3v4l.org

run code in 300+ PHP versions simultaneously
<?php function ax (string $a) { var_dump($a); } ax(array()); ax('array');

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)
8.3.40.0200.00018.97
8.3.30.0100.00318.96
8.3.20.0000.00820.04
8.3.10.0000.00823.39
8.3.00.0000.00819.25
8.2.170.0180.00022.96
8.2.160.0070.00720.40
8.2.150.0070.00024.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0040.00422.25
8.2.110.0050.00522.11
8.2.100.0040.01117.91
8.2.90.0110.00019.08
8.2.80.0040.00417.97
8.2.70.0030.00617.50
8.2.60.0040.00417.80
8.2.50.0050.00318.07
8.2.40.0120.00017.71
8.2.30.0030.00619.85
8.2.20.0030.00517.54
8.2.10.0000.00819.78
8.2.00.0040.00417.70
8.1.270.0080.00023.92
8.1.260.0080.00026.35
8.1.250.0050.00328.09
8.1.240.0060.00324.05
8.1.230.0000.01119.02
8.1.220.0050.00317.74
8.1.210.0080.00018.77
8.1.200.0000.00817.22
8.1.190.0050.00317.35
8.1.180.0030.00718.89
8.1.170.0040.00418.60
8.1.160.0040.00421.97
8.1.150.0040.00418.45
8.1.140.0070.00017.31
8.1.130.0000.00717.74
8.1.120.0040.00417.25
8.1.110.0000.00717.34
8.1.100.0040.00417.30
8.1.90.0040.00417.35
8.1.80.0000.00817.22
8.1.70.0000.00717.30
8.1.60.0060.00317.39
8.1.50.0070.00017.33
8.1.40.0060.00317.37
8.1.30.0000.00817.59
8.1.20.0040.00417.52
8.1.10.0060.00317.48
8.1.00.0040.00417.32
8.0.300.0000.00719.28
8.0.290.0030.00617.05
8.0.280.0030.00318.31
8.0.270.0030.00317.04
8.0.260.0070.00017.05
8.0.250.0000.00716.86
8.0.240.0000.00716.84
8.0.230.0040.00416.84
8.0.220.0030.00316.75
8.0.210.0030.00316.85
8.0.200.0030.00316.89
8.0.190.0070.00316.93
8.0.180.0040.00416.80
8.0.170.0050.00316.89
8.0.160.0070.00016.81
8.0.150.0070.00416.87
8.0.140.0040.00416.86
8.0.130.0030.00313.30
8.0.120.0040.00416.87
8.0.110.0070.00016.75
8.0.100.0000.00716.76
8.0.90.0000.00716.84
8.0.80.0090.00616.88
8.0.70.0040.00416.75
8.0.60.0030.00516.77
8.0.50.0070.00016.76
8.0.30.0150.00716.97
8.0.20.0080.01117.40
8.0.10.0000.00716.82
8.0.00.0040.01416.62
7.4.330.0050.00015.00
7.4.320.0030.00316.41
7.4.300.0000.00716.34
7.4.290.0080.00016.52
7.4.280.0090.00016.43
7.4.270.0000.00716.58
7.4.260.0000.00716.40
7.4.250.0000.00816.43
7.4.240.0020.00516.52
7.4.230.0040.00416.27
7.4.220.0090.00916.39
7.4.210.0070.00816.52
7.4.200.0040.00416.55
7.4.190.0000.00716.33
7.4.160.0060.01616.24
7.4.150.0140.00717.40
7.4.140.0110.01117.86
7.4.130.0090.00816.53
7.4.120.0080.01016.43
7.4.110.0170.00016.64
7.4.100.0070.01116.55
7.4.90.0100.00716.47
7.4.80.0090.01219.39
7.4.70.0130.00316.64
7.4.60.0080.00816.44
7.4.50.0040.00416.07
7.4.40.0140.00416.52
7.4.30.0040.01116.61
7.4.00.0070.00715.09
7.3.330.0000.00613.17
7.3.320.0000.00513.38
7.3.310.0000.00816.36
7.3.300.0000.00716.27
7.3.290.0000.01416.30
7.3.280.0120.00816.25
7.3.270.0110.00517.40
7.3.260.0080.00816.32
7.3.250.0190.00316.40
7.3.240.0100.00716.36
7.3.230.0140.00316.39
7.3.210.0060.01116.72
7.3.200.0060.01219.39
7.3.190.0100.01016.56
7.3.180.0060.00916.57
7.3.170.0120.00316.34
7.3.160.0090.00616.46
7.3.120.0100.00714.85
7.2.330.0060.01216.22
7.2.320.0050.01116.54
7.2.310.0140.00716.61
7.2.300.0060.01016.29
7.2.290.0000.01816.66
7.2.60.0070.00716.61
7.2.00.0090.00619.29
7.1.200.0070.00715.68
7.1.100.0030.01018.18
7.1.70.0050.00216.96
7.1.60.0100.01319.46
7.1.50.0030.01316.88
7.1.00.0070.07022.36
7.0.200.0060.00916.66
7.0.140.0030.07321.98
7.0.60.0130.07719.96
7.0.50.0000.06317.88
7.0.40.0100.08720.10
7.0.30.0270.07720.18
7.0.20.0300.04320.13
7.0.10.0030.06020.30
7.0.00.0130.06320.25
5.6.280.0100.06721.07
5.6.210.0130.07320.50
5.6.200.0030.09018.13
5.6.190.0070.04320.47
5.6.180.0100.06020.51
5.6.170.0230.07020.56
5.6.160.0070.03720.45
5.6.150.0130.07718.23
5.6.140.0070.08018.15
5.6.130.0130.06318.27
5.6.120.0130.08021.05
5.6.110.0070.06720.96
5.6.100.0100.07721.12
5.6.90.0100.07320.98
5.6.80.0070.06320.44
5.5.350.0270.04720.35
5.5.340.0100.05017.95
5.5.330.0130.04320.42
5.5.320.0130.08020.34
5.5.310.0130.05020.41
5.5.300.0070.08017.96
5.5.290.0000.04318.09
5.5.280.0100.08020.77
5.5.270.0000.08020.88
5.5.260.0130.08020.76
5.5.250.0030.04320.59
5.5.240.0000.03720.28
5.4.450.0170.05319.47
5.4.440.0070.08319.47
5.4.430.0170.07319.38
5.4.420.0100.07019.47
5.4.410.0100.05719.36
5.4.400.0170.05019.27
5.4.390.0170.05718.98
5.4.380.0200.05018.76
5.4.370.0100.06018.64
5.4.360.0200.04718.72
5.4.350.0130.05318.76
5.4.340.0230.04718.74
5.4.320.0050.03712.50
5.4.310.0060.04112.50
5.4.300.0070.03812.51
5.4.290.0130.04312.48
5.4.280.0080.03312.38
5.4.270.0110.03112.38
5.4.260.0090.03712.38
5.4.250.0070.05212.38
5.4.240.0080.03812.39
5.4.230.0040.04812.38
5.4.220.0110.04112.38
5.4.210.0080.04912.38
5.4.200.0050.04212.38
5.4.190.0080.04112.38
5.4.180.0060.03812.37
5.4.170.0060.03912.38
5.4.160.0110.03212.38
5.4.150.0060.03812.37
5.4.140.0070.03912.06
5.4.130.0100.03612.04
5.4.120.0100.05112.00
5.4.110.0070.04212.00
5.4.100.0090.03612.00
5.4.90.0090.05012.00
5.4.80.0050.03812.00
5.4.70.0070.03411.99
5.4.60.0080.03611.99
5.4.50.0080.03511.99
5.4.40.0120.03711.98
5.4.30.0080.04211.98
5.4.20.0070.05211.98
5.4.10.0070.05211.98
5.4.00.0080.06011.47
5.3.290.0070.03912.80
5.3.280.0160.06612.71
5.3.270.0070.05812.73
5.3.260.0080.05712.72
5.3.250.0130.06012.72
5.3.240.0090.06112.72
5.3.230.0090.05812.71
5.3.220.0200.06712.68
5.3.210.0090.05912.68
5.3.200.0070.05912.68
5.3.190.0080.04412.68
5.3.180.0050.05212.67
5.3.170.0080.03712.67
5.3.160.0050.05512.67
5.3.150.0090.05612.67
5.3.140.0070.03912.66
5.3.130.0130.03512.66
5.3.120.0090.04012.66
5.3.110.0110.04112.66
5.3.100.0060.04812.13
5.3.90.0110.03912.11
5.3.80.0130.04412.09
5.3.70.0100.05312.09
5.3.60.0110.05012.08
5.3.50.0100.04812.02
5.3.40.0110.04012.02
5.3.30.0060.04011.98
5.3.20.0030.04111.76
5.3.10.0070.03611.73
5.3.00.0040.04011.71
5.2.170.0080.0299.22
5.2.160.0050.0429.22
5.2.150.0050.0449.22
5.2.140.0070.0409.21
5.2.130.0090.0449.18
5.2.120.0050.0429.17
5.2.110.0110.0369.18
5.2.100.0060.0399.17
5.2.90.0070.0419.17
5.2.80.0130.0549.17
5.2.70.0090.0369.17
5.2.60.0060.0459.13
5.2.50.0080.0399.09
5.2.40.0090.0389.07
5.2.30.0100.0369.04
5.2.20.0090.0339.04
5.2.10.0060.0308.94
5.2.00.0050.0408.80
5.1.60.0080.0278.09
5.1.50.0100.0328.08
5.1.40.0060.0328.06
5.1.30.0050.0568.42
5.1.20.0090.0328.43
5.1.10.0080.0338.16
5.1.00.0080.0308.16
5.0.50.0060.0216.63
5.0.40.0060.0286.50
5.0.30.0040.0426.31
5.0.20.0080.0236.28
5.0.10.0040.0246.26
5.0.00.0060.0316.26
4.4.90.0070.0174.78
4.4.80.0030.0174.76
4.4.70.0040.0194.76
4.4.60.0060.0184.75
4.4.50.0050.0214.77
4.4.40.0040.0274.71
4.4.30.0020.0184.76
4.4.20.0050.0214.84
4.4.10.0030.0204.85
4.4.00.0050.0264.76
4.3.110.0040.0174.67
4.3.100.0050.0184.66
4.3.90.0020.0224.63
4.3.80.0030.0324.59
4.3.70.0040.0154.63
4.3.60.0040.0144.63
4.3.50.0020.0164.63
4.3.40.0040.0234.54
4.3.30.0030.0173.30
4.3.20.0020.0193.28
4.3.10.0020.0173.23
4.3.00.0000.0277.11

preferences:
39.38 ms | 400 KiB | 5 Q