3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump(isset($_SESSION));

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)
8.3.60.0080.00818.43
8.3.50.0110.00622.05
8.3.40.0070.00718.55
8.3.30.0070.00718.83
8.3.20.0040.00420.16
8.3.10.0060.00322.10
8.3.00.0050.00322.32
8.2.180.0100.01016.38
8.2.170.0110.00322.96
8.2.160.0100.00320.23
8.2.150.0030.00524.18
8.2.140.0050.00324.66
8.2.130.0070.00026.16
8.2.120.0040.00417.50
8.2.110.0030.00620.47
8.2.100.0080.00417.78
8.2.90.0070.00019.23
8.2.80.0000.00817.97
8.2.70.0060.00317.50
8.2.60.0040.00417.90
8.2.50.0000.00818.07
8.2.40.0040.00418.03
8.2.30.0000.00718.04
8.2.20.0000.00717.59
8.2.10.0000.00717.60
8.2.00.0030.00619.28
8.1.280.0170.00325.92
8.1.270.0080.00023.96
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0100.00023.68
8.1.230.0070.00319.15
8.1.220.0060.00317.74
8.1.210.0050.00318.77
8.1.200.0120.00017.11
8.1.190.0000.00817.40
8.1.180.0100.00418.10
8.1.170.0040.00418.60
8.1.160.0000.00822.06
8.1.150.0070.00018.56
8.1.140.0040.00417.25
8.1.130.0050.00317.81
8.1.120.0000.00817.30
8.1.110.0030.00517.26
8.1.100.0070.00017.29
8.1.90.0000.00717.38
8.1.80.0070.00017.28
8.1.70.0030.00317.36
8.1.60.0110.00017.55
8.1.50.0030.00517.49
8.1.40.0000.00817.47
8.1.30.0030.00517.49
8.1.20.0000.00817.58
8.1.10.0000.00717.23
8.1.00.0000.00817.32
8.0.300.0000.00818.77
8.0.290.0030.00316.93
8.0.280.0070.00018.30
8.0.270.0030.00317.09
8.0.260.0000.00616.73
8.0.250.0000.00816.95
8.0.240.0040.00416.90
8.0.230.0070.00016.83
8.0.220.0060.00016.85
8.0.210.0030.00316.85
8.0.200.0000.00616.93
8.0.190.0000.00716.83
8.0.180.0030.00316.73
8.0.170.0000.00716.85
8.0.160.0000.00716.77
8.0.150.0040.00416.82
8.0.140.0080.00016.68
8.0.130.0030.00313.28
8.0.120.0050.00216.65
8.0.110.0070.00316.80
8.0.100.0040.00416.75
8.0.90.0030.00316.66
8.0.80.0100.00716.83
8.0.70.0080.00016.81
8.0.60.0040.00416.80
8.0.50.0040.00416.80
8.0.30.0140.00516.93
8.0.20.0160.00217.40
8.0.10.0040.00416.87
8.0.00.0070.01516.75
7.4.330.0050.00015.00
7.4.320.0000.00616.48
7.4.300.0000.00716.46
7.4.290.0030.00316.41
7.4.280.0000.00716.55
7.4.270.0060.00016.35
7.4.260.0030.00316.41
7.4.250.0080.00016.49
7.4.240.0020.00516.56
7.4.230.0030.00316.32
7.4.220.0100.00716.43
7.4.210.0070.00916.44
7.4.200.0040.00416.26
7.4.190.0070.00016.61
7.4.160.0090.00616.46
7.4.150.0080.00917.40
7.4.140.0070.01317.86
7.4.130.0130.00716.42
7.4.120.0110.00716.44
7.4.110.0060.01316.43
7.4.100.0090.01216.35
7.4.90.0060.01216.51
7.4.80.0060.01619.39
7.4.70.0100.01316.43
7.4.60.0130.00316.43
7.4.50.0030.00316.27
7.4.40.0060.00922.77
7.4.30.0100.00716.26
7.4.00.0050.01014.84
7.3.330.0000.00512.99
7.3.320.0000.00513.01
7.3.310.0070.00016.05
7.3.300.0030.00316.16
7.3.290.0130.00716.09
7.3.280.0080.00816.16
7.3.270.0130.00317.40
7.3.260.0090.00916.46
7.3.250.0090.01016.38
7.3.240.0130.00716.05
7.3.230.0000.01816.39
7.3.210.0100.01016.29
7.3.200.0120.00419.39
7.3.190.0140.00716.51
7.3.180.0130.00316.32
7.3.170.0110.01116.29
7.3.160.0090.00616.49
7.3.120.0060.01014.56
7.3.110.0040.01114.41
7.3.100.0070.00714.65
7.3.90.0130.00314.72
7.3.80.0060.00814.84
7.3.70.0000.01214.76
7.3.60.0090.00614.67
7.3.50.0030.01014.34
7.3.40.0090.00614.72
7.3.30.0030.00614.53
7.3.20.0090.00316.65
7.3.10.0000.01416.61
7.3.00.0130.00316.57
7.2.330.0030.01316.29
7.2.320.0130.00616.52
7.2.310.0100.00616.36
7.2.300.0070.01016.36
7.2.290.0100.00716.73
7.2.250.0030.01414.94
7.2.240.0100.01014.61
7.2.230.0070.00714.63
7.2.220.0000.01014.70
7.2.210.0060.00915.05
7.2.200.0070.00714.94
7.2.190.0100.00014.57
7.2.180.0080.00814.75
7.2.170.0070.00714.75
7.2.00.0030.01119.02
7.1.330.0060.00615.34
7.1.320.0040.01115.64
7.1.310.0000.01515.85
7.1.300.0000.00815.64
7.1.290.0040.01115.67
7.1.280.0060.00315.66
7.1.270.0040.00815.47
7.1.260.0060.00615.63
7.1.100.0030.00818.02
7.1.70.0030.00617.09
7.1.60.0100.01319.82
7.1.50.0090.01316.80
7.1.00.0000.08022.29
7.0.200.0110.00416.52
7.0.140.0030.07322.07
7.0.60.0070.06019.95
7.0.50.0030.05017.80
7.0.40.0030.08720.12
7.0.30.0300.04720.09
7.0.20.0300.08020.17
7.0.10.0070.08320.13
7.0.00.0200.07320.20
5.6.280.0130.06320.90
5.6.210.0100.07720.70
5.6.200.0000.04718.11
5.6.190.0070.04020.41
5.6.180.2700.04720.57
5.6.170.0300.07720.45
5.6.160.0070.04020.40
5.6.150.0070.05318.09
5.6.140.0200.05018.18
5.6.130.0030.04018.12
5.6.120.0030.05320.97
5.6.110.0100.06321.00
5.6.100.0070.08720.95
5.6.90.0100.06021.07
5.6.80.0100.07020.36
5.6.70.4600.04020.42
5.5.350.0000.05320.51
5.5.340.0070.06017.95
5.5.330.0030.05720.56
5.5.320.0200.08020.51
5.5.310.0300.06320.29
5.5.300.0130.07717.85
5.5.290.0030.06017.92
5.5.280.0100.08320.86
5.5.270.0030.04020.88
5.5.260.0170.07020.86
5.5.250.0070.06020.61
5.5.240.0000.07020.34
5.4.450.0100.07019.64
5.4.440.0200.06019.58
5.4.430.0030.06019.52
5.4.420.0100.05719.50
5.4.410.0170.05018.72
5.4.400.0500.05018.50
5.4.390.0370.07018.72
5.4.380.0270.06018.74
5.4.370.0130.04718.44
5.4.360.0000.05018.70
5.4.350.0070.03511.97
5.4.340.0070.03711.97
5.4.320.0080.03712.45
5.4.310.0080.04512.45
5.4.300.0060.04012.45
5.4.290.0030.04112.45
5.4.280.0050.04012.34
5.4.270.0100.07318.94
5.4.260.0030.06018.94
5.4.250.0100.05318.73
5.4.240.0130.05718.65
5.4.230.0030.06018.77
5.4.220.0170.07018.94
5.4.210.0100.06318.92
5.4.200.0200.05718.87
5.4.190.0170.06018.72
5.4.180.0130.05719.00
5.4.170.0000.08318.77
5.4.160.0100.05019.00
5.4.150.0070.06719.00
5.4.140.0200.06316.27
5.4.130.0170.06016.30
5.4.120.0070.05316.26
5.4.110.0130.05316.43
5.4.100.0070.05316.40
5.4.90.0100.07016.43
5.4.80.0030.05716.22
5.4.70.0070.07316.50
5.4.60.0130.07016.27
5.4.50.0100.06716.48
5.4.40.0000.05316.26
5.4.30.0070.06016.39
5.4.20.0170.06316.46
5.4.10.0030.06016.37
5.4.00.0130.05015.80
5.3.290.0110.04412.80
5.3.280.0100.04714.60
5.3.270.0130.05714.44
5.3.260.0100.05014.75
5.3.250.0100.05314.49
5.3.240.0130.06714.30
5.3.230.0130.04314.65
5.3.220.0070.05714.55
5.3.210.0030.06014.25
5.3.200.0130.04314.40
5.3.190.0100.05014.45
5.3.180.0070.05014.45
5.3.170.0030.05714.57
5.3.160.0100.05014.25
5.3.150.0130.07314.60
5.3.140.0170.05314.32
5.3.130.0170.04714.38
5.3.120.0000.06314.70
5.3.110.0000.08314.32
5.3.100.0100.05014.05
5.3.90.0070.05014.11
5.3.80.0070.06013.86
5.3.70.0070.05713.93
5.3.60.0100.06313.83
5.3.50.0030.05313.64
5.3.40.0230.05313.86
5.3.30.0070.04713.82
5.3.20.0100.04313.70
5.3.10.0170.05313.42
5.3.00.0070.06713.49
5.2.170.0130.05311.15
5.2.160.0100.03711.05
5.2.150.0000.05011.04
5.2.140.0070.05710.96
5.2.130.0100.04311.11
5.2.120.0070.03711.00
5.2.110.0070.05711.11
5.2.100.0000.06311.18
5.2.90.0100.03311.02
5.2.80.0100.05710.84
5.2.70.0000.05010.99
5.2.60.0100.03711.06
5.2.50.0030.05711.02
5.2.40.0070.04711.10
5.2.30.0070.05710.74
5.2.20.0030.04011.04
5.2.10.0070.03710.84
5.2.00.0070.04310.88
5.1.60.0100.04010.02
5.1.50.0030.0339.84
5.1.40.0070.0439.90
5.1.30.0030.03710.23
5.1.20.0100.03010.36
5.1.10.0130.03310.29
5.1.00.0070.04710.14
5.0.50.0000.0408.46
5.0.40.0070.0238.46
5.0.30.0000.0438.27
5.0.20.0230.0108.28
5.0.10.0030.0278.27
5.0.00.0000.0578.10
4.4.90.0030.0236.80
4.4.80.0000.0236.80
4.4.70.0100.0236.80
4.4.60.0000.0306.80
4.4.50.0030.0206.80
4.4.40.0030.0406.80
4.4.30.0030.0206.80
4.4.20.0000.0276.80
4.4.10.0000.0236.80
4.4.00.0030.0336.80
4.3.110.0070.0276.80
4.3.100.0030.0276.80
4.3.90.0000.0276.80
4.3.80.0030.0406.80
4.3.70.0000.0276.80
4.3.60.0000.0206.80
4.3.50.0070.0276.80
4.3.40.0030.0336.80
4.3.30.0070.0276.80
4.3.20.0070.0176.80
4.3.10.0070.0236.80
4.3.00.0000.0236.70

preferences:
45.78 ms | 401 KiB | 5 Q