3v4l.org

run code in 300+ PHP versions simultaneously
<?php $input = array(4, "4", "3", 4, 3, "3", 3, 3, 3, 3, 3, 5, 5, 5, 5, 7, 7, 7, 7); echo count(array_unique($input));

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)
8.3.40.0070.00718.63
8.3.30.0040.01118.60
8.3.20.0110.00720.81
8.3.10.0100.00623.45
8.3.00.0080.00019.54
8.2.170.0070.01322.96
8.2.160.0070.00720.47
8.2.150.0050.00324.18
8.2.140.0040.00424.66
8.2.130.0040.00420.39
8.2.120.0030.00526.35
8.2.110.0000.00920.38
8.2.100.0110.00017.91
8.2.90.0030.00619.05
8.2.80.0030.00617.97
8.2.70.0040.00417.63
8.2.60.0040.00417.80
8.2.50.0040.00418.10
8.2.40.0030.00522.21
8.2.30.0040.00421.03
8.2.20.0040.00418.04
8.2.10.0040.00418.00
8.2.00.0000.00718.10
8.1.270.0040.00423.80
8.1.260.0000.00826.35
8.1.250.0060.00928.09
8.1.240.0090.00022.63
8.1.230.0040.00819.15
8.1.220.0000.00717.74
8.1.210.0000.01018.77
8.1.200.0030.00617.35
8.1.190.0040.00417.10
8.1.180.0000.00818.10
8.1.170.0120.00018.49
8.1.160.0070.00019.00
8.1.150.0030.00620.61
8.1.140.0060.00319.56
8.1.130.0070.00018.84
8.1.120.0000.00817.50
8.1.110.0040.00417.38
8.1.100.0050.00317.34
8.1.90.0050.00217.43
8.1.80.0040.00417.48
8.1.70.0000.00717.39
8.1.60.0030.00617.48
8.1.50.0050.00317.39
8.1.40.0120.00017.54
8.1.30.0000.00717.68
8.1.20.0050.00317.68
8.1.10.0040.00417.47
8.1.00.0000.00717.45
8.0.300.0040.00418.77
8.0.290.0030.00616.88
8.0.280.0030.00318.47
8.0.270.0050.00617.18
8.0.260.0000.00716.82
8.0.250.0000.00616.95
8.0.240.0040.00416.93
8.0.230.0000.00716.79
8.0.220.0030.00316.84
8.0.210.0000.00716.77
8.0.200.0000.00716.79
8.0.190.0000.00816.94
8.0.180.0050.00216.91
8.0.170.0040.00416.88
8.0.160.0040.00416.81
8.0.150.0050.00316.71
8.0.140.0070.00016.77
8.0.130.0000.00513.24
8.0.120.0030.00316.73
8.0.110.0030.00516.88
8.0.100.0000.00716.72
8.0.90.0070.00016.77
8.0.80.0120.00316.87
8.0.70.0000.00716.95
8.0.60.0020.00516.68
8.0.50.0040.00416.74
8.0.30.0070.01217.22
8.0.20.0160.00917.40
8.0.10.0000.00717.04
8.0.00.0100.00716.84
7.4.330.0050.00015.55
7.4.320.0040.00416.49
7.4.300.0000.00616.63
7.4.290.0110.00316.63
7.4.280.0030.00616.59
7.4.270.0040.00416.64
7.4.260.0000.00513.24
7.4.250.0040.00416.46
7.4.240.0030.00316.61
7.4.230.0070.00016.38
7.4.220.0110.00616.41
7.4.210.0100.00616.65
7.4.200.0030.00316.57
7.4.160.0060.00916.47
7.4.150.0110.00617.40
7.4.140.0100.01517.86
7.4.130.0130.00716.68
7.4.120.0120.00916.47
7.4.110.0120.01316.43
7.4.100.0120.00916.56
7.4.90.0000.01716.62
7.4.80.0130.00319.39
7.4.70.0070.01016.43
7.4.60.0110.00616.45
7.4.50.0060.00916.13
7.4.40.0000.01716.34
7.4.30.0040.01216.42
7.4.00.0060.01014.74
7.3.330.0000.00512.92
7.3.320.0050.00012.99
7.3.310.0070.00016.14
7.3.300.0000.00616.22
7.3.290.0030.00316.02
7.3.280.0100.00616.15
7.3.270.0150.00417.40
7.3.260.0110.00616.37
7.3.250.0070.01016.27
7.3.240.0030.01316.39
7.3.230.0070.01016.50
7.3.210.0090.00916.08
7.3.200.0080.00816.27
7.3.190.0070.01016.26
7.3.180.0130.00916.38
7.3.170.0130.00316.40
7.3.160.0130.00316.29
7.3.120.0080.00814.83
7.3.110.0050.01114.65
7.3.100.0080.01014.63
7.3.90.0080.00614.60
7.3.80.0070.00514.89
7.3.70.0070.00714.44
7.3.60.0020.01214.39
7.3.50.0010.00814.51
7.3.40.0050.00814.73
7.3.30.0030.01014.50
7.3.20.0050.01016.38
7.3.10.0050.01016.47
7.3.00.0100.00516.43
7.2.330.0060.01316.57
7.2.320.0070.01016.34
7.2.310.0100.01316.42
7.2.300.0030.01416.56
7.2.290.0090.00916.55
7.2.250.0070.01114.96
7.2.240.0070.00614.82
7.2.230.0030.01014.77
7.2.220.0090.00614.98
7.2.210.0070.00415.05
7.2.200.0060.00414.79
7.2.190.0080.00615.00
7.2.180.0030.01314.82
7.2.170.0030.00814.76
7.2.160.0050.00914.87
7.2.150.0040.00916.68
7.2.140.0050.00816.71
7.2.130.0090.00516.79
7.2.120.0050.01116.56
7.2.110.0170.00215.91
7.2.100.0140.01115.93
7.2.90.0420.00615.67
7.2.80.0140.00515.73
7.2.70.0110.00715.86
7.2.60.0400.00616.00
7.2.50.0170.00815.85
7.2.40.0300.00615.83
7.2.30.0370.00715.77
7.2.20.0270.00915.86
7.2.10.0450.00615.67
7.2.00.0300.00715.85
7.1.330.0060.00515.62
7.1.320.0030.01115.72
7.1.310.0050.00815.56
7.1.300.0020.01315.46
7.1.290.0050.01015.57
7.1.280.0050.01015.56
7.1.270.0100.00315.57
7.1.260.0020.00915.75
7.1.250.0050.00715.79
7.1.240.0070.00715.56
7.1.230.0140.00414.73
7.1.220.0190.00514.75
7.1.210.0250.00914.41
7.1.200.0160.00614.22
7.1.190.0680.00414.38
7.1.180.0200.00514.22
7.1.170.0160.00914.54
7.1.160.0160.01114.44
7.1.150.0120.00814.45
7.1.140.0180.01114.38
7.1.130.0280.00614.29
7.1.120.0170.00814.48
7.1.110.0480.00914.45
7.1.100.0610.00314.45
7.1.90.0080.00814.39
7.1.80.0410.00814.50
7.1.70.0180.00314.38
7.1.60.0300.00726.43
7.1.50.0220.01126.43
7.1.40.0290.00526.17
7.1.30.0270.00626.36
7.1.20.0480.01226.39
7.1.10.0320.00814.36
7.1.00.0340.00814.30
7.0.330.0000.01015.09
7.0.320.0060.00314.93
7.0.310.0130.00914.08
7.0.300.0170.00713.96
7.0.290.0270.00513.99
7.0.280.0200.00413.93
7.0.270.0430.01014.03
7.0.260.0420.00814.08
7.0.250.0490.00613.95
7.0.240.0540.00514.04
7.0.230.0230.00514.00
7.0.220.0440.00814.01
7.0.210.0190.01014.01
7.0.200.1180.00614.05
7.0.190.0170.00414.06
7.0.180.0440.00813.79
7.0.170.0210.00414.02
7.0.160.0140.00714.08
7.0.150.0160.00613.90
7.0.140.0460.00913.98
7.0.130.0160.00813.94
7.0.120.0200.00514.10
7.0.110.0760.00613.87
7.0.100.0300.00714.00
7.0.90.0460.00814.03
7.0.80.0140.00913.97
7.0.70.0150.00513.87
7.0.60.0180.00513.91
7.0.50.0170.00514.02
7.0.40.0140.01113.34
7.0.30.0170.00513.38
7.0.20.0330.00713.48
7.0.10.0160.00813.32
7.0.00.0560.00913.35
5.6.400.0030.01014.13
5.6.390.0030.00614.00
5.6.380.0040.00713.92
5.6.370.0040.00814.50
5.6.360.0040.00714.41
5.6.350.0030.01014.25
5.6.340.0040.00814.04
5.6.330.0030.01014.18
5.6.320.0000.01214.45
5.6.310.0140.00014.39
5.6.300.0030.00914.41
5.6.290.0030.01014.33
5.6.280.0100.00714.50
5.6.270.0040.00714.28
5.6.260.0040.00814.29
5.6.250.0070.00714.17
5.6.240.0000.01614.21
5.6.230.0060.00614.13
5.6.220.0070.00314.07
5.6.210.0080.00814.22
5.6.200.0040.01113.82
5.6.190.0000.01114.29
5.6.180.0040.00813.90
5.6.170.0040.00814.13
5.6.160.0000.01113.96
5.6.150.0060.00613.89
5.6.140.0090.00914.19
5.6.130.0070.00714.02
5.6.120.0040.01114.13
5.6.110.0040.01114.23
5.6.100.0160.00014.02
5.6.90.0050.00514.40
5.6.80.0000.01113.85
5.6.70.0000.00914.20
5.6.60.0000.01113.91
5.6.50.0060.00613.99
5.6.40.0070.00713.67
5.6.30.0070.00713.67
5.6.20.0050.00514.05
5.6.10.0070.00314.30
5.6.00.0040.00714.22

preferences:
37.73 ms | 400 KiB | 5 Q