3v4l.org

run code in 300+ PHP versions simultaneously
<?php define('FOO', 10); $array = array(10 => FOO, "FOO" => 20); var_dump($array); print $array[$array[FOO]] * $array["FOO"];

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)
8.3.60.0040.01216.50
8.3.50.0070.01122.03
8.3.40.0040.01118.73
8.3.30.0100.00319.13
8.3.20.0080.00020.21
8.3.10.0090.00020.54
8.3.00.0040.00419.38
8.2.180.0110.00716.37
8.2.170.0100.00322.96
8.2.160.0100.01020.53
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0080.00026.16
8.2.120.0080.00021.04
8.2.110.0060.00320.54
8.2.100.0150.00018.22
8.2.90.0000.00719.36
8.2.80.0040.00417.97
8.2.70.0000.00817.63
8.2.60.0000.00717.93
8.2.50.0080.00018.07
8.2.40.0030.00618.03
8.2.30.0030.00519.44
8.2.20.0040.00417.81
8.2.10.0000.00818.02
8.2.00.0050.00317.80
8.1.280.0100.01025.92
8.1.270.0070.00423.99
8.1.260.0080.00026.35
8.1.250.0080.00028.09
8.1.240.0050.00523.88
8.1.230.0110.00019.17
8.1.220.0000.00817.79
8.1.210.0040.00418.77
8.1.200.0090.00017.35
8.1.190.0050.00317.23
8.1.180.0080.00018.10
8.1.170.0000.00818.58
8.1.160.0070.00022.07
8.1.150.0040.00418.79
8.1.140.0040.00417.49
8.1.130.0030.00317.86
8.1.120.0000.00717.48
8.1.110.0040.00417.35
8.1.100.0070.00017.45
8.1.90.0040.00417.44
8.1.80.0040.00417.32
8.1.70.0000.00717.41
8.1.60.0030.00617.46
8.1.50.0000.00817.41
8.1.40.0000.00717.54
8.1.30.0000.00917.59
8.1.20.0050.00317.48
8.1.10.0040.00417.43
8.1.00.0080.00317.39
8.0.300.0080.00018.77
8.0.290.0040.00416.75
8.0.280.0030.00318.36
8.0.270.0070.00017.23
8.0.260.0030.00317.31
8.0.250.0030.00316.99
8.0.240.0070.00016.92
8.0.230.0000.00716.97
8.0.220.0000.00816.88
8.0.210.0000.00716.84
8.0.200.0000.00716.83
8.0.190.0070.00016.95
8.0.180.0050.00216.94
8.0.170.0030.00616.80
8.0.160.0050.00317.02
8.0.150.0000.00716.84
8.0.140.0040.00416.86
8.0.130.0000.00513.35
8.0.120.0040.00416.84
8.0.110.0070.00016.88
8.0.100.0000.00716.91
8.0.90.0020.00516.73
8.0.80.0120.00916.88
8.0.70.0040.00416.78
8.0.60.0000.00816.93
8.0.50.0020.00516.67
8.0.30.0100.01217.07
8.0.20.0140.00917.40
8.0.10.0080.00017.07
8.0.00.0080.01016.70
7.4.330.0000.00515.16
7.4.320.0080.00016.52
7.4.300.0060.00016.61
7.4.290.0020.00516.43
7.4.280.0000.00716.39
7.4.270.0000.00716.65
7.4.260.0000.00716.50
7.4.250.0050.00216.42
7.4.240.0040.00316.46
7.4.230.0030.00316.47
7.4.220.0100.00716.53
7.4.210.0070.00716.70
7.4.200.0040.00416.29
7.4.160.0100.00616.64
7.4.150.0070.01117.40
7.4.140.0140.00517.86
7.4.130.0090.00716.45
7.4.120.0050.01216.43
7.4.110.0170.00016.47
7.4.100.0170.00316.46
7.4.90.0030.01416.55
7.4.80.0060.01419.39
7.4.70.0030.01716.51
7.4.60.0110.00616.73
7.4.50.0040.00416.45
7.4.40.0100.00616.47
7.4.30.0060.00916.23
7.4.00.0090.00815.04
7.3.330.0070.00013.10
7.3.320.0030.00313.09
7.3.310.0000.00716.31
7.3.300.0000.00716.28
7.3.290.0030.01716.25
7.3.280.0090.00716.21
7.3.270.0150.00317.40
7.3.260.0080.01116.36
7.3.250.0120.00516.36
7.3.240.0120.01216.36
7.3.230.0130.00416.39
7.3.210.0140.00316.51
7.3.200.0150.00619.39
7.3.190.0000.01816.32
7.3.180.0100.00716.47
7.3.170.0150.00016.27
7.3.160.0040.01116.24
7.3.120.0030.01314.54
7.3.110.0000.01914.91
7.3.100.0120.00615.03
7.3.90.0070.00414.69
7.3.80.0100.00614.59
7.3.70.0110.00014.91
7.3.60.0040.01114.72
7.3.50.0060.00614.81
7.3.40.0120.00814.86
7.3.30.0070.00714.89
7.3.20.0040.01116.75
7.3.10.0040.00916.49
7.3.00.0040.00716.67
7.2.330.0080.01416.63
7.2.320.0140.00616.56
7.2.310.0110.01816.54
7.2.300.0060.01216.67
7.2.290.0070.01316.45
7.2.250.0030.01714.83
7.2.240.0060.01315.02
7.2.230.0040.01815.15
7.2.220.0040.01115.18
7.2.210.0000.01714.88
7.2.200.0040.00815.14
7.2.190.0130.00614.99
7.2.180.0080.00814.93
7.2.170.0070.00714.85
7.2.130.0030.01216.88
7.2.120.0040.01017.02
7.2.110.0080.00516.86
7.2.100.0010.01316.77
7.2.90.0040.00917.12
7.2.80.0040.00816.82
7.2.70.0040.00816.85
7.2.60.0080.00316.99
7.2.50.0050.01016.77
7.2.40.0090.00616.84
7.2.30.0040.00816.85
7.2.20.0080.00616.89
7.2.10.0050.00916.95
7.2.00.0040.00817.49
7.1.330.0110.00415.90
7.1.320.0050.00515.69
7.1.310.0110.00415.64
7.1.300.0030.00915.61
7.1.290.0000.01415.72
7.1.280.0000.01115.59
7.1.270.0070.00315.53
7.1.260.0000.01215.82
7.1.250.0050.00715.73
7.1.200.0140.00715.88
7.1.100.0160.01216.14
7.1.70.0000.00717.11
7.1.60.0170.00719.61
7.1.50.0060.01217.03
7.1.00.0030.07722.45
7.0.200.0040.00816.61
7.0.140.0100.06722.21
7.0.60.0000.08719.78
7.0.50.0100.08017.73
7.0.40.0030.04719.97
7.0.30.0370.06720.02
7.0.20.0400.07320.01
7.0.10.0200.06020.00
7.0.00.0000.04320.12
5.6.280.0030.07320.90
5.6.210.0070.05320.71
5.6.200.0330.06318.21
5.6.190.0100.07720.41
5.6.180.0300.07320.32
5.6.170.0270.07720.62
5.6.160.0070.05320.47
5.6.150.0070.08318.16
5.6.140.0030.04018.11
5.6.130.0100.08018.11
5.6.120.0070.06321.09
5.6.110.0070.03720.98
5.6.100.0030.04720.95
5.6.90.0130.08021.12
5.6.80.0100.03720.37
5.6.70.0270.07320.42
5.5.350.0000.05720.40
5.5.340.0100.08017.96
5.5.330.0030.07020.06
5.5.320.0270.04020.17
5.5.310.0300.07720.29
5.5.300.0070.04017.91
5.5.290.0070.06318.02
5.5.280.0030.04020.67
5.5.270.0030.04020.83
5.5.260.0170.07720.87
5.5.250.0100.03320.58
5.5.240.0130.07720.05
5.4.450.0200.04019.55
5.4.440.0670.04719.39
5.4.430.0370.03719.24
5.4.420.0230.03019.40
5.4.410.0400.03019.29
5.4.400.0200.04718.81
5.4.390.0230.04019.21
5.4.380.0330.05318.59
5.4.370.0270.05018.68
5.4.360.0300.05718.46
5.4.350.0200.05718.72
5.4.340.0200.05718.50
5.4.320.0050.04012.45
5.4.310.0060.03912.45
5.4.300.0060.03612.45
5.4.290.0030.04012.45
5.4.280.0060.03512.35
5.4.270.0080.03412.34
5.4.260.0060.03712.34
5.4.250.0040.04012.35
5.4.240.0060.03612.35
5.4.230.0070.04212.34
5.4.220.0060.04012.34
5.4.210.0060.03612.34
5.4.200.0030.04012.34
5.4.190.0070.03712.34
5.4.180.0090.03512.34
5.4.170.0090.03312.34
5.4.160.0070.03612.34
5.4.150.0050.03812.34
5.4.140.0040.04012.02
5.4.130.0060.03512.01
5.4.120.0070.03411.97
5.4.110.0080.03511.96
5.4.100.0100.03811.97
5.4.90.0050.03711.96
5.4.80.0070.03511.96
5.4.70.0070.03311.96
5.4.60.0070.03311.96
5.4.50.0060.03511.96
5.4.40.0100.03011.95
5.4.30.0100.03111.95
5.4.20.0060.03611.95
5.4.10.0080.03211.95
5.4.00.0140.02711.44
5.3.290.0050.03912.80
5.3.280.0060.03712.70
5.3.270.0080.03712.72
5.3.260.0090.03912.72
5.3.250.0070.03712.72
5.3.240.0130.04012.72
5.3.230.0070.03712.71
5.3.220.0070.03512.68
5.3.210.0030.04112.68
5.3.200.0080.03612.68
5.3.190.0060.03712.68
5.3.180.0090.03412.67
5.3.170.0080.03612.67
5.3.160.0080.03512.68
5.3.150.0110.03212.67
5.3.140.0080.03712.66
5.3.130.0070.05412.66
5.3.120.0050.04312.66
5.3.110.0070.03712.66
5.3.100.0040.03912.12
5.3.90.0080.03412.08
5.3.80.0050.03612.08
5.3.70.0060.03712.08
5.3.60.0070.03412.07
5.3.50.0070.03412.00
5.3.40.0060.03612.00
5.3.30.0040.03711.94
5.3.20.0050.03611.72
5.3.10.0060.03411.69
5.3.00.0050.03711.68
5.2.170.0070.0289.18
5.2.160.0020.0319.18
5.2.150.0050.0299.18
5.2.140.0050.0299.18
5.2.130.0050.0359.14
5.2.120.0020.0329.13
5.2.110.0040.0339.14
5.2.100.0050.0319.14
5.2.90.0020.0329.14
5.2.80.0050.0299.14
5.2.70.0020.0329.13
5.2.60.0040.0309.09
5.2.50.0040.0309.05
5.2.40.0030.0309.04
5.2.30.0070.0269.01
5.2.20.0040.0289.00
5.2.10.0040.0288.93
5.2.00.0080.0248.79
5.1.60.0060.0268.07
5.1.50.0030.0258.07
5.1.40.0070.0218.05
5.1.30.0050.0248.41
5.1.20.0060.0338.43
5.1.10.0060.0298.15
5.1.00.0040.0258.15
5.0.50.0020.0286.63
5.0.40.0050.0256.49
5.0.30.0030.0336.30
5.0.20.0040.0206.27
5.0.10.0030.0256.25
5.0.00.0050.0286.24
4.4.90.0050.0124.78
4.4.80.0020.0154.75
4.4.70.0060.0134.75
4.4.60.0030.0214.75
4.4.50.0040.0184.77
4.4.40.0020.0364.71
4.4.30.0020.0164.76
4.4.20.0030.0154.85
4.4.10.0020.0164.85
4.4.00.0030.0254.76
4.3.110.0040.0164.67
4.3.100.0050.0154.66
4.3.90.0030.0144.63
4.3.80.0020.0254.58
4.3.70.0030.0144.63
4.3.60.0030.0174.62
4.3.50.0020.0174.63
4.3.40.0040.0304.54
4.3.30.0030.0173.29
4.3.20.0010.0173.27
4.3.10.0030.0153.23
4.3.00.0000.01713.95

preferences:
49.9 ms | 400 KiB | 5 Q