3v4l.org

run code in 300+ PHP versions simultaneously
<?php $x = implode(', ', array_slice(array(USA), -2)); var_dump($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)
8.3.60.0040.01116.50
8.3.50.0190.00922.91
8.3.40.0140.00018.71
8.3.30.0080.00619.09
8.3.20.0080.00020.25
8.3.10.0050.00321.81
8.3.00.0040.00417.38
8.2.180.0030.01716.50
8.2.170.0070.00722.96
8.2.160.0110.00420.47
8.2.150.0070.00024.18
8.2.140.0040.00424.66
8.2.130.0070.00026.16
8.2.120.0000.00820.89
8.2.110.0070.00322.03
8.2.100.0040.00817.91
8.2.90.0040.00419.13
8.2.80.0060.00317.97
8.2.70.0040.00417.38
8.2.60.0070.00718.03
8.2.50.0060.00318.07
8.2.40.0000.01318.11
8.2.30.0080.00018.00
8.2.20.0060.00317.61
8.2.10.0080.00018.09
8.2.00.0040.00417.60
8.1.280.0070.00725.92
8.1.270.0140.00723.78
8.1.260.0040.00426.35
8.1.250.0070.00028.09
8.1.240.0030.00823.96
8.1.230.0070.00318.99
8.1.220.0000.00917.74
8.1.210.0000.00918.77
8.1.200.0050.00517.36
8.1.190.0040.00417.13
8.1.180.0000.00918.10
8.1.170.0080.00018.66
8.1.160.0040.00421.96
8.1.150.0040.00418.75
8.1.140.0040.00417.40
8.1.130.0030.00317.64
8.1.120.0040.00417.29
8.1.110.0040.00417.41
8.1.100.0000.00717.43
8.1.90.0030.00317.29
8.1.80.0030.00617.38
8.1.70.0070.00017.39
8.1.60.0040.00417.51
8.1.50.0040.00417.43
8.1.40.0070.00017.42
8.1.30.0000.00817.59
8.1.20.0040.00417.64
8.1.10.0000.00717.43
8.1.00.0070.00017.43
8.0.300.0040.00418.77
8.0.290.0040.00416.75
8.0.280.0050.00318.35
8.0.270.0110.00017.30
8.0.260.0060.00018.43
8.0.250.0030.00317.05
8.0.240.0060.00316.96
8.0.230.0070.00016.97
8.0.220.0000.00716.98
8.0.210.0070.00016.85
8.0.200.0070.00016.89
8.0.190.0030.00616.87
8.0.180.0000.00717.02
8.0.170.0000.00816.85
8.0.160.0030.00616.94
8.0.150.0030.00516.88
8.0.140.0030.00616.80
8.0.130.0050.00013.39
8.0.120.0000.00716.87
8.0.110.0040.00416.86
8.0.100.0000.00716.95
8.0.90.0040.00416.98
8.0.80.0030.01316.98
8.0.70.0000.00716.82
8.0.60.0070.00016.93
8.0.50.0040.00416.91
8.0.30.0090.01017.11
8.0.20.0170.00917.40
8.0.10.0050.00217.02
8.0.00.0130.00616.72
7.4.330.0020.00215.08
7.4.320.0030.00316.54
7.4.300.0000.00616.43
7.4.290.0000.00716.49
7.4.280.0030.00516.62
7.4.270.0030.00316.59
7.4.260.0040.00416.49
7.4.250.0040.00416.37
7.4.240.0040.00416.62
7.4.230.0000.00716.51
7.4.220.0100.01316.63
7.4.210.0080.00616.68
7.4.200.0070.00016.38
7.4.160.0030.01316.57
7.4.150.0160.00617.40
7.4.140.0120.00517.86
7.4.130.0100.00716.46
7.4.120.0130.00416.48
7.4.110.0090.00816.66
7.4.100.0140.00316.59
7.4.90.0110.00616.36
7.4.80.0090.00919.39
7.4.70.0050.01016.31
7.4.60.0160.00616.47
7.4.50.0030.00316.50
7.4.40.0080.00816.52
7.4.30.0090.00616.43
7.4.00.0100.00715.17
7.3.330.0000.00513.23
7.3.320.0060.00012.99
7.3.310.0030.00316.18
7.3.300.0040.00416.23
7.3.290.0030.01016.25
7.3.280.0110.00716.25
7.3.270.0090.00917.40
7.3.260.0030.01416.20
7.3.250.0100.00716.26
7.3.240.0150.00316.21
7.3.230.0030.01616.47
7.3.210.0130.00316.30
7.3.200.0100.01419.39
7.3.190.0100.01016.36
7.3.180.0040.01116.30
7.3.170.0060.01216.46
7.3.160.0070.00716.50
7.3.120.0100.01014.75
7.3.110.0070.01014.66
7.3.100.0130.00314.59
7.3.90.0070.01014.73
7.3.80.0070.00714.79
7.3.70.0080.00814.66
7.3.60.0130.00314.51
7.3.50.0000.01614.86
7.3.40.0070.00714.70
7.3.30.0040.00714.87
7.3.20.0080.00616.71
7.3.10.0000.01416.79
7.3.00.0000.01416.63
7.2.330.0130.01016.60
7.2.320.0130.00316.45
7.2.310.0200.00316.53
7.2.300.0060.01016.36
7.2.290.0120.00616.49
7.2.250.0110.00715.18
7.2.240.0130.00714.94
7.2.230.0040.00814.71
7.2.220.0090.00315.02
7.2.210.0070.00315.18
7.2.200.0070.00714.57
7.2.190.0060.00914.88
7.2.180.0060.00614.82
7.2.170.0000.01315.09
7.2.60.0030.01316.90
7.2.00.0040.00719.42
7.1.330.0080.00815.88
7.1.320.0080.00415.87
7.1.310.0040.01115.52
7.1.300.0090.00315.69
7.1.290.0120.00415.59
7.1.280.0070.00415.68
7.1.270.0080.00415.76
7.1.260.0060.00615.48
7.1.200.0040.01115.80
7.1.100.0060.00618.11
7.1.70.0080.00317.03
7.1.60.0100.01019.40
7.1.50.0100.01416.99
7.1.00.0000.08022.30
7.0.200.0000.00716.77
7.0.140.0030.07321.93
7.0.60.0100.07719.85
7.0.50.0030.04717.87
7.0.40.0030.04320.06
7.0.30.0230.04020.30
7.0.20.0100.04719.99
7.0.10.0070.09320.00
7.0.00.0070.07020.18
5.6.280.0030.07321.06
5.6.210.0100.07320.62
5.6.200.0100.08718.13
5.6.190.0170.07320.32
5.6.180.0200.04020.67
5.6.170.0330.07020.27
5.6.160.0030.04320.51
5.6.150.0000.04318.14
5.6.140.0100.07718.18
5.6.130.0070.05018.18
5.6.120.0070.08720.96
5.6.110.0100.07721.01
5.6.100.0100.08021.13
5.6.90.0270.06321.12
5.6.80.0100.07320.39
5.5.350.0030.07020.38
5.5.340.0100.07318.02
5.5.330.0200.05320.29
5.5.320.0300.03720.26
5.5.310.0330.07320.21
5.5.300.0130.06017.88
5.5.290.0070.04717.91
5.5.280.0100.05320.73
5.5.270.0130.04320.73
5.5.260.0030.08020.66
5.5.250.0170.06320.58
5.5.240.0230.04720.11
5.4.450.0300.05019.26
5.4.440.0530.03019.45
5.4.430.0370.04319.25
5.4.420.0170.04019.09
5.4.410.0370.04019.32
5.4.400.0230.03319.13
5.4.390.0170.05019.21
5.4.380.0470.06718.77
5.4.370.0430.04718.74
5.4.360.0630.06318.62
5.4.350.0330.08018.49
5.4.340.0370.05018.63
5.4.320.0050.03712.45
5.4.310.0040.04112.45
5.4.300.0050.04112.45
5.4.290.0090.04512.45
5.4.280.0080.03412.35
5.4.270.0070.03612.34
5.4.260.0050.04012.34
5.4.250.0080.03712.34
5.4.240.0080.03512.35
5.4.230.0060.04512.34
5.4.220.0060.03612.34
5.4.210.0080.04212.34
5.4.200.0080.04012.34
5.4.190.0080.03812.33
5.4.180.0050.04112.34
5.4.170.0070.03812.35
5.4.160.0090.03612.34
5.4.150.0090.04712.34
5.4.140.0080.03712.02
5.4.130.0080.03412.01
5.4.120.0070.03411.96
5.4.110.0040.03811.96
5.4.100.0050.03711.96
5.4.90.0080.03411.96
5.4.80.0070.04411.96
5.4.70.0080.03211.96
5.4.60.0080.03211.96
5.4.50.0060.03411.96
5.4.40.0110.03611.95
5.4.30.0070.03911.95
5.4.20.0120.03911.95
5.4.10.0050.03611.95
5.4.00.0040.04111.43
5.3.290.0090.04412.80
5.3.280.0070.03712.71
5.3.270.0030.04212.72
5.3.260.0040.04112.72
5.3.250.0070.03612.72
5.3.240.0050.03712.72
5.3.230.0070.03812.71
5.3.220.0050.03712.68
5.3.210.0040.04112.68
5.3.200.0080.03712.68
5.3.190.0050.03712.68
5.3.180.0060.04412.67
5.3.170.0060.03512.67
5.3.160.0050.03712.67
5.3.150.0060.03812.67
5.3.140.0030.03812.66
5.3.130.0060.03812.66
5.3.120.0060.03812.66
5.3.110.0080.03612.66
5.3.100.0060.03612.11
5.3.90.0060.03612.08
5.3.80.0040.03712.07
5.3.70.0080.03312.07
5.3.60.0070.03412.07
5.3.50.0050.03712.00
5.3.40.0060.03612.00
5.3.30.0050.03811.94
5.3.20.0050.04511.73
5.3.10.0040.03611.69
5.3.00.0070.03511.67
5.2.170.0030.0329.18
5.2.160.0060.0289.18
5.2.150.0050.0309.18
5.2.140.0060.0299.17
5.2.130.0050.0289.13
5.2.120.0050.0279.13
5.2.110.0030.0369.14
5.2.100.0020.0309.14
5.2.90.0030.0339.14
5.2.80.0070.0279.14
5.2.70.0040.0309.14
5.2.60.0060.0289.09
5.2.50.0030.0319.05
5.2.40.0060.0279.03
5.2.30.0030.0309.01
5.2.20.0030.0309.00
5.2.10.0020.0368.91
5.2.00.0050.0288.77
5.1.60.0030.0258.06
5.1.50.0060.0238.05
5.1.40.0040.0258.04
5.1.30.0020.0298.39
5.1.20.0060.0258.41
5.1.10.0060.0248.13
5.1.00.0050.0288.13
5.0.50.0030.0216.61
5.0.40.0060.0236.46
5.0.30.0060.0296.29
5.0.20.0040.0196.25
5.0.10.0050.0226.23
5.0.00.0000.0376.22
4.4.90.0030.0164.78
4.4.80.0050.0194.76
4.4.70.0050.0134.75
4.4.60.0020.0164.75
4.4.50.0040.0184.77
4.4.40.0020.0324.71
4.4.30.0020.0214.76
4.4.20.0030.0224.84
4.4.10.0050.0204.85
4.4.00.0060.0304.76
4.3.110.0050.0154.67
4.3.100.0040.0184.66
4.3.90.0030.0144.63
4.3.80.0050.0224.58
4.3.70.0040.0134.63
4.3.60.0010.0164.63
4.3.50.0030.0174.63
4.3.40.0020.0244.54
4.3.30.0010.0163.28
4.3.20.0010.0173.26
4.3.10.0020.0163.21
4.3.00.0170.01315.91

preferences:
42.43 ms | 401 KiB | 5 Q