3v4l.org

run code in 300+ PHP versions simultaneously
<?php ${"rose"} = "white"; $rose = "red"; print_r(${"rose"}); $arr{" "} = 99; var_dump($arr);

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)
8.3.60.0100.00718.43
8.3.50.0080.01321.06
8.3.40.0070.00718.37
8.3.30.0070.01018.87
8.3.20.0040.00420.04
8.3.10.0080.00023.46
8.3.00.0000.00819.25
8.2.180.0110.01118.54
8.2.170.0070.00722.96
8.2.160.0100.00720.52
8.2.150.0090.00024.18
8.2.140.0020.00524.66
8.2.130.0000.00726.16
8.2.120.0000.00722.18
8.2.110.0080.00022.24
8.2.100.0090.00317.78
8.2.90.0000.00719.10
8.2.80.0040.00417.97
8.2.70.0040.00417.38
8.2.60.0030.00617.68
8.2.50.0090.00018.07
8.2.40.0040.00419.74
8.2.30.0050.00217.92
8.2.20.0070.00017.52
8.2.10.0070.00017.88
8.2.00.0040.00417.47
8.1.280.0150.00625.92
8.1.270.0120.01223.72
8.1.260.0040.00426.35
8.1.250.0070.00028.09
8.1.240.0050.00523.87
8.1.230.0080.00319.15
8.1.220.0000.00717.74
8.1.210.0000.00818.77
8.1.200.0030.00616.98
8.1.190.0000.00817.00
8.1.180.0000.00718.10
8.1.170.0040.00418.56
8.1.160.0040.00421.89
8.1.150.0040.00418.62
8.1.140.0050.00217.18
8.1.130.0000.00717.82
8.1.120.0070.00017.32
8.1.110.0000.00717.22
8.1.100.0000.00717.21
8.1.90.0030.00517.24
8.1.80.0040.00417.39
8.1.70.0030.00317.30
8.1.60.0090.00017.47
8.1.50.0060.00317.42
8.1.40.0040.00417.34
8.1.30.0000.00817.48
8.1.20.0040.00417.44
8.1.10.0070.00017.37
8.1.00.0000.00717.36
8.0.300.0040.00418.77
8.0.290.0070.00016.75
8.0.280.0020.00518.30
8.0.270.0040.00417.00
8.0.260.0070.00017.04
8.0.250.0070.00016.76
8.0.240.0000.00816.90
8.0.230.0000.00816.89
8.0.220.0060.00316.80
8.0.210.0030.00316.86
8.0.200.0030.00316.70
8.0.190.0000.00716.84
8.0.180.0040.00416.73
8.0.170.0000.00816.80
8.0.160.0050.00216.71
8.0.150.0070.00016.60
8.0.140.0000.00816.77
8.0.130.0060.00013.34
8.0.120.0080.00016.78
8.0.110.0000.00816.77
8.0.100.0000.00716.67
8.0.90.0070.00016.63
8.0.80.0120.00316.81
8.0.70.0050.00216.93
8.0.60.0040.00416.70
8.0.50.0000.00816.71
8.0.30.0080.01116.80
8.0.20.0150.00717.40
8.0.10.0050.00316.95
8.0.00.0080.00916.45
7.4.330.0000.00515.00
7.4.320.0030.00316.39
7.4.300.0030.00316.55
7.4.290.0000.00716.48
7.4.280.0100.00016.54
7.4.270.0040.00416.38
7.4.260.0050.00216.51
7.4.250.0040.00416.49
7.4.240.0020.00516.45
7.4.230.0000.00716.27
7.4.220.0220.00716.48
7.4.210.0100.00416.52
7.4.200.0000.00716.27
7.4.160.0100.01016.34
7.4.150.0150.00617.40
7.4.140.0120.00917.86
7.4.130.0060.01116.45
7.4.120.0060.01016.37
7.4.110.0070.01016.63
7.4.100.0090.00816.29
7.4.90.0090.00916.52
7.4.80.0130.01019.39
7.4.70.0060.00916.53
7.4.60.0140.00316.39
7.4.50.0000.00716.55
7.4.40.0030.01216.17
7.4.30.0100.00716.36
7.4.00.0050.00515.04
7.3.330.0000.00513.00
7.3.320.0030.00312.95
7.3.310.0030.00516.26
7.3.300.0060.00016.09
7.3.290.0100.00316.25
7.3.280.0120.00516.15
7.3.270.0090.01517.40
7.3.260.0100.00716.64
7.3.250.0130.00816.35
7.3.240.0120.00816.20
7.3.230.0070.01016.39
7.3.210.0130.00316.42
7.3.200.0140.00719.39
7.3.190.0180.00316.56
7.3.180.0030.01316.14
7.3.170.0150.00316.27
7.3.160.0000.01616.46
7.3.10.0070.00716.35
7.3.00.0040.01116.61
7.2.330.0080.00816.63
7.2.320.0140.00316.67
7.2.310.0130.00916.62
7.2.300.0040.01216.38
7.2.290.0090.00916.39
7.2.130.0120.00016.78
7.2.120.0040.00416.76
7.2.110.0050.00816.98
7.2.100.0050.00316.82
7.2.90.0070.00716.73
7.2.80.0030.00616.86
7.2.70.0000.01416.81
7.2.60.0000.01216.82
7.2.50.0040.01116.66
7.2.40.0110.00316.70
7.2.30.0110.00416.75
7.2.20.0040.00816.61
7.2.10.0060.00916.84
7.2.00.0050.00717.89
7.1.250.0000.01215.88
7.1.200.0380.00615.55
7.1.100.0060.00618.23
7.1.70.0000.01517.21
7.1.60.0110.01419.11
7.1.50.0100.01416.86
7.1.00.0030.07322.46
7.0.200.0070.00716.74
7.0.140.0130.06022.05
7.0.60.0070.04019.93
7.0.50.0030.08717.92
7.0.40.0070.10020.23
7.0.30.0330.04720.21
7.0.20.0270.07320.13
7.0.10.0030.08020.22
7.0.00.0070.05020.00
5.6.280.0070.07021.09
5.6.210.0170.08020.44
5.6.200.0000.06318.08
5.6.190.0130.05720.27
5.6.180.0300.07720.61
5.6.170.0170.04020.38
5.6.160.0030.04020.71
5.6.150.0100.07318.22
5.6.140.0100.05318.17
5.6.130.0100.06318.18
5.6.120.0070.08720.93
5.6.110.0100.07320.97
5.6.100.0200.07020.95
5.6.90.0130.08021.11
5.6.80.0030.06720.53
5.5.350.0130.08020.42
5.5.340.0100.08017.92
5.5.330.0070.04020.46
5.5.320.0370.04720.28
5.5.310.0200.03720.27
5.5.300.0030.08018.02
5.5.290.0170.05017.92
5.5.280.0000.04320.86
5.5.270.0130.04720.85
5.5.260.0030.06020.72
5.5.250.0070.08720.54
5.5.240.0230.08020.11
5.4.450.0770.05719.46
5.4.440.0870.05719.45
5.4.430.0670.05719.45
5.4.420.0670.00019.45
5.4.410.0770.00019.36
5.4.400.0630.00019.22
5.4.390.0670.00019.18
5.4.380.0670.00019.26
5.4.370.0700.00019.26
5.4.360.0700.00019.05
5.4.350.0700.00019.18
5.4.340.0100.03011.97
5.4.320.0030.04512.46
5.4.310.0100.03512.45
5.4.300.0050.03712.45
5.4.290.0050.04212.45
5.4.280.0070.03412.35
5.4.270.0050.03712.35
5.4.260.0060.03712.35
5.4.250.0060.03612.35
5.4.240.0060.03512.35
5.4.230.0080.03412.34
5.4.220.0100.03212.34
5.4.210.0060.03512.34
5.4.200.0040.03912.34
5.4.190.0030.03912.34
5.4.180.0050.03712.34
5.4.170.0060.03612.35
5.4.160.0060.03512.34
5.4.150.0060.03712.34
5.4.140.0050.03812.03
5.4.130.0050.03512.02
5.4.120.0040.03711.97
5.4.110.0040.03711.96
5.4.100.0050.03611.97
5.4.90.0040.03711.96
5.4.80.0080.03411.96
5.4.70.0060.03311.96
5.4.60.0020.03811.96
5.4.50.0070.03311.96
5.4.40.0040.03611.95
5.4.30.0050.03611.95
5.4.20.0030.03711.95
5.4.10.0060.03411.95
5.4.00.0040.03711.43
5.3.290.0090.03512.80
5.3.280.0070.04012.71
5.3.270.0070.03812.73
5.3.260.0060.03912.72
5.3.250.0090.03412.72
5.3.240.0030.04012.72
5.3.230.0040.03912.71
5.3.220.0060.03712.68
5.3.210.0060.03912.68
5.3.200.0090.03412.68
5.3.190.0090.03312.68
5.3.180.0020.03912.68
5.3.170.0080.03412.66
5.3.160.0070.03512.67
5.3.150.0070.03612.67
5.3.140.0110.03112.66
5.3.130.0060.03912.65
5.3.120.0060.03812.65
5.3.110.0070.03912.66
5.3.100.0080.03612.12
5.3.90.0070.03612.08
5.3.80.0060.03712.07
5.3.70.0070.03612.08
5.3.60.0060.03612.06
5.3.50.0070.03412.00
5.3.40.0050.03612.00
5.3.30.0070.03311.94
5.3.20.0050.03611.72
5.3.10.0040.03611.69
5.3.00.0040.03711.67
5.2.170.0030.0319.18
5.2.160.0070.0279.18
5.2.150.0080.0289.18
5.2.140.0050.0309.17
5.2.130.0040.0299.13
5.2.120.0060.0279.13
5.2.110.0030.0309.14
5.2.100.0050.0279.13
5.2.90.0060.0299.13
5.2.80.0050.0299.13
5.2.70.0050.0309.13
5.2.60.0060.0289.09
5.2.50.0020.0329.06
5.2.40.0070.0269.04
5.2.30.0050.0349.00
5.2.20.0050.0289.00
5.2.10.0030.0298.92
5.2.00.0040.0298.77
5.1.60.0040.0248.06
5.1.50.0030.0268.05
5.1.40.0060.0228.04
5.1.30.0060.0248.38
5.1.20.0030.0268.41
5.1.10.0020.0278.13
5.1.00.0060.0238.14
5.0.50.0020.0226.61
5.0.40.0010.0226.47
5.0.30.0030.0326.29
5.0.20.0010.0216.26
5.0.10.0030.0206.24
5.0.00.0050.0296.23
4.4.90.0020.0164.77
4.4.80.0020.0164.75
4.4.70.0030.0154.75
4.4.60.0040.0144.75
4.4.50.0010.0174.77
4.4.40.0020.0284.71
4.4.30.0020.0164.76
4.4.20.0030.0154.85
4.4.10.0020.0164.85
4.4.00.0010.0264.75
4.3.110.0040.0204.67
4.3.100.0040.0134.66
4.3.90.0020.0154.63
4.3.80.0030.0234.59
4.3.70.0030.0144.63
4.3.60.0040.0134.63
4.3.50.0030.0154.63
4.3.40.0020.0244.54
4.3.30.0010.0173.27
4.3.20.0010.0173.25
4.3.10.0020.0153.21
4.3.00.0170.0237.28

preferences:
53.58 ms | 401 KiB | 5 Q