3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = $b = 'Heyo!'; var_dump($a); var_dump($b);

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)
8.3.40.0150.00018.43
8.3.30.0040.01119.09
8.3.20.0070.00020.16
8.3.10.0050.00323.61
8.3.00.0120.00319.12
8.2.170.0040.01122.96
8.2.160.0080.00620.33
8.2.150.0000.00724.18
8.2.140.0050.00324.66
8.2.130.0000.00826.16
8.2.120.0040.00422.18
8.2.110.0090.00022.31
8.2.100.0040.00817.75
8.2.90.0000.00719.17
8.2.80.0040.00417.97
8.2.70.0120.00017.38
8.2.60.0100.00017.92
8.2.50.0060.00318.07
8.2.40.0040.00419.95
8.2.30.0040.00418.00
8.2.20.0000.00817.63
8.2.10.0040.00417.96
8.2.00.0030.00617.68
8.1.270.0060.00323.79
8.1.260.0070.00026.35
8.1.250.0070.00028.09
8.1.240.0000.00923.92
8.1.230.0110.00019.21
8.1.220.0050.00317.74
8.1.210.0030.00618.77
8.1.200.0030.00717.23
8.1.190.0000.00817.23
8.1.180.0000.00818.10
8.1.170.0100.00018.35
8.1.160.0000.00821.88
8.1.150.0000.00718.82
8.1.140.0040.00417.23
8.1.130.0030.00317.83
8.1.120.0070.00017.36
8.1.110.0000.00817.40
8.1.100.0030.00517.32
8.1.90.0000.00817.38
8.1.80.0020.00517.42
8.1.70.0040.00417.25
8.1.60.0060.00317.55
8.1.50.0050.00317.38
8.1.40.0040.00417.39
8.1.30.0000.00817.44
8.1.20.0030.00617.50
8.1.10.0040.00417.41
8.1.00.0000.00817.29
8.0.300.0000.00818.77
8.0.290.0070.00016.63
8.0.280.0000.00718.42
8.0.270.0000.00717.11
8.0.260.0030.00317.20
8.0.250.0030.00316.94
8.0.240.0000.00616.87
8.0.230.0070.00016.86
8.0.220.0000.00816.87
8.0.210.0070.00016.81
8.0.200.0030.00316.89
8.0.190.0080.00316.91
8.0.180.0000.00716.88
8.0.170.0080.00016.75
8.0.160.0000.00716.83
8.0.150.0000.00816.78
8.0.140.0000.00816.80
8.0.130.0000.00613.29
8.0.120.0040.00416.75
8.0.110.0000.00716.79
8.0.100.0000.00716.89
8.0.90.0050.00316.70
8.0.80.0070.01016.80
8.0.70.0040.00416.89
8.0.60.0000.00816.71
8.0.50.0000.00716.87
8.0.30.0120.00916.94
8.0.20.0140.00617.40
8.0.10.0050.00316.93
8.0.00.0110.01016.79
7.4.330.0070.00015.02
7.4.320.0000.00616.44
7.4.300.0000.00716.56
7.4.290.0000.01116.52
7.4.280.0040.00416.45
7.4.270.0040.00416.57
7.4.260.0080.00016.41
7.4.250.0070.00016.51
7.4.240.0050.00216.47
7.4.230.0050.00216.55
7.4.220.0070.01116.31
7.4.210.0120.00316.48
7.4.200.0040.00416.55
7.4.160.0090.00916.52
7.4.150.0130.01017.40
7.4.140.0100.00617.86
7.4.130.0030.01416.43
7.4.120.0100.00816.46
7.4.110.0060.01216.46
7.4.100.0110.00616.34
7.4.90.0130.00316.21
7.4.80.0080.00919.39
7.4.70.0140.00316.58
7.4.60.0060.01316.40
7.4.50.0000.00416.29
7.4.40.0030.01316.46
7.4.30.0120.00916.54
7.4.00.0000.01114.73
7.3.330.0060.00013.10
7.3.320.0000.00613.05
7.3.310.0040.00416.20
7.3.300.0030.00316.09
7.3.290.0080.00616.22
7.3.280.0040.01116.21
7.3.270.0090.00917.40
7.3.260.0070.01016.27
7.3.250.0100.00716.34
7.3.240.0120.00916.16
7.3.230.0070.01216.40
7.3.210.0100.00716.47
7.3.200.0120.00619.39
7.3.190.0130.00316.44
7.3.180.0030.01216.08
7.3.170.0040.01216.27
7.3.160.0140.00716.00
7.3.10.0100.00516.27
7.3.00.0060.00716.30
7.2.330.0150.00316.49
7.2.320.0080.01516.52
7.2.310.0110.00716.48
7.2.300.0120.00416.17
7.2.290.0120.00616.35
7.2.130.0080.00616.65
7.2.120.0090.00816.47
7.2.110.0080.00816.49
7.2.100.0090.00716.41
7.2.90.0060.01316.56
7.2.80.0040.01016.65
7.2.70.0140.01116.61
7.2.60.0150.00616.68
7.2.50.0110.00016.71
7.2.40.0080.00916.72
7.2.30.0230.00716.57
7.2.20.0100.00816.42
7.2.10.0090.00716.46
7.2.00.0110.01017.40
7.1.250.0060.00815.48
7.1.100.0090.00617.80
7.1.70.0000.01016.84
7.1.60.0140.01119.32
7.1.50.0130.01016.86
7.1.00.0070.07322.35
7.0.200.0000.00716.85
7.0.140.0000.07721.99
7.0.60.0100.08019.77
7.0.50.0070.08317.88
7.0.40.0070.04320.04
7.0.30.0330.04320.04
7.0.20.0270.04720.02
7.0.10.0370.07320.13
7.0.00.0070.07320.01
5.6.280.0070.07020.91
5.6.210.0100.08320.61
5.6.200.0030.05018.13
5.6.190.0000.06720.27
5.6.180.0330.07320.27
5.6.170.0270.05720.46
5.6.160.0070.08320.42
5.6.150.0030.07718.15
5.6.140.0130.06718.07
5.6.130.0070.08718.18
5.6.120.0070.08320.89
5.6.110.0070.06720.98
5.6.100.0070.07721.05
5.6.90.0030.05320.97
5.6.80.0000.05320.36
5.6.70.3930.03720.51
5.5.350.0100.07720.39
5.5.340.0000.08017.89
5.5.330.0070.06720.07
5.5.320.0270.07020.24
5.5.310.0200.05320.31
5.5.300.0100.08317.88
5.5.290.0100.06318.02
5.5.280.0070.08020.76
5.5.270.0070.05720.79
5.5.260.0000.09720.78
5.5.250.0130.06020.68
5.5.240.0370.06720.03
5.4.450.0700.06319.63
5.4.440.0900.06719.48
5.4.430.1000.05319.31
5.4.420.0830.07019.54
5.4.410.1030.05319.34
5.4.400.0800.05719.20
5.4.390.0800.06018.99
5.4.380.0830.05019.34
5.4.370.0930.08019.22
5.4.360.0700.04719.00
5.4.350.0130.05019.29
5.4.340.0080.03111.96
5.4.320.0070.03412.45
5.4.310.0090.03712.45
5.4.300.0060.04112.45
5.4.290.0040.03912.45
5.4.280.0040.03812.34
5.4.270.0100.03212.34
5.4.260.0070.03512.34
5.4.250.0050.03712.35
5.4.240.0090.03212.35
5.4.230.0090.03712.34
5.4.220.0060.03912.34
5.4.210.0050.03712.34
5.4.200.0070.03612.34
5.4.190.0060.03612.34
5.4.180.0050.03612.34
5.4.170.0050.03612.35
5.4.160.0050.03512.34
5.4.150.0080.03412.34
5.4.140.0010.04312.02
5.4.130.0060.03612.01
5.4.120.0080.03311.96
5.4.110.0060.03511.96
5.4.100.0050.03511.96
5.4.90.0080.03411.96
5.4.80.0070.03411.96
5.4.70.0050.03411.96
5.4.60.0050.03511.96
5.4.50.0090.04211.96
5.4.40.0020.03911.95
5.4.30.0060.03711.95
5.4.20.0050.04211.95
5.4.10.0060.03411.95
5.4.00.0040.03711.43
5.3.290.0020.04212.80
5.3.280.0040.03812.71
5.3.270.0080.04312.72
5.3.260.0070.03712.72
5.3.250.0030.04012.72
5.3.240.0090.03412.72
5.3.230.0050.03812.71
5.3.220.0060.04012.68
5.3.210.0030.04212.68
5.3.200.0060.03612.68
5.3.190.0080.04012.68
5.3.180.0020.04312.67
5.3.170.0050.03712.67
5.3.160.0110.03112.68
5.3.150.0120.03112.67
5.3.140.0060.03612.66
5.3.130.0080.03612.65
5.3.120.0030.04112.66
5.3.110.0050.03912.65
5.3.100.0060.03812.12
5.3.90.0060.03712.08
5.3.80.0030.03912.08
5.3.70.0040.03712.08
5.3.60.0070.04012.06
5.3.50.0060.03712.00
5.3.40.0060.03912.00
5.3.30.0060.04011.94
5.3.20.0060.03411.72
5.3.10.0050.03511.70
5.3.00.0040.03911.68
5.2.170.0030.0319.18
5.2.160.0030.0329.18
5.2.150.0040.0319.18
5.2.140.0040.0319.18
5.2.130.0060.0279.14
5.2.120.0050.0289.13
5.2.110.0020.0329.14
5.2.100.0050.0329.13
5.2.90.0030.0349.13
5.2.80.0040.0319.13
5.2.70.0060.0329.13
5.2.60.0060.0349.09
5.2.50.0040.0309.05
5.2.40.0020.0319.03
5.2.30.0040.0309.00
5.2.20.0070.0259.00
5.2.10.0070.0268.91
5.2.00.0050.0298.77
5.1.60.0050.0268.06
5.1.50.0060.0248.05
5.1.40.0020.0278.04
5.1.30.0050.0258.39
5.1.20.0030.0278.41
5.1.10.0050.0248.14
5.1.00.0040.0268.13
5.0.50.0070.0176.61
5.0.40.0030.0216.47
5.0.30.0060.0306.29
5.0.20.0030.0216.26
5.0.10.0050.0226.23
5.0.00.0060.0366.22
4.4.90.0040.0174.78
4.4.80.0040.0204.76
4.4.70.0030.0194.75
4.4.60.0030.0154.75
4.4.50.0010.0174.77
4.4.40.0020.0264.71
4.4.30.0010.0184.76
4.4.20.0010.0174.84
4.4.10.0040.0154.85
4.4.00.0030.0254.76
4.3.110.0030.0154.67
4.3.100.0040.0184.66
4.3.90.0020.0184.64
4.3.80.0030.0244.58
4.3.70.0040.0134.63
4.3.60.0020.0154.63
4.3.50.0040.0144.63
4.3.40.0040.0234.54
4.3.30.0020.0163.28
4.3.20.0050.0153.25
4.3.10.0000.0183.22
4.3.00.0000.0238.12

preferences:
47.97 ms | 400 KiB | 5 Q