3v4l.org

run code in 300+ PHP versions simultaneously
<?php const WTF=array(); if (defined('WTF') // Just a constant && ! is_scalar(WTF) // but is non scalar && WTF !== null // and is not null (it would be too easy) && ! is_resource(WTF) // and is non resource (surprised!) ) { echo "WTF! This is ", gettype(WTF); }

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)
8.3.60.0090.00918.43
8.3.50.0160.00019.71
8.3.40.0150.00018.68
8.3.30.0100.00318.92
8.3.20.0030.00620.30
8.3.10.0040.00420.43
8.3.00.0000.00819.26
8.2.180.0130.00616.50
8.2.170.0140.00322.96
8.2.160.0030.01020.39
8.2.150.0050.00324.18
8.2.140.0050.00324.66
8.2.130.0080.00026.16
8.2.120.0040.00419.77
8.2.110.0000.01420.79
8.2.100.0120.00017.78
8.2.90.0060.00319.34
8.2.80.0050.00219.33
8.2.70.0080.00017.38
8.2.60.0100.00017.79
8.2.50.0000.00818.07
8.2.40.0040.00418.03
8.2.30.0040.00417.91
8.2.20.0050.00317.53
8.2.10.0040.00417.93
8.2.00.0050.00217.62
8.1.280.0100.00725.92
8.1.270.0080.00020.61
8.1.260.0000.00726.35
8.1.250.0050.00328.09
8.1.240.0060.00322.34
8.1.230.0110.00020.89
8.1.220.0060.00317.74
8.1.210.0040.00418.91
8.1.200.0000.01117.36
8.1.190.0000.00917.41
8.1.180.0000.00818.10
8.1.170.0000.00818.54
8.1.160.0030.00518.79
8.1.150.0000.00718.75
8.1.140.0000.00717.30
8.1.130.0030.00317.68
8.1.120.0050.00317.41
8.1.110.0040.00417.43
8.1.100.0030.00317.36
8.1.90.0070.00017.47
8.1.80.0000.00717.28
8.1.70.0080.00017.38
8.1.60.0040.00417.43
8.1.50.0080.00017.46
8.1.40.0040.00417.49
8.1.30.0000.00817.57
8.1.20.0000.00717.49
8.1.10.0070.00017.39
8.1.00.0000.00717.39
8.0.300.0080.00019.86
8.0.290.0000.00716.63
8.0.280.0050.00318.26
8.0.270.0040.00417.20
8.0.260.0040.00418.42
8.0.250.0070.00016.80
8.0.240.0000.00616.89
8.0.230.0030.00316.89
8.0.220.0000.00716.85
8.0.210.0040.00416.89
8.0.200.0060.00316.89
8.0.190.0040.00416.81
8.0.180.0050.00316.84
8.0.170.0040.00416.79
8.0.160.0030.00316.82
8.0.150.0000.00816.88
8.0.140.0000.00816.83
8.0.130.0040.00713.24
8.0.120.0050.00216.82
8.0.110.0000.00716.88
8.0.100.0050.00216.71
8.0.90.0040.00316.66
8.0.80.0070.01116.82
8.0.70.0070.00016.73
8.0.60.0000.00716.84
8.0.50.0000.00816.63
8.0.30.0090.01017.04
8.0.20.0010.01617.40
8.0.10.0070.00016.91
8.0.00.0090.00916.69
7.4.330.0000.00515.03
7.4.320.0030.00316.54
7.4.300.0030.00316.42
7.4.290.0030.00316.43
7.4.280.0040.00816.38
7.4.270.0000.00616.55
7.4.260.0000.00716.49
7.4.250.0070.00016.39
7.4.240.0040.00416.43
7.4.230.0030.00316.55
7.4.220.0130.00716.65
7.4.210.0080.00616.50
7.4.200.0040.00416.33
7.4.160.0070.01016.67
7.4.150.0120.01217.40
7.4.140.0120.00817.86
7.4.130.0080.00816.55
7.4.120.0120.00616.44
7.4.110.0150.00316.38
7.4.100.0070.01016.58
7.4.90.0030.01316.39
7.4.80.0060.01216.55
7.4.70.0000.01616.67
7.4.60.0090.01216.35
7.4.50.0040.00416.36
7.4.40.0000.02216.33
7.4.30.0070.01016.52
7.4.00.0080.00614.87
7.3.330.0060.00012.95
7.3.320.0060.00013.07
7.3.310.0070.00016.24
7.3.300.0070.00016.20
7.3.290.0060.00816.25
7.3.280.0060.00916.25
7.3.270.0060.01517.40
7.3.260.0040.01216.22
7.3.250.0100.01016.13
7.3.240.0110.00816.50
7.3.230.0120.00916.39
7.3.210.0110.00616.17
7.3.200.0110.00819.39
7.3.190.0120.00616.25
7.3.180.0060.00916.60
7.3.170.0050.01116.43
7.3.160.0120.00416.13
7.3.120.0030.01314.84
7.3.110.0100.00714.86
7.3.100.0100.00614.82
7.3.90.0090.00914.54
7.3.80.0040.00714.67
7.3.70.0030.00714.76
7.3.60.0060.00914.75
7.3.50.0060.00614.54
7.3.40.0090.00914.37
7.3.30.0030.01014.50
7.3.20.0000.01016.33
7.3.10.0070.00716.40
7.3.00.0070.00716.46
7.2.330.0060.01016.35
7.2.320.0120.00916.73
7.2.310.0060.01216.50
7.2.300.0030.01316.87
7.2.290.0030.01316.54
7.2.250.0110.00815.14
7.2.240.0030.01414.54
7.2.230.0040.01114.96
7.2.220.0060.00615.05
7.2.210.0070.00315.14
7.2.200.0120.00314.60
7.2.190.0030.00914.89
7.2.180.0030.01414.67
7.2.170.0100.01015.05
7.2.60.0050.00917.07
7.2.00.0040.00819.46
7.1.330.0110.00315.67
7.1.320.0090.00315.72
7.1.310.0000.01015.95
7.1.300.0000.01115.62
7.1.290.0120.00315.67
7.1.280.0040.00715.33
7.1.270.0040.01115.83
7.1.260.0030.01015.64
7.1.200.0070.00715.71
7.1.100.0060.00818.07
7.1.70.0000.00817.16
7.1.60.0100.01319.34
7.1.50.0260.01334.43
7.1.00.0130.06322.30
7.0.200.0030.00616.91
7.0.140.0030.07322.01
7.0.60.0100.07019.83
7.0.50.0030.05717.92
7.0.40.0100.08720.35
7.0.30.0430.06320.34
7.0.20.0300.04020.20
7.0.10.0070.09020.19
7.0.00.0100.08020.16
5.6.280.0030.06720.91
5.6.210.0100.06020.74
5.6.200.0030.04318.09
5.6.190.0030.07720.61
5.6.180.0300.07320.40
5.6.170.0330.04020.48
5.6.160.0070.07020.47
5.6.150.0100.03318.22
5.6.140.0070.08018.16
5.6.130.0100.08318.11
5.6.120.0100.08021.09
5.6.110.0030.05721.04
5.6.100.0100.08321.13
5.6.90.0100.06021.01
5.6.80.0070.07320.40
5.6.70.3600.03720.39
5.5.350.0100.07320.45
5.5.340.0100.07717.89
5.5.330.0100.05020.23
5.5.320.0370.07020.29
5.5.310.0330.06020.29
5.5.300.0070.08017.99
5.5.290.0030.04017.98
5.5.280.0030.04020.79
5.5.270.0100.08020.87
5.5.260.0030.08320.96
5.5.250.0070.08020.59
5.5.240.0230.02720.21
5.4.450.0630.05319.24
5.4.440.0930.06719.48
5.4.430.0870.06019.59
5.4.420.0170.04719.35
5.4.410.0230.04319.25
5.4.400.0370.06018.69
5.4.390.1370.08318.68
5.4.380.0470.07318.77
5.4.370.1300.06718.63
5.4.360.0930.07318.59
5.4.350.0140.05911.98
5.4.340.0090.04111.98
5.4.320.0080.04412.46
5.4.310.0090.04512.46
5.4.300.0150.04112.46
5.4.290.0130.05112.46
5.4.280.0100.04212.36
5.4.270.0080.03912.36
5.4.260.0070.04412.36
5.4.250.0090.05012.36
5.4.240.0050.05012.36
5.4.230.0120.04612.35
5.4.220.0060.05112.35
5.4.210.0090.04712.35
5.4.200.0100.04912.35
5.4.190.0050.05212.35
5.4.180.0090.04812.35
5.4.170.0080.05012.36
5.4.160.0100.04512.35
5.4.150.0090.04512.35
5.4.140.0050.05312.04
5.4.130.0100.04412.02
5.4.120.0110.04511.98
5.4.110.0100.04611.98
5.4.100.0070.04711.98
5.4.90.0110.06411.98
5.4.80.0100.04811.97
5.4.70.0090.04411.97
5.4.60.0100.03911.97
5.4.50.0090.03611.97
5.4.40.0060.04011.96
5.4.30.0080.04211.95
5.4.20.0080.04011.95
5.4.10.0080.03811.96
5.4.00.0060.04111.45
5.3.290.0100.04912.80
5.3.280.0100.04612.70
5.3.270.0180.04512.73
5.3.260.0070.05512.72
5.3.250.0120.04812.72
5.3.240.0220.07912.71
5.3.230.0140.08412.71
5.3.220.0100.04212.68
5.3.210.0050.04212.68
5.3.200.0050.04112.68
5.3.190.0090.04012.68
5.3.180.0050.03812.68
5.3.170.0090.05612.67
5.3.160.0050.03812.68
5.3.150.0100.05512.67
5.3.140.0100.05112.66
5.3.130.0120.05612.66
5.3.120.0110.06012.66
5.3.110.0180.07012.65
5.3.100.0090.04512.12
5.3.90.0100.05012.08
5.3.80.0070.05012.08
5.3.70.0060.04912.07
5.3.60.0090.04912.07
5.3.50.0090.04712.00
5.3.40.0070.05212.00
5.3.30.0060.09011.95
5.3.20.0090.03511.72
5.3.10.0070.03811.70
5.3.00.0130.05311.68
5.2.170.0070.0409.18
5.2.160.0090.0419.18
5.2.150.0100.0389.18
5.2.140.0080.0419.18
5.2.130.0080.0419.14
5.2.120.0040.0359.14
5.2.110.0080.0299.15
5.2.100.0050.0409.14
5.2.90.0040.0339.14
5.2.80.0050.0349.14
5.2.70.0030.0369.14
5.2.60.0080.0329.09
5.2.50.0090.0279.06
5.2.40.0060.0309.04
5.2.30.0040.0319.01
5.2.20.0100.0289.00
5.2.10.0050.0288.92
5.2.00.0050.0308.79
5.1.60.0060.0238.07
5.1.50.0050.0298.06
5.1.40.0080.0258.04
5.1.30.0060.0298.39
5.1.20.0060.0328.42
5.1.10.0070.0438.14
5.1.00.0080.0258.14
5.0.50.0060.0216.63
5.0.40.0030.0226.48
5.0.30.0040.0336.29
5.0.20.0030.0216.27
5.0.10.0080.0236.24
5.0.00.0060.0336.23
4.4.90.0020.0164.78
4.4.80.0040.0154.75
4.4.70.0030.0184.75
4.4.60.0030.0184.75
4.4.50.0010.0174.77
4.4.40.0060.0264.71
4.4.30.0010.0194.76
4.4.20.0020.0204.84
4.4.10.0030.0164.85
4.4.00.0030.0254.75
4.3.110.0020.0204.67
4.3.100.0020.0164.67
4.3.90.0050.0164.63
4.3.80.0020.0254.59
4.3.70.0000.0184.63
4.3.60.0030.0184.63
4.3.50.0020.0204.63
4.3.40.0060.0264.54
4.3.30.0030.0183.28
4.3.20.0020.0213.26
4.3.10.0020.0203.22
4.3.00.0000.0337.03

preferences:
52.52 ms | 400 KiB | 5 Q