.0100.00725.92
8.2.170.0140.00318.83
8.2.160.0030.01022.96
8.2.150.0000.00924.18
8.2.140.0080.00024.66
8.2.130.0000.00726.16
8.2.120.0080.00019.23
8.2.110.0030.00720.46
8.2.100.0040.00817.72
8.2.90.0080.00019.02
8.2.80.0060.00317.97
8.2.70.0060.00317.38
8.2.60.0000.00718.04
8.2.50.0000.00918.07
8.2.40.0050.00517.84
8.2.30.0040.00421.14
8.2.20.0030.00617.66
8.2.10.0040.00418.05
8.2.00.0000.00817.60
8.1.280.0060.00925.92
8.1.270.0060.00323.97
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0030.00622.33
8.1.230.0000.01020.85
8.1.220.0040.00418.77
8.1.210.0000.00818.89
8.1.200.0030.00617.11
8.1.190.0040.00417.40
8.1.180.0000.00818.10
8.1.170.0060.00318.46
8.1.160.0000.00718.81
8.1.150.0030.00518.82
8.1.140.0050.00217.42
8.1.130.0070.00017.69
8.1.120.0040.00417.45
8.1.110.0040.00417.36
8.1.100.0030.00317.24
8.1.90.0000.00717.21
8.1.80.0000.00717.33
8.1.70.0040.00417.21
8.1.60.0000.00917.45
8.1.50.0000.00817.30
8.1.40.0000.00717.26
8.1.30.0050.00317.49
8.1.20.0080.00017.36
8.1.10.0000.00817.46
8.1.00.0040.00417.47
8.0.300.0000.00719.84
8.0.290.0050.00317.03
8.0.280.0030.00318.30
8.0.270.0030.00317.03
8.0.260.0000.00617.12
8.0.250.0080.00016.86
8.0.240.0030.00616.70
8.0.230.0030.00316.86
8.0.220.0070.00016.67
8.0.210.0070.00016.66
8.0.200.0050.00216.79
8.0.190.0040.00416.84
8.0.180.0000.00716.73
8.0.170.0000.00816.68
8.0.160.0000.00716.78
8.0.150.0000.00816.79
8.0.140.0080.00016.76
8.0.130.0050.00013.22
8.0.120.0060.00316.70
8.0.110.0080.00016.67
8.0.100.0040.00416.62
8.0.90.0070.00016.73
8.0.80.0050.01116.80
8.0.70.0000.00716.62
8.0.60.0080.00016.82
8.0.50.0000.00716.55
8.0.30.0120.01016.90
8.0.20.0030.01717.40
8.0.10.0000.00816.87
8.0.00.0140.00816.47
7.4.330.0000.00515.02
7.4.320.0000.00716.45
7.4.300.0060.00016.48
7.4.290.0060.00316.31
7.4.280.0040.00416.40
7.4.270.0030.00316.37
7.4.260.0000.00716.24
7.4.250.0040.00416.38
7.4.240.0020.00616.41
7.4.230.0000.00716.36
7.4.220.0070.01016.50
7.4.210.0060.01016.40
7.4.200.0070.00016.29
7.4.160.0060.00916.25
7.4.150.0100.00717.40
7.4.140.0140.01017.86
7.4.130.0050.01216.36
7.4.120.0090.01116.44
7.4.110.0070.01016.33
7.4.100.0080.00816.48
7.4.90.0030.01316.41
7.4.80.0060.01216.51
7.4.70.0250.01616.48
7.4.60.0160.00016.25
7.4.50.0060.00316.06
7.4.40.0110.00616.36
7.4.30.0050.01016.33
7.4.00.0080.00814.59
7.3.330.0000.00613.03
7.3.320.0030.00313.13
7.3.310.0030.00316.13
7.3.300.0070.00016.18
7.3.290.0050.01116.22
7.3.280.0060.00916.16
7.3.270.0190.00417.40
7.3.260.0140.00316.16
7.3.250.0090.00916.16
7.3.240.0060.01216.16
7.3.230.0100.00716.39
7.3.210.0070.01116.36
7.3.200.0070.01119.39
7.3.190.0120.00916.09
7.3.180.0060.00916.31
7.3.170.0130.00316.41
7.3.160.0030.01316.11
7.3.120.0040.01114.68
7.3.110.0000.01814.94
7.3.100.0080.00814.75
7.3.90.0030.01414.99
7.3.80.0000.01314.59
7.3.70.0040.01114.86
7.3.60.0000.01214.56
7.3.50.0070.00714.66
7.3.40.0030.01014.45
7.3.30.0070.00714.78
7.3.20.0100.00316.57
7.3.10.0060.00616.33
7.3.00.0090.00316.78
7.2.330.0170.00016.58
7.2.320.0070.01016.39
7.2.310.0000.01716.32
7.2.300.0140.00316.39
7.2.290.0100.01716.25
7.2.250.0100.01014.80
7.2.240.0070.01414.94
7.2.230.0100.00614.64
7.2.220.0040.01414.78
7.2.210.0000.01414.83
7.2.200.0070.01114.63
7.2.190.0040.00714.63
7.2.180.0090.00614.95
7.2.170.0040.01114.45
7.2.60.0080.00816.96
7.2.00.0000.01219.26
7.1.330.0030.01015.52
7.1.320.0040.00715.35
7.1.310.0000.01515.27
7.1.300.0060.00615.48
7.1.290.0060.00315.75
7.1.280.0030.01015.73
7.1.270.0110.00015.25
7.1.260.0110.00315.57
7.1.200.0110.00415.59
7.1.100.0000.01118.11
7.1.70.0030.00316.69
7.1.60.0060.01619.34
7.1.50.0140.01034.39
7.1.00.0030.07722.45
7.0.200.0030.00316.55
7.0.140.0030.07322.04
7.0.60.0000.04320.03
7.0.50.0100.07717.80
7.0.40.0100.08020.05
7.0.30.0230.05320.13
7.0.20.0300.07020.21
7.0.10.0170.08020.20
7.0.00.0100.06320.18
5.6.280.0030.07321.09
5.6.210.0100.07020.66
5.6.200.0070.06718.11
5.6.190.0170.08020.61
5.6.180.0030.04020.27
5.6.170.0200.04320.46
5.6.160.0100.07020.61
5.6.150.0170.07018.07
5.6.140.0170.06718.14
5.6.130.0070.05318.11
5.6.120.0130.07721.04
5.6.110.0100.06720.98
5.6.100.0100.08020.97
5.6.90.0130.07320.87
5.6.80.0070.03720.38
5.5.350.0030.08020.43
5.5.340.0070.08017.98
5.5.330.0070.05020.29
5.5.320.0230.07320.41
5.5.310.0300.07320.20
5.5.300.0170.05317.95
5.5.290.0070.08317.95
5.5.280.0030.07720.80
5.5.270.0170.07720.78
5.5.260.0100.06720.85
5.5.250.0100.07020.58
5.5.240.0330.06720.05
5.4.450.0430.03319.21
5.4.440.0600.05319.57
5.4.430.0430.04019.25
5.4.420.0230.06019.50
5.4.410.0130.05719.04
5.4.400.0170.04719.00
5.4.390.0130.05019.09
5.4.380.0130.05319.16
5.4.370.0070.05318.99
5.4.360.0200.04018.98
5.4.350.0080.03411.97
5.4.340.0070.03511.96
5.4.320.0060.03812.45
5.4.310.0110.04212.45
5.4.300.0060.03912.46
5.4.290.0090.05112.45
5.4.280.0110.03312.34
5.4.270.0060.04012.35
5.4.260.0100.05212.34
5.4.250.0080.04112.34
5.4.240.0100.04412.35
5.4.230.0140.05012.34
5.4.220.0080.04212.34
5.4.210.0060.03712.34
5.4.200.0140.07112.34
5.4.190.0080.04212.33
5.4.180.0060.03912.33
5.4.170.0080.03712.34
5.4.160.0110.04112.34
5.4.150.0090.04512.34
5.4.140.0060.04412.02
5.4.130.0070.03512.01
5.4.120.0100.03511.97
5.4.110.0040.03711.96
5.4.100.0050.03911.96
5.4.90.0130.05611.96
5.4.80.0100.04011.96
5.4.70.0090.04411.96
5.4.60.0070.03511.96
5.4.50.0070.03611.96
5.4.40.0100.03411.95
5.4.30.0060.04211.95
5.4.20.0100.03211.95
5.4.10.0050.04011.95
5.4.00.0070.03611.43
5.3.290.0090.03712.80
5.3.280.0050.04212.71
5.3.270.0100.04012.72
5.3.260.0110.04512.72
5.3.250.0100.04412.72
5.3.240.0070.05012.72
5.3.230.0090.04012.71
5.3.220.0080.04412.68
5.3.210.0100.03912.68
5.3.200.0090.03712.68
5.3.190.0080.04012.68
5.3.180.0070.04412.67
5.3.170.0120.04312.67
5.3.160.0050.04312.67
5.3.150.0120.03412.68
5.3.140.0060.03912.66
5.3.130.0090.03812.66
5.3.120.0110.04012.66
5.3.110.0060.04512.66
5.3.100.0050.05212.12
5.3.90.0080.03812.08
5.3.80.0060.04512.07
5.3.70.0080.03712.07
5.3.60.0090.03712.07
5.3.50.0060.03912.00
5.3.40.0040.04112.00
5.3.30.0080.04511.94
5.3.20.0070.04511.71
5.3.10.0070.04111.69
5.3.00.0060.04211.67
5.2.170.0060.0319.17
5.2.160.0080.0289.18
5.2.150.0070.0329.17
5.2.140.0050.0359.17
5.2.130.0070.0359.13
5.2.120.0060.0289.13
5.2.110.0040.0409.14
5.2.100.0090.0319.13
5.2.90.0030.0319.13
5.2.80.0070.0339.13
5.2.70.0080.0319.13
5.2.60.0090.0469.08
5.2.50.0090.0299.05
5.2.40.0060.0369.03
5.2.30.0080.0309.01
5.2.20.0070.0399.00
5.2.10.0080.0348.91
5.2.00.0060.0288.77
5.1.60.0080.0208.06
5.1.50.0100.0238.05
5.1.40.0050.0318.04
5.1.30.0060.0258.39
5.1.20.0050.0308.41
5.1.10.0060.0288.13
5.1.00.0060.0278.13
5.0.50.0050.0216.61
5.0.40.0020.0236.47
5.0.30.0040.0376.28
5.0.20.0050.0186.25
5.0.10.0030.0206.23
5.0.00.0040.0306.22
4.4.90.0040.0194.78
4.4.80.0030.0174.75
4.4.70.0060.0124.75
4.4.60.0030.0164.76
4.4.50.0030.0234.77
4.4.40.0040.0284.70
4.4.30.0030.0174.76
4.4.20.0030.0174.84
4.4.10.0030.0184.85
4.4.00.0050.0304.76
4.3.110.0030.0224.67
4.3.100.0030.0214.66
4.3.90.0030.0184.64
4.3.80.0050.0224.59
4.3.70.0030.0144.63
4.3.60.0020.0154.63
4.3.50.0010.0184.62
4.3.40.0020.0254.54
4.3.30.0030.0153.28
4.3.20.0030.0163.26
4.3.10.0020.0163.22
4.3.00.0200.01313.45

preferences:
49.54 ms | 400 KiB | 5 Q