3v4l.org

run code in 300+ PHP versions simultaneously
<?php $x = 2; var_dump(array(($x) => $x));

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)
8.3.60.0070.01418.43
8.3.50.0150.00422.11
8.3.40.0040.01018.72
8.3.30.0120.00318.58
8.3.20.0000.00818.61
8.3.10.0060.00321.09
8.3.00.0000.00823.53
8.2.180.0110.00716.35
8.2.170.0040.01122.96
8.2.160.0140.00322.30
8.2.150.0050.00324.18
8.2.140.0040.00424.66
8.2.130.0070.00026.16
8.2.120.0040.00420.71
8.2.110.0030.00620.94
8.2.100.0090.00317.72
8.2.90.0000.00819.29
8.2.80.0040.00417.97
8.2.70.0060.00317.38
8.2.60.0000.00817.93
8.2.50.0050.00318.07
8.2.40.0000.00818.09
8.2.30.0070.00319.43
8.2.20.0040.00417.69
8.2.10.0000.00717.52
8.2.00.0020.00517.59
8.1.280.0040.01125.92
8.1.270.0040.00423.99
8.1.260.0040.00426.35
8.1.250.0030.00528.09
8.1.240.0060.00321.32
8.1.230.0000.01117.45
8.1.220.0040.00417.74
8.1.210.0050.00318.77
8.1.200.0080.00017.23
8.1.190.0060.00317.23
8.1.180.0040.00418.10
8.1.170.0030.00618.46
8.1.160.0070.00018.80
8.1.150.0060.00318.59
8.1.140.0070.00017.44
8.1.130.0040.00417.68
8.1.120.0040.00417.29
8.1.110.0040.00417.33
8.1.100.0000.00817.30
8.1.90.0040.00417.29
8.1.80.0000.00717.27
8.1.70.0000.00717.27
8.1.60.0080.00017.38
8.1.50.0000.00717.43
8.1.40.0050.00217.47
8.1.30.0000.00717.41
8.1.20.0000.00817.54
8.1.10.0030.00417.47
8.1.00.0040.00417.26
8.0.300.0000.00918.77
8.0.290.0000.00716.58
8.0.280.0030.00518.38
8.0.270.0030.00316.74
8.0.260.0060.00018.43
8.0.250.0040.00416.91
8.0.240.0070.00016.88
8.0.230.0030.00316.83
8.0.220.0050.00216.79
8.0.210.0030.00316.72
8.0.200.0000.00716.83
8.0.190.0030.00316.74
8.0.180.0070.00016.76
8.0.170.0070.00016.82
8.0.160.0030.00516.92
8.0.150.0000.00716.71
8.0.140.0030.00316.66
8.0.130.0030.00313.28
8.0.120.0030.00316.80
8.0.110.0040.00416.64
8.0.100.0040.00416.81
8.0.90.0020.00516.66
8.0.80.0130.00316.77
8.0.70.0000.00716.86
8.0.60.0000.00716.88
8.0.50.0030.00316.69
8.0.30.0070.01016.94
8.0.20.0140.00717.40
8.0.10.0070.00016.81
8.0.00.0110.00716.62
7.4.330.0000.00514.76
7.4.320.0030.00316.35
7.4.300.0060.00016.50
7.4.290.0030.00316.42
7.4.280.0020.00516.45
7.4.270.0000.00716.34
7.4.260.0000.00613.18
7.4.250.0050.00316.36
7.4.240.0020.00516.48
7.4.230.0030.00316.54
7.4.220.0080.00816.46
7.4.210.0070.01016.48
7.4.200.0070.00016.46
7.4.190.0000.00816.60
7.4.160.0100.00716.28
7.4.150.0070.01817.40
7.4.140.0100.01017.86
7.4.130.0050.01216.44
7.4.120.0070.00916.33
7.4.110.0150.00316.48
7.4.100.0130.01016.22
7.4.90.0130.01016.35
7.4.80.0080.01219.39
7.4.70.0030.01316.32
7.4.60.0060.01216.36
7.4.50.0000.00616.28
7.4.40.0090.00622.77
7.4.30.0060.00916.40
7.4.00.0120.00015.06
7.3.330.0030.00313.11
7.3.320.0000.00513.17
7.3.310.0000.00716.15
7.3.300.0060.00016.07
7.3.290.0110.00416.19
7.3.280.0040.01116.23
7.3.270.0030.01917.40
7.3.260.0130.00718.24
7.3.250.0110.00716.19
7.3.240.0060.01216.15
7.3.230.0030.01216.39
7.3.210.0090.01216.35
7.3.200.0080.00819.39
7.3.190.0130.00916.13
7.3.180.0070.01116.21
7.3.170.0060.01016.30
7.3.160.0040.01116.51
7.3.120.0060.01214.72
7.2.330.0060.01216.45
7.2.320.0130.01016.44
7.2.310.0070.01116.36
7.2.300.0100.00716.52
7.2.290.0100.00716.48
7.2.00.0190.01118.96
7.1.100.0070.00417.93
7.1.70.0000.00717.25
7.1.60.0070.01019.40
7.1.50.0070.01716.98
7.1.00.0030.03322.51
7.0.200.0000.00716.57
7.0.140.0070.07022.08
7.0.70.0030.09021.78
7.0.60.0030.06021.75
7.0.50.0070.06322.11
7.0.40.0030.04320.18
7.0.30.0070.08320.13
7.0.20.0070.05720.09
7.0.10.0030.04020.10
7.0.00.0070.07320.14
5.6.280.0000.07720.80
5.6.220.0100.07020.66
5.6.210.0030.08320.62
5.6.200.0100.07721.13
5.6.190.0070.07320.93
5.6.180.0000.05720.93
5.6.170.0000.05320.98
5.6.160.0100.07721.10
5.6.150.0070.06720.97
5.6.140.0030.08721.07
5.6.130.0200.07021.04
5.6.120.0030.06721.02
5.6.110.0070.07721.00
5.6.100.0100.07320.93
5.6.90.0070.04721.14
5.6.80.0130.06320.39
5.6.70.0100.07320.45
5.6.60.0100.08020.32
5.6.50.0100.07020.55
5.6.40.0070.07720.38
5.6.30.0070.07720.49
5.6.20.0100.07720.41
5.6.10.0070.06320.35
5.6.00.0070.07020.41
5.5.360.0100.08020.37
5.5.350.0070.08320.32
5.5.340.0100.08020.89
5.5.330.0170.07720.64
5.5.320.0030.08020.90
5.5.310.0100.06320.92
5.5.300.0030.08320.78
5.5.290.0170.08020.82
5.5.280.0030.09020.72
5.5.270.0070.08720.83
5.5.260.0070.06720.84
5.5.250.0170.05020.69
5.5.240.0030.06020.29
5.5.230.0070.08020.27
5.5.220.0030.08020.17
5.5.210.0000.08720.22
5.5.200.0070.05320.21
5.5.190.0100.07320.22
5.5.180.0030.07020.21
5.5.160.0000.06320.13
5.5.150.0070.07020.26
5.5.140.0170.06020.16
5.5.130.0100.06720.22
5.5.120.0070.07720.18
5.5.110.0100.06720.26
5.5.100.0030.08320.09
5.5.90.0000.08720.10
5.5.80.0030.07020.00
5.5.70.0100.06020.15
5.5.60.0030.05719.95
5.5.50.0030.05020.15
5.5.40.0070.03720.04
5.5.30.0070.04720.13
5.5.20.0070.05720.04
5.5.10.0000.04320.05
5.5.00.0030.04020.04
5.4.450.0100.08019.42
5.4.440.0070.08019.45
5.4.430.0070.06319.55
5.4.420.0070.05019.32
5.4.410.0100.05719.16
5.4.400.0000.08019.23
5.4.390.0130.07719.09
5.4.380.0100.06718.98
5.4.370.0130.07319.06
5.4.360.0100.07719.09
5.4.350.0030.05319.05
5.4.340.0000.05319.11
5.4.320.0000.05318.98
5.4.310.0100.05018.90
5.4.300.0030.05318.96
5.4.290.0070.04719.07
5.4.280.0170.05018.84
5.4.270.0100.06018.94
5.4.260.0030.08019.03
5.4.250.0170.06718.97
5.4.240.0100.04319.09
5.4.230.0070.06719.04
5.4.220.0000.04319.11
5.4.210.0070.04019.04
5.4.200.0030.04019.02
5.4.190.0070.07719.08
5.4.180.0030.04018.94
5.4.170.0030.05319.13
5.4.160.0070.03319.18
5.4.150.0000.04019.09
5.4.140.0030.03716.40
5.4.130.0070.05016.27
5.4.120.0100.04316.35
5.4.110.0000.06016.26
5.4.100.0030.04016.21
5.4.90.0030.04016.21
5.4.80.0000.04016.41
5.4.70.0000.04016.22
5.4.60.0030.03316.29
5.4.50.0030.03716.23
5.4.40.0170.02316.29
5.4.30.0000.04016.33
5.4.20.0070.03016.31
5.4.10.0000.03716.22
5.4.00.0000.03715.73
5.3.290.0070.05314.52
5.3.280.0100.03314.58
5.3.270.0000.04014.44
5.3.260.0000.04314.59
5.3.250.0070.03314.58
5.3.240.0070.03714.41
5.3.230.0000.04314.58
5.3.220.0000.04014.52
5.3.210.0030.05314.51
5.3.200.0070.03314.53
5.3.190.0030.03714.47
5.3.180.0030.03714.52
5.3.170.0000.04014.56
5.3.160.0000.04014.49
5.3.150.0100.05314.55
5.3.140.0000.04014.37
5.3.130.0100.06014.51
5.3.120.0000.04014.55
5.3.110.0000.04014.53
5.3.100.0030.03714.02
5.3.90.0000.04013.99
5.3.80.0000.03713.95
5.3.70.0070.04313.96
5.3.60.0070.03013.99
5.3.50.0000.04013.71
5.3.40.0070.03013.86
5.3.30.0030.03313.67
5.3.20.0070.03313.67
5.3.10.0030.07013.61
5.3.00.0000.06313.64
5.2.170.0030.03012.27
5.2.160.0070.02312.27
5.2.150.0000.03012.27
5.2.140.0030.06012.27
5.2.130.0000.03012.27
5.2.120.0000.02712.27
5.2.110.0030.03712.27
5.2.100.0070.02012.27
5.2.90.0000.02712.27
5.2.80.0070.02312.27
5.2.70.0030.02712.27
5.2.60.0000.02712.27
5.2.50.0030.02712.27
5.2.40.0070.01712.27
5.2.30.0000.03012.27
5.2.20.0030.02712.27
5.2.10.0000.02712.27
5.2.00.0000.02712.27
5.1.60.0000.02712.27
5.1.50.0000.03012.27
5.1.40.0030.01712.27
5.1.30.0000.02712.27
5.1.20.0000.02712.27
5.1.10.0030.04712.27
5.1.00.0070.04712.27
5.0.50.0070.04312.27
5.0.40.0000.04312.27
5.0.30.0000.06312.27
5.0.20.0000.04712.27
5.0.10.0030.04312.27
5.0.00.0000.06312.27
4.4.90.0000.01312.27
4.4.80.0000.01312.27
4.4.70.0000.01712.27
4.4.60.0000.01312.27
4.4.50.0000.01312.27
4.4.40.0000.02312.27
4.4.30.0000.01712.27
4.4.20.0000.01312.27
4.4.10.0000.03012.27
4.4.00.0000.05712.27
4.3.110.0030.03312.27
4.3.100.0100.02012.27
4.3.90.0070.03012.27
4.3.80.0000.05712.27
4.3.70.0070.03012.27
4.3.60.0000.03312.27
4.3.50.0000.03312.27
4.3.40.0000.05012.27
4.3.30.0000.02312.27
4.3.20.0000.02712.27
4.3.10.0000.02712.27
4.3.00.0030.03312.27

preferences:
43.01 ms | 400 KiB | 5 Q