3v4l.org

run code in 300+ PHP versions simultaneously
<?php $constant = 'STDOUT'; if (defined($constant) && ! is_scalar(constant($constant))) { echo 'Yes, I am non-scalar constant'; }

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)
8.3.40.0170.00318.77
8.3.30.0070.00718.96
8.3.20.0040.00420.34
8.3.10.0070.00021.66
8.3.00.0080.00017.80
8.2.170.0000.01522.96
8.2.160.0070.00720.51
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0060.01326.16
8.2.120.0000.00820.96
8.2.110.0030.00619.45
8.2.100.0040.00717.59
8.2.90.0060.00319.08
8.2.80.0030.00617.97
8.2.70.0060.00317.63
8.2.60.0000.00817.88
8.2.50.0080.00018.07
8.2.40.0000.00818.34
8.2.30.0050.00318.12
8.2.20.0030.00617.73
8.2.10.0030.00618.05
8.2.00.0000.00717.57
8.1.270.0080.00023.79
8.1.260.0040.00426.35
8.1.250.0080.00028.09
8.1.240.0090.00020.96
8.1.230.0120.00017.45
8.1.220.0000.00817.74
8.1.210.0030.00618.77
8.1.200.0000.00817.13
8.1.190.0030.00617.23
8.1.180.0060.00318.10
8.1.170.0060.00318.52
8.1.160.0000.00821.92
8.1.150.0070.00018.73
8.1.140.0080.00017.42
8.1.130.0030.00317.87
8.1.120.0040.00417.46
8.1.110.0040.00417.50
8.1.100.0080.00017.38
8.1.90.0040.00317.44
8.1.80.0000.00817.46
8.1.70.0000.00817.40
8.1.60.0030.00617.54
8.1.50.0000.00817.49
8.1.40.0040.00417.46
8.1.30.0050.00317.61
8.1.20.0000.00717.49
8.1.10.0040.00417.38
8.1.00.0030.00517.36
8.0.300.0030.00618.77
8.0.290.0040.00416.75
8.0.280.0000.00718.38
8.0.270.0040.00417.25
8.0.260.0000.00617.18
8.0.250.0030.00317.01
8.0.240.0080.00016.91
8.0.230.0030.00316.92
8.0.220.0040.00416.93
8.0.210.0070.00016.86
8.0.200.0030.00316.93
8.0.190.0040.00416.93
8.0.180.0020.00516.79
8.0.170.0080.00016.91
8.0.160.0060.00316.88
8.0.150.0070.00016.68
8.0.140.0040.00416.84
8.0.130.0000.00513.32
8.0.120.0000.00816.75
8.0.110.0070.00016.84
8.0.100.0050.00316.91
8.0.90.0000.00716.85
8.0.80.0030.01316.93
8.0.70.0070.00016.85
8.0.60.0040.00416.77
8.0.50.0000.00816.95
8.0.30.0110.00816.84
8.0.20.0140.01317.40
8.0.10.0080.00017.04
8.0.00.0130.00616.52
7.4.330.0000.00515.07
7.4.320.0000.00716.55
7.4.300.0000.00716.39
7.4.290.0030.00316.46
7.4.280.0000.01016.57
7.4.270.0000.00816.51
7.4.260.0030.00716.37
7.4.250.0000.00716.60
7.4.240.0040.00316.56
7.4.230.0040.00416.52
7.4.220.0150.00916.38
7.4.210.0070.00716.70
7.4.200.0030.00316.67
7.4.160.0100.00716.27
7.4.150.0090.00917.40
7.4.140.0090.00817.86
7.4.130.0100.00616.52
7.4.120.0080.01116.55
7.4.110.0130.00316.34
7.4.100.0140.00316.51
7.4.90.0190.00316.55
7.4.80.0060.01619.39
7.4.70.0000.01816.43
7.4.60.0090.00616.28
7.4.50.0030.00616.41
7.4.40.0090.00816.38
7.4.30.0090.00916.39
7.4.00.0060.00914.85
7.3.330.0030.00312.93
7.3.320.0060.00013.00
7.3.310.0000.00716.09
7.3.300.0000.00715.97
7.3.290.0060.00816.12
7.3.280.0080.01016.07
7.3.270.0040.01417.40
7.3.260.0130.00316.35
7.3.250.0100.01016.39
7.3.240.0140.01116.19
7.3.230.0030.01316.39
7.3.210.0100.00716.35
7.3.200.0060.01319.39
7.3.190.0060.01116.37
7.3.180.0060.01216.19
7.3.170.0120.00416.40
7.3.160.0130.00316.25
7.3.120.0030.01414.82
7.3.110.0070.01014.63
7.3.100.0070.00714.70
7.3.90.0030.00614.45
7.3.80.0060.00614.85
7.3.70.0110.00314.73
7.3.60.0100.00714.75
7.3.50.0000.01514.82
7.3.40.0030.01014.46
7.3.30.0060.00614.55
7.3.20.0110.00416.48
7.3.10.0060.00916.27
7.3.00.0090.00616.27
7.2.330.0000.01716.42
7.2.320.0090.01216.66
7.2.310.0160.00016.23
7.2.300.0060.01516.63
7.2.290.0110.00616.63
7.2.250.0120.00315.02
7.2.240.0070.01315.13
7.2.230.0130.00314.79
7.2.220.0060.00614.93
7.2.210.0100.00314.60
7.2.200.0030.01014.87
7.2.190.0040.00814.88
7.2.180.0040.01114.93
7.2.170.0040.01114.91
7.2.00.0060.00919.30
7.1.330.0030.00915.45
7.1.320.0120.00015.55
7.1.310.0060.00615.52
7.1.300.0060.00615.69
7.1.290.0040.01115.54
7.1.280.0140.00315.71
7.1.270.0090.00315.76
7.1.260.0070.01015.92
7.1.100.0030.01017.88
7.1.70.0000.00817.25
7.1.60.0100.01319.40
7.1.50.0060.01616.88
7.1.00.0100.07022.36
7.0.200.0000.00716.46
7.0.140.0030.07322.12
7.0.60.0030.04719.98
7.0.50.0000.04317.75
7.0.40.0070.06020.16
7.0.30.0230.04320.18
7.0.20.0230.07020.24
7.0.10.0070.04320.12
7.0.00.0130.03720.16
5.6.280.0000.07721.09
5.6.210.0030.05320.74
5.6.200.0030.06718.22
5.6.190.0100.05020.77
5.6.180.0330.07320.45
5.6.170.0300.05320.52
5.6.160.0030.04320.49
5.6.150.0030.08318.13
5.6.140.0070.04018.16
5.6.130.0130.07718.18
5.6.120.0170.07321.00
5.6.110.0100.08320.96
5.6.100.0100.06721.13
5.6.90.0130.06720.99
5.6.80.0030.08320.50
5.5.350.0030.08720.46
5.5.340.0000.05717.90
5.5.330.0070.05020.36
5.5.320.0200.04320.31
5.5.310.0230.06720.21
5.5.300.0070.07017.87
5.5.290.0070.04717.98
5.5.280.0070.06020.73
5.5.270.0070.04320.86
5.5.260.0030.09020.86
5.5.250.0130.06020.57
5.5.240.3930.03020.15
5.4.450.0070.03719.43
5.4.440.0300.04019.43
5.4.430.0170.04019.44
5.4.420.0070.04019.38
5.4.410.0400.04019.13
5.4.400.0270.03719.25
5.4.390.0070.04018.91
5.4.380.0130.07718.60
5.4.370.0830.05718.62
5.4.360.0870.05018.53
5.4.350.0170.04718.52
5.4.340.0000.06318.61
5.4.320.0030.03912.46
5.4.310.0040.03912.45
5.4.300.0040.03712.46
5.4.290.0070.03712.45
5.4.280.0040.03712.35
5.4.270.0060.03612.35
5.4.260.0020.04212.34
5.4.250.0070.03712.35
5.4.240.0060.03612.34
5.4.230.0080.03512.34
5.4.220.0060.03512.34
5.4.210.0050.03612.34
5.4.200.0090.03512.34
5.4.190.0050.03712.33
5.4.180.0040.03712.34
5.4.170.0080.03412.34
5.4.160.0060.03512.34
5.4.150.0070.03612.34
5.4.140.0080.03612.02
5.4.130.0040.03612.01
5.4.120.0030.03811.96
5.4.110.0050.03711.96
5.4.100.0080.03311.96
5.4.90.0050.03811.96
5.4.80.0040.03811.96
5.4.70.0040.03811.96
5.4.60.0030.03811.96
5.4.50.0090.03211.96
5.4.40.0060.03511.95
5.4.30.0080.03311.95
5.4.20.0050.03511.95
5.4.10.0040.03611.95
5.4.00.0100.03211.44
5.3.290.0080.03712.80
5.3.280.0080.03612.71
5.3.270.0100.03512.72
5.3.260.0080.03712.72
5.3.250.0060.03612.72
5.3.240.0070.03612.72
5.3.230.0070.03712.71
5.3.220.0060.03812.68
5.3.210.0070.03812.68
5.3.200.0060.03612.68
5.3.190.0060.03812.68
5.3.180.0070.03612.68
5.3.170.0050.03812.67
5.3.160.0080.03512.67
5.3.150.0050.03812.68
5.3.140.0040.03812.66
5.3.130.0070.03712.66
5.3.120.0090.04212.66
5.3.110.0060.03912.66
5.3.100.0060.03712.12
5.3.90.0080.03512.08
5.3.80.0060.03712.07
5.3.70.0040.03912.07
5.3.60.0080.03412.07
5.3.50.0060.03712.00
5.3.40.0060.03612.00
5.3.30.0050.03611.94
5.3.20.0040.03611.72
5.3.10.0020.03811.69
5.3.00.0070.03911.68
5.2.170.0110.0309.18
5.2.160.0070.0279.18
5.2.150.0080.0269.18
5.2.140.0050.0309.18
5.2.130.0040.0299.14
5.2.120.0020.0309.13
5.2.110.0060.0289.14
5.2.100.0030.0299.14
5.2.90.0060.0289.14
5.2.80.0050.0309.13
5.2.70.0070.0369.13
5.2.60.0030.0339.09
5.2.50.0020.0409.06
5.2.40.0040.0319.04
5.2.30.0080.0389.01
5.2.20.0080.0268.99
5.2.10.0050.0278.93
5.2.00.0030.0308.77
5.1.60.0050.0238.06
5.1.50.0030.0268.06
5.1.40.0020.0278.04
5.1.30.0050.0268.39
5.1.20.0110.0258.41
5.1.10.0050.0288.14
5.1.00.0050.0278.13
5.0.50.0050.0236.61
5.0.40.0030.0206.47
5.0.30.0030.0326.29
5.0.20.0040.0186.26
5.0.10.0010.0226.23
5.0.00.0030.0316.23
4.4.90.0010.0174.78
4.4.80.0030.0144.75
4.4.70.0030.0154.75
4.4.60.0020.0164.75
4.4.50.0030.0154.77
4.4.40.0020.0264.71
4.4.30.0010.0184.76
4.4.20.0030.0154.84
4.4.10.0040.0154.85
4.4.00.0040.0244.76
4.3.110.0010.0174.67
4.3.100.0020.0154.67
4.3.90.0000.0184.64
4.3.80.0020.0264.58
4.3.70.0010.0174.63
4.3.60.0030.0154.63
4.3.50.0030.0174.63
4.3.40.0070.0224.54
4.3.30.0020.0163.28
4.3.20.0030.0153.25
4.3.10.0020.0163.22
4.3.00.0070.02015.89

preferences:
42.59 ms | 400 KiB | 5 Q