3v4l.org

run code in 300+ PHP versions simultaneously
<?php namespace Foo { echo \strtolower('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)
8.5.30.0120.00518.76
8.5.20.0110.00619.40
8.5.10.0090.01118.07
8.5.00.0090.01221.52
8.4.180.0130.01019.47
8.4.170.0110.00923.86
8.4.160.0110.01022.27
8.4.150.0060.00716.82
8.4.140.0130.00717.37
8.4.130.0110.00917.83
8.4.120.0040.00424.14
8.4.110.0120.00822.55
8.4.100.0140.00717.52
8.4.90.0040.00717.43
8.4.80.0090.00817.42
8.4.70.0130.00917.43
8.4.60.0160.00618.52
8.4.50.0120.00817.54
8.4.40.0060.00317.51
8.4.30.0040.00419.41
8.4.20.0080.00818.76
8.4.10.0040.01517.80
8.3.300.0150.00520.82
8.3.290.0130.00620.62
8.3.280.0100.01018.37
8.3.270.0100.00916.45
8.3.260.0120.00616.47
8.3.250.0150.00419.06
8.3.240.0120.00616.98
8.3.230.0070.00416.74
8.3.220.0120.00517.09
8.3.210.0120.00616.55
8.3.200.0110.00916.37
8.3.190.0080.00817.11
8.3.180.0120.00616.57
8.3.170.0070.01116.46
8.3.160.0100.00718.25
8.3.150.0110.00717.00
8.3.140.0040.00416.19
8.3.130.0040.01818.24
8.3.120.0040.00420.47
8.3.110.0040.00420.94
8.3.100.0070.01124.06
8.3.90.0170.00326.77
8.3.80.0090.00018.18
8.3.70.0180.00318.28
8.3.60.0120.00616.49
8.3.50.0110.00618.20
8.3.40.0070.01118.89
8.3.30.0110.00418.48
8.3.20.0040.00418.89
8.3.10.0040.00420.78
8.3.00.0040.00423.65
8.2.300.0130.00721.89
8.2.290.0110.00820.55
8.2.280.0060.00218.44
8.2.270.0080.01216.56
8.2.260.0090.00918.80
8.2.250.0100.01018.33
8.2.240.0150.00018.67
8.2.230.0000.00922.58
8.2.220.0070.00437.54
8.2.210.0070.00726.77
8.2.200.0040.00416.25
8.2.190.0100.01016.58
8.2.180.0060.01116.32
8.2.170.0110.00722.96
8.2.160.0110.01118.95
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0080.00021.08
8.2.120.0000.00826.35
8.2.110.0060.00322.05
8.2.100.0000.01217.66
8.2.90.0000.00819.09
8.2.80.0060.00317.97
8.2.70.0080.00017.80
8.2.60.0040.00417.80
8.2.50.0030.00518.10
8.2.40.0050.00219.34
8.2.30.0000.00719.39
8.2.20.0000.00718.05
8.2.10.0040.00417.85
8.2.00.0040.00419.09
8.1.340.0150.00517.27
8.1.330.0110.00916.66
8.1.320.0100.00920.10
8.1.310.0030.01016.50
8.1.300.0090.00915.91
8.1.290.0060.00330.84
8.1.280.0060.00925.92
8.1.270.0090.00022.20
8.1.260.0090.00326.35
8.1.250.0050.00328.09
8.1.240.0050.00520.69
8.1.230.0070.00420.78
8.1.220.0000.00817.74
8.1.210.0030.00518.77
8.1.200.0060.00317.10
8.1.190.0040.00416.88
8.1.180.0040.00718.10
8.1.170.0080.00018.53
8.1.160.0030.00618.79
8.1.150.0050.00318.81
8.1.140.0000.00717.46
8.1.130.0060.00318.86
8.1.120.0040.00417.38
8.1.110.0030.00617.28
8.1.100.0000.00717.32
8.1.90.0000.00817.25
8.1.80.0050.00317.22
8.1.70.0040.00417.33
8.1.60.0050.00317.34
8.1.50.0060.00317.27
8.1.40.0000.00817.35
8.1.30.0030.00617.41
8.1.20.0000.00717.34
8.1.10.0050.00317.33
8.1.00.0080.00017.41
8.0.300.0040.00418.77
8.0.290.0070.00016.63
8.0.280.0030.00318.38
8.0.270.0070.00017.20
8.0.260.0000.00717.19
8.0.250.0080.00016.87
8.0.240.0000.00716.93
8.0.230.0000.00716.79
8.0.220.0040.00416.65
8.0.210.0050.00316.75
8.0.200.0070.00016.73
8.0.190.0030.00316.69
8.0.180.0000.00816.71
8.0.170.0040.00416.75
8.0.160.0090.00016.67
8.0.150.0000.00716.58
8.0.140.0000.00716.73
8.0.130.0050.00013.22
8.0.120.0040.00416.68
8.0.110.0040.00416.65
8.0.100.0030.00316.53
8.0.90.0000.00716.64
8.0.80.0050.00916.75
8.0.70.0000.00716.76
8.0.60.0000.00816.67
8.0.50.0070.00016.72
8.0.30.0130.00616.99
8.0.20.0100.01117.40
8.0.10.0040.00416.91
8.0.00.0090.00816.59
7.4.330.0020.00215.55
7.4.320.0000.00716.34
7.4.300.0000.00616.50
7.4.290.0060.00016.25
7.4.280.0000.00816.48
7.4.270.0000.00716.51
7.4.260.0030.00316.47
7.4.250.0030.00316.32
7.4.240.0000.00816.41
7.4.230.0030.00316.53
7.4.220.0000.00816.50
7.4.210.0120.00716.44
7.4.200.0030.00316.53
7.4.160.0060.01116.35
7.4.140.0100.01017.86
7.4.130.0070.01016.50
7.4.120.0090.00916.39
7.4.110.0030.01316.27
7.4.100.0170.00016.52
7.4.90.0100.00716.43
7.4.80.0120.00819.39
7.4.70.0130.00316.49
7.4.60.0070.01016.27
7.4.50.0030.01416.08
7.4.40.0110.01116.29
7.4.00.0030.01514.65
7.3.330.0030.00312.86
7.3.320.0030.00312.95
7.3.310.0030.00316.09
7.3.300.0060.00016.11
7.3.290.0060.00016.11
7.3.280.0000.01516.15
7.3.260.0080.01216.31
7.3.240.0080.00916.19
7.3.230.0110.00616.45
7.3.210.0060.01116.41
7.3.200.0040.01316.16
7.3.190.0120.00316.08
7.3.180.0100.00616.39
7.3.170.0080.00816.01
7.3.160.0070.00716.49
7.3.120.0110.00514.43
7.3.110.0090.00814.76
7.3.100.0040.01314.72
7.3.90.0080.00814.54
7.3.80.0060.00914.69
7.3.70.0050.00814.49
7.3.60.0090.00514.39
7.3.50.0060.00614.65
7.3.40.0030.01214.65
7.3.30.0030.00914.60
7.3.20.0030.00816.48
7.3.10.0050.00916.46
7.3.00.0100.00216.40
7.2.330.0100.00716.59
7.2.320.0040.01416.50
7.2.310.0100.01016.44
7.2.300.0150.00916.47
7.2.290.0160.00416.49
7.2.250.0110.01114.99
7.2.240.0050.01414.92
7.2.230.0110.00214.90
7.2.220.0110.00314.72
7.2.210.0040.01014.81
7.2.200.0060.00814.87
7.2.190.0060.00814.85
7.2.180.0060.00814.70
7.2.170.0070.00914.75
7.2.160.0120.00314.69
7.2.150.0000.01216.73
7.2.140.0100.00316.63
7.2.130.0090.00616.66
7.2.120.0040.01116.78
7.2.110.0030.00716.65
7.2.100.0030.00916.47
7.2.90.0070.00716.57
7.2.80.0000.01416.94
7.2.70.0100.00815.61
7.2.60.0110.00815.47
7.2.50.0120.00515.29
7.2.40.0140.00615.50
7.2.30.0130.00515.79
7.2.20.0130.00615.63
7.2.10.0100.00615.60
7.2.00.0100.00815.83
7.1.330.0040.01015.57
7.1.320.0070.00715.46
7.1.310.0070.00715.82
7.1.300.0040.00515.50
7.1.290.0010.01115.52
7.1.280.0030.01115.49
7.1.270.0090.00315.76
7.1.260.0070.00315.82
7.1.250.0030.00915.70
7.1.200.0060.00615.49
7.1.170.0120.00913.27
7.1.160.0100.01013.62
7.1.150.0170.00313.36
7.1.140.0180.00413.55
7.1.130.0130.00813.54
7.1.120.0180.00313.54
7.1.110.0190.00313.17
7.1.100.0140.00713.22
7.1.90.0190.00413.53
7.1.80.0170.00713.40
7.1.70.0160.00813.27
7.1.60.0270.01731.28
7.1.50.0400.00331.78
7.1.40.0300.01331.86
7.1.30.0310.01031.13
7.1.20.0240.01731.43
7.1.10.0150.00613.23
7.1.00.0120.00913.49

preferences:
46.15 ms | 1569 KiB | 5 Q