3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump(count(''), count(array()), count('') == count(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)
8.3.60.0000.01518.43
8.3.50.0140.00521.08
8.3.40.0100.00718.59
8.3.30.0110.00320.25
8.3.20.0080.00020.39
8.3.10.0050.00322.01
8.3.00.0000.00822.45
8.2.180.0120.00316.50
8.2.170.0130.00722.96
8.2.160.0070.01022.11
8.2.150.0080.00024.18
8.2.140.0050.00324.66
8.2.130.0040.00426.16
8.2.120.0080.00020.84
8.2.110.0080.00022.18
8.2.100.0140.00017.78
8.2.90.0040.00418.97
8.2.80.0080.00019.13
8.2.70.0080.00017.46
8.2.60.0040.00418.04
8.2.50.0000.00918.07
8.2.40.0100.00018.02
8.2.30.0000.00819.49
8.2.20.0040.00417.63
8.2.10.0050.00317.58
8.2.00.0000.00817.71
8.1.280.0090.00925.92
8.1.270.0070.00023.99
8.1.260.0050.00326.35
8.1.250.0080.00028.09
8.1.240.0000.01023.98
8.1.230.0080.00418.84
8.1.220.0040.00417.74
8.1.210.0040.00418.77
8.1.200.0080.00317.35
8.1.190.0000.00817.41
8.1.180.0070.00318.10
8.1.170.0060.00318.46
8.1.160.0050.00218.65
8.1.150.0040.00418.42
8.1.140.0080.00017.19
8.1.130.0000.00817.66
8.1.120.0050.00217.33
8.1.110.0000.00717.20
8.1.100.0090.00017.39
8.1.90.0000.00717.32
8.1.80.0070.00017.20
8.1.70.0080.00017.32
8.1.60.0000.00817.34
8.1.50.0000.00717.40
8.1.40.0000.00917.41
8.1.30.0000.00717.46
8.1.20.0000.00817.49
8.1.10.0040.00417.39
8.1.00.0070.00317.37
8.0.300.0000.00718.77
8.0.290.0070.00017.18
8.0.280.0030.00318.27
8.0.270.0030.00317.19
8.0.260.0030.00316.73
8.0.250.0080.00016.82
8.0.240.0060.00316.82
8.0.230.0000.00716.84
8.0.220.0000.00716.96
8.0.210.0050.00216.77
8.0.200.0070.00016.96
8.0.190.0000.00816.93
8.0.180.0080.00016.91
8.0.170.0070.00016.84
8.0.160.0000.00716.81
8.0.150.0000.00716.84
8.0.140.0050.00216.82
8.0.130.0030.00413.37
8.0.120.0070.00016.77
8.0.110.0040.00416.84
8.0.100.0000.00716.93
8.0.90.0040.00416.73
8.0.80.0070.01316.87
8.0.70.0040.00416.78
8.0.60.0070.00016.88
8.0.50.0040.00416.94
8.0.30.0120.00917.06
8.0.20.0090.01017.40
8.0.10.0000.00716.92
8.0.00.0100.00916.63
7.4.330.0020.00215.04
7.4.320.0000.00616.41
7.4.300.0000.00616.50
7.4.290.0060.00016.52
7.4.280.0030.00316.53
7.4.270.0030.00316.47
7.4.260.0050.00013.18
7.4.250.0000.00816.34
7.4.240.0050.00216.43
7.4.230.0030.00316.43
7.4.220.0130.00716.52
7.4.210.0130.00316.48
7.4.200.0040.00316.28
7.4.190.0000.00716.34
7.4.160.0150.00916.34
7.4.150.0090.01317.40
7.4.140.0090.00817.86
7.4.130.0110.00516.57
7.4.120.0120.00616.50
7.4.110.0070.01116.61
7.4.100.0140.01016.37
7.4.90.0150.00316.34
7.4.80.0070.01419.39
7.4.70.0060.01716.43
7.4.60.0080.00916.36
7.4.50.0000.00516.36
7.4.40.0070.01022.77
7.4.30.0130.00316.62
7.4.00.0040.01114.59
7.3.330.0000.00613.23
7.3.320.0050.00013.14
7.3.310.0060.00016.42
7.3.300.0060.00016.18
7.3.290.0030.01016.21
7.3.280.0070.00916.28
7.3.270.0130.00317.40
7.3.260.0070.01116.19
7.3.250.0160.00516.40
7.3.240.0030.01316.27
7.3.230.0100.00616.39
7.3.210.0100.00616.21
7.3.200.0130.00619.39
7.3.190.0040.01816.25
7.3.180.0210.00316.20
7.3.170.0110.00416.27
7.3.160.0120.00616.35
7.3.120.0090.00314.66
7.2.330.0120.00616.36
7.2.320.0030.01316.64
7.2.310.0120.00916.57
7.2.300.0100.00716.48
7.2.290.0030.01316.57
7.2.60.0060.00916.81
7.2.00.0030.00919.60
7.1.200.0160.00315.75
7.1.100.0000.01718.17
7.1.70.0000.00717.23
7.1.60.0060.01019.21
7.1.50.0070.01816.59
7.1.00.0000.05322.48
7.0.200.0030.00716.56
7.0.140.0000.08022.18
7.0.70.0000.08321.85
7.0.60.0000.05721.69
7.0.50.0070.05722.16
7.0.40.0070.05720.09
7.0.30.0100.04320.10
7.0.20.0030.04320.10
7.0.10.0030.04020.07
7.0.00.0070.06320.14
5.6.280.0000.07720.92
5.6.220.0030.08320.57
5.6.210.0070.06020.45
5.6.200.0030.08321.00
5.6.190.0070.06721.01
5.6.180.0070.06321.07
5.6.170.0070.08320.96
5.6.160.0070.06321.17
5.6.150.0000.09021.01
5.6.140.0070.08021.04
5.6.130.0030.08020.94
5.6.120.0000.06321.10
5.6.110.0100.07721.11
5.6.100.0030.08721.05
5.6.90.0030.04321.07
5.6.80.0070.08020.45
5.6.70.0000.07720.48
5.6.60.0070.06720.38
5.6.50.0130.07020.31
5.6.40.0000.08320.37
5.6.30.0100.08020.31
5.6.20.0030.07020.38
5.6.10.0070.08020.39
5.6.00.0070.05720.44
5.5.360.0000.09020.32
5.5.350.0030.04320.45
5.5.340.0070.04720.80
5.5.330.0100.07020.75
5.5.320.0000.08020.79
5.5.310.0100.05720.86
5.5.300.0030.08020.90
5.5.290.0030.08720.90
5.5.280.0030.08020.90
5.5.270.0070.08720.76
5.5.260.0070.05020.78
5.5.250.0000.04320.61
5.5.240.0070.07720.29
5.5.230.0030.05720.19
5.5.220.0030.08320.29
5.5.210.0070.06720.19
5.5.200.0070.05320.07
5.5.190.0030.08020.14
5.5.180.0070.08319.99
5.5.160.0100.07320.20
5.5.150.0030.08720.21
5.5.140.0130.05019.98
5.5.130.0030.07020.22
5.5.120.0070.04720.21
5.5.110.0030.04720.07
5.5.100.0070.07719.95
5.5.90.0070.05320.06
5.5.80.0030.04720.14
5.5.70.0030.08020.05
5.5.60.0030.04720.09
5.5.50.0100.05719.94
5.5.40.0000.05720.05
5.5.30.0070.04719.92
5.5.20.0030.05020.03
5.5.10.0100.06019.98
5.5.00.0100.07320.03
5.4.450.0030.08319.40
5.4.440.0070.06019.45
5.4.430.0030.05019.55
5.4.420.0030.05319.29
5.4.410.0100.03018.98
5.4.400.0070.07319.03
5.4.390.0000.08019.07
5.4.380.0000.08018.89
5.4.370.0030.07319.12
5.4.360.0030.06719.06
5.4.350.0100.06718.78
5.4.340.0030.05018.90
5.4.320.0030.05019.23
5.4.310.0100.06319.22
5.4.300.0000.05319.14
5.4.290.0030.05718.94
5.4.280.0030.04718.96
5.4.270.0100.07019.04
5.4.260.0100.06719.11
5.4.250.0000.08319.08
5.4.240.0130.07018.80
5.4.230.0000.07718.95
5.4.220.0030.07718.89
5.4.210.0030.04019.07
5.4.200.0030.05019.04
5.4.190.0130.07019.02
5.4.180.0030.03719.05
5.4.170.0100.06319.04
5.4.160.0070.07718.88
5.4.150.0030.06719.10
5.4.140.0070.07016.36
5.4.130.0030.06016.36
5.4.120.0000.08016.26
5.4.110.0030.08316.25
5.4.100.0070.03716.42
5.4.90.0000.04316.33
5.4.80.0000.08016.22
5.4.70.0030.05016.30
5.4.60.0030.03716.18
5.4.50.0030.07316.18
5.4.40.0000.07316.47
5.4.30.0070.06716.30
5.4.20.0070.07016.40
5.4.10.0030.05016.19
5.4.00.0000.07015.79
5.3.290.0070.07715.79
5.3.280.0070.06715.79
5.3.270.0030.04015.79
5.3.260.0030.07715.79
5.3.250.0030.07715.79
5.3.240.0030.06015.79
5.3.230.0030.06015.79
5.3.220.0000.08315.79
5.3.210.0000.08015.79
5.3.200.0070.06715.79
5.3.190.0070.06015.79
5.3.180.0030.06315.79
5.3.170.0000.04715.79
5.3.160.0000.04015.79
5.3.150.0000.05015.79
5.3.140.0000.08015.79
5.3.130.0030.07315.79
5.3.120.0070.04715.79
5.3.110.0000.08315.79
5.3.100.0030.06015.79
5.3.90.0000.04315.79
5.3.80.0000.05015.79
5.3.70.0000.07715.79
5.3.60.0070.06315.79
5.3.50.0100.06315.79
5.3.40.0000.07715.79
5.3.30.0030.07015.79
5.3.20.0000.07715.79
5.3.10.0030.06715.79
5.3.00.0070.06715.79
5.2.170.0030.03015.79
5.2.160.0070.05315.79
5.2.150.0000.06715.79
5.2.140.0030.06315.79
5.2.130.0000.06715.79
5.2.120.0000.06315.79
5.2.110.0100.04315.79
5.2.100.0030.08015.79
5.2.90.0030.06015.79
5.2.80.0000.06015.79
5.2.70.0070.04715.79
5.2.60.0030.06015.79
5.2.50.0000.04715.79
5.2.40.0000.06015.79
5.2.30.0070.06315.79
5.2.20.0030.06315.79
5.2.10.0000.06015.79
5.2.00.0000.06315.79
5.1.60.0070.05015.79
5.1.50.0000.05315.79
5.1.40.0000.04315.79
5.1.30.0000.06015.79
5.1.20.0030.04715.79
5.1.10.0030.04015.79
5.1.00.0000.03015.79
5.0.50.0000.04315.79
5.0.40.0000.02315.79
5.0.30.0030.03015.79
5.0.20.0000.02015.79
5.0.10.0000.02015.79
5.0.00.0000.03315.79
4.4.90.0000.03315.79
4.4.80.0000.03715.79
4.4.70.0000.03715.79
4.4.60.0030.03015.79
4.4.50.0000.03715.79
4.4.40.0030.05315.79
4.4.30.0030.02715.79
4.4.20.0030.03315.79
4.4.10.0000.02715.79
4.4.00.0070.03315.79
4.3.110.0030.01315.79
4.3.100.0000.01315.79
4.3.90.0000.01315.79
4.3.80.0000.02315.79
4.3.70.0000.01715.79
4.3.60.0000.01315.79
4.3.50.0030.01315.79
4.3.40.0000.02315.79
4.3.30.0000.01715.79
4.3.20.0000.01715.79
4.3.10.0000.02715.79
4.3.00.0000.01315.79

preferences:
40.23 ms | 401 KiB | 5 Q