3v4l.org

run code in 300+ PHP versions simultaneously
<?php $arr = array( '', false, null, 0, 0.4, -.1, "\0" ); $arr = array_flip($arr); $arr = array_flip($arr); $arr = array_values($arr); print_r($arr);

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)
8.4.130.0070.00217.59
8.4.120.0120.00820.59
8.4.110.0110.00820.59
8.4.100.0120.00817.65
8.4.90.0070.01220.70
8.4.80.0060.00218.79
8.4.70.0060.00218.79
8.4.60.0120.00918.38
8.4.50.0100.01017.70
8.4.40.0190.00020.61
8.4.30.0090.00622.13
8.4.20.0140.00418.77
8.4.10.0060.00923.88
8.3.260.0120.00716.38
8.3.250.0140.00518.63
8.3.240.0110.00816.64
8.3.230.0110.00816.42
8.3.220.0090.00918.79
8.3.210.0090.00816.69
8.3.200.0050.00416.78
8.3.190.0090.00918.75
8.3.180.0110.00818.07
8.3.170.0140.00318.52
8.3.160.0060.01218.52
8.3.150.0100.00717.20
8.3.140.0050.00322.57
8.3.130.0030.00618.45
8.3.120.0040.00420.65
8.3.110.0040.00420.94
8.3.100.0000.00816.62
8.3.90.0040.00418.57
8.3.80.0000.01217.97
8.3.70.0090.00918.43
8.3.60.0150.00616.49
8.3.50.0140.00716.54
8.3.40.0060.01221.82
8.3.30.0100.01018.54
8.3.20.0080.00024.18
8.3.10.0000.00824.66
8.3.00.0040.00426.16
8.2.290.0090.00618.66
8.2.280.0120.00718.30
8.2.270.0110.00717.28
8.2.260.0030.01517.06
8.2.250.0030.00618.09
8.2.240.0090.00017.05
8.2.230.0050.00522.58
8.2.220.0060.00324.06
8.2.210.0110.00426.77
8.2.200.0060.00318.54
8.2.190.0040.01116.58
8.2.180.0110.00716.88
8.2.170.0140.00719.00
8.2.160.0110.00322.96
8.2.150.0040.00425.66
8.2.140.0080.00024.66
8.2.130.0040.00426.16
8.2.120.0080.00021.03
8.2.110.0040.00422.07
8.2.100.0100.00319.51
8.2.90.0100.00017.63
8.2.80.0000.00818.68
8.2.70.0000.00817.50
8.2.60.0160.00217.25
8.2.50.0100.00817.31
8.2.40.0120.00617.38
8.2.30.0110.00617.31
8.2.20.0190.00017.18
8.2.10.0110.00717.62
8.2.00.0150.00317.49
8.1.330.0110.00718.22
8.1.320.0090.01019.65
8.1.310.0150.00316.84
8.1.300.0050.00320.06
8.1.290.0030.00618.88
8.1.280.0070.00725.92
8.1.270.0000.00724.66
8.1.260.0040.00426.35
8.1.250.0050.00328.09
8.1.240.0060.00320.66
8.1.230.0040.00817.82
8.1.220.0040.00417.74
8.1.210.0030.00518.77
8.1.200.0080.00017.35
8.1.190.0120.00416.88
8.1.180.0120.00416.88
8.1.170.0130.00317.05
8.1.160.0070.00917.06
8.1.150.0100.00616.92
8.1.140.0080.00817.04
8.1.130.0120.00417.00
8.1.120.0100.00717.17
8.1.110.0100.00617.13
8.1.100.0140.00417.11
8.1.90.0120.00417.06
8.1.80.0100.00617.06
8.1.70.0120.00617.05
8.1.60.0120.00617.31
8.1.50.0150.00317.17
8.1.40.0160.00217.24
8.1.30.0110.00617.29
8.1.20.0140.00317.25
8.1.10.0110.00617.11
8.1.00.0140.00417.12
8.0.300.0040.00418.77
8.0.290.0040.00416.63
8.0.280.0140.00516.52
8.0.270.0100.00716.57
8.0.260.0090.00716.52
8.0.250.0110.00416.52
8.0.240.0110.00616.52
8.0.230.0120.00516.75
8.0.220.0100.00516.63
8.0.210.0130.00316.52
8.0.200.0120.00416.52
8.0.190.0100.00616.52
8.0.180.0130.00416.63
8.0.170.0090.00716.57
8.0.160.0150.00216.63
8.0.150.0140.00316.52
8.0.140.0130.00516.57
8.0.130.0130.00416.52
8.0.120.0140.00216.62
8.0.110.0140.00216.52
8.0.100.0130.00316.52
8.0.90.0120.00516.52
8.0.80.0160.00016.52
8.0.70.0120.00416.63
8.0.60.0110.00416.57
8.0.50.0130.00216.57
8.0.30.0100.00516.57
8.0.20.0100.00516.63
8.0.10.0140.00216.68
8.0.00.0120.00416.75
7.4.330.0120.00016.52
7.4.320.0140.00216.52
7.4.300.0060.00916.52
7.4.290.0110.00416.52
7.4.280.0060.00916.52
7.4.270.0130.00316.52
7.4.260.0060.01116.52
7.4.250.0130.00316.52
7.4.240.0180.00016.52
7.4.230.0140.00216.52
7.4.220.0130.00316.52
7.4.210.0110.00416.52
7.4.200.0100.00516.52
7.4.190.0060.00916.52
7.4.180.0130.00316.52
7.4.160.0140.00016.52
7.4.150.0140.00016.52
7.4.140.0110.00316.52
7.4.130.0150.00016.52
7.4.120.0150.00016.52
7.4.110.0100.00416.52
7.4.100.0150.00016.52
7.4.90.0140.00016.52
7.4.80.0090.00616.52
7.4.70.0130.00216.52
7.4.60.0110.00316.52
7.4.50.0070.00716.52
7.4.40.0120.00316.52
7.4.30.0110.00416.52
7.4.20.0140.00016.52
7.4.10.0090.00616.52
7.4.00.0160.00516.52
7.3.330.0110.00616.52
7.3.320.0150.00016.52
7.3.310.0110.00616.52
7.3.300.0000.01416.52
7.3.290.0110.00416.52
7.3.280.0050.01116.52
7.3.270.0070.00716.52
7.3.260.0130.00316.52
7.3.250.0070.00716.52
7.3.240.0110.00416.52
7.3.230.0070.00816.52
7.3.220.0110.00516.52
7.3.210.0110.00416.52
7.3.200.0100.00516.52
7.3.190.0080.00816.52
7.3.180.0160.00016.52
7.3.170.0050.01016.52
7.3.160.0110.00416.52
7.3.150.0130.00316.52
7.3.140.0100.00516.52
7.3.130.0120.00316.52
7.3.120.0070.00716.52
7.3.110.0150.00016.52
7.3.100.0070.00716.52
7.3.90.0110.00416.52
7.3.80.0150.00016.52
7.3.70.0150.00416.52
7.3.60.0080.00816.52
7.3.50.0140.00316.52
7.3.40.0000.01416.52
7.3.30.0140.00016.52
7.3.20.0090.00616.52
7.3.10.0110.00516.52
7.3.00.0090.00716.52
7.2.340.0050.01016.52
7.2.330.0140.00016.52
7.2.320.0090.00616.52
7.2.310.0110.00416.52
7.2.300.0110.00316.52
7.2.290.0110.00416.52
7.2.280.0140.00016.52
7.2.270.0140.00016.52
7.2.260.0090.00516.52
7.2.250.0110.00416.52
7.2.240.0070.00716.52
7.2.230.0070.00716.52
7.2.220.0050.01016.52
7.2.210.0140.00016.52
7.2.200.0100.00516.52
7.2.190.0120.00416.52
7.2.180.0110.00616.52
7.2.170.0120.00316.52
7.2.160.0130.00316.52
7.2.150.0160.00416.52
7.2.140.0090.00716.52
7.2.130.0150.00416.52
7.2.120.0160.00016.52
7.2.110.0150.00016.52
7.2.100.0270.00316.52
7.2.90.0120.00416.52
7.2.80.0090.00616.52
7.2.70.0100.00516.52
7.2.60.0120.00416.52
7.2.50.0130.00216.52
7.2.40.0080.00816.52
7.2.30.0100.00516.52
7.2.20.0130.00316.52
7.2.10.0110.00516.52
7.2.00.0080.00816.52
7.1.330.0090.00416.52
7.1.320.0150.00016.52
7.1.310.0100.00516.52
7.1.300.0110.00316.52
7.1.290.0100.00616.52
7.1.280.0000.01416.52
7.1.270.0090.00616.52
7.1.260.0110.00416.52
7.1.250.0110.00516.52
7.1.240.0100.00616.52
7.1.230.0050.00816.52
7.1.220.0250.00016.52
7.1.210.0080.01016.52
7.1.200.0090.00616.52
7.1.190.0140.00316.52
7.1.180.0100.00516.52
7.1.170.0140.00016.52
7.1.160.0090.00516.52
7.1.150.0070.00716.52
7.1.140.0070.00716.52
7.1.130.0120.00416.52
7.1.120.0050.01016.52
7.1.110.0140.00016.52
7.1.100.0110.00416.52
7.1.90.0080.00816.52
7.1.80.0110.00316.52
7.1.70.0140.00016.52
7.1.60.0150.00016.52
7.1.50.0140.00016.52
7.1.40.0080.00716.52
7.1.30.0090.00616.52
7.1.20.0000.01516.52
7.1.10.0060.00916.52
7.1.00.0280.00816.52
7.0.330.0150.00016.52
7.0.320.0090.00416.52
7.0.310.0150.00016.52
7.0.300.0140.00016.52
7.0.290.0100.00316.52
7.0.280.0050.01016.52
7.0.270.0150.00516.52
7.0.260.0050.01016.52
7.0.250.0150.00016.52
7.0.240.0110.00416.52
7.0.230.0160.00016.52
7.0.220.0130.00316.52
7.0.210.0070.00716.52
7.0.200.0070.00716.52
7.0.190.0090.00516.52
7.0.180.0140.00016.52
7.0.170.0100.00316.52
7.0.160.0130.00016.52
7.0.150.0000.01316.52
7.0.140.0130.00316.52
7.0.130.0120.00416.52
7.0.120.0340.00016.52
7.0.110.0050.01016.52
7.0.100.0110.00416.52
7.0.90.0050.00916.52
7.0.80.0100.00316.52
7.0.70.0100.00316.52
7.0.60.0050.00916.52
7.0.50.0100.00316.52
7.0.40.0130.00016.52
7.0.30.0100.00316.52
7.0.20.0080.00416.52
7.0.10.0110.00216.52
7.0.00.0040.01116.52
5.6.400.0140.00016.52
5.6.390.0110.00416.52
5.6.380.0050.00916.52
5.6.370.0080.00816.52
5.6.360.0140.00016.52
5.6.350.0080.00416.52
5.6.340.0070.00716.52
5.6.330.0130.00016.52
5.6.320.0110.00316.52
5.6.310.0120.00416.52
5.6.300.0120.00316.52
5.6.290.0110.00316.52
5.6.280.0120.00016.52
5.6.270.0090.00416.52
5.6.260.0080.00416.52
5.6.250.0070.00716.52
5.6.240.0040.00816.52
5.6.230.0100.00316.52
5.6.220.0140.00016.52
5.6.210.0110.00316.52
5.6.200.0130.00016.52
5.6.190.0090.00316.52
5.6.180.0100.00316.52
5.6.170.0050.00916.52
5.6.160.0130.00016.52
5.6.150.0050.00816.52
5.6.140.0100.00316.52
5.6.130.0130.00016.52
5.6.120.0100.00316.52
5.6.110.0120.00016.52
5.6.100.0080.00516.52
5.6.90.0070.00716.52
5.6.80.0090.00416.52
5.6.70.0120.00016.52
5.6.60.0060.00616.52
5.6.50.0150.00016.52
5.6.40.0140.00016.52
5.6.30.0090.00316.52
5.6.20.0030.01016.52
5.6.10.0130.00016.52
5.6.00.0080.00416.52
5.5.380.0090.00416.52
5.5.370.0080.00616.52
5.5.360.0100.00516.52
5.5.350.0040.00816.52
5.5.340.0120.00016.52
5.5.330.0130.00016.52
5.5.320.0080.00416.52
5.5.310.0050.00716.52
5.5.300.0090.00416.52
5.5.290.0120.00216.52
5.5.280.0070.00716.52
5.5.270.0090.00516.52
5.5.260.0100.00316.52
5.5.250.0060.00616.52
5.5.240.0030.00916.52
5.5.230.0060.00616.52
5.5.220.0080.00416.52
5.5.210.0090.00316.52
5.5.200.0080.00416.52
5.5.190.0070.00516.52
5.5.180.0050.00716.52
5.5.170.0090.00416.52
5.5.160.0100.00316.52
5.5.150.0030.00916.52
5.5.140.0040.00816.52
5.5.130.0000.01216.52
5.5.120.0040.00916.52
5.5.110.0130.00016.52
5.5.100.0160.00016.52
5.5.90.0150.00016.52
5.5.80.0030.00916.52
5.5.70.0080.00416.52
5.5.60.0080.00416.52
5.5.50.0040.00816.52
5.5.40.0080.00516.52
5.5.30.0090.00316.52
5.5.20.0060.00616.52
5.5.10.0070.00716.52
5.5.00.0080.00416.52
5.4.450.0070.00316.52
5.4.440.0070.00316.52
5.4.430.0040.00716.52
5.4.420.0100.00016.52
5.4.410.0070.00416.52
5.4.400.0100.00016.52
5.4.390.0070.00416.52
5.4.380.0040.00716.52
5.4.370.0080.00316.52
5.4.360.0030.00616.52
5.4.350.0050.00516.52
5.4.340.0100.00016.52
5.4.330.0050.00516.52
5.4.320.0050.00516.52
5.4.310.0100.00016.52
5.4.300.0070.00216.52
5.4.290.0050.00516.52
5.4.280.0120.00016.52
5.4.270.0110.00016.52
5.4.260.0110.00016.52
5.4.250.0080.00416.52
5.4.240.0070.00316.52
5.4.230.0100.00016.52
5.4.220.0050.00516.52
5.4.210.0120.00016.52
5.4.200.0080.00416.52
5.4.190.0100.00016.52
5.4.180.0150.00016.52
5.4.170.0000.01116.52
5.4.160.0060.00616.52
5.4.150.0050.00516.52
5.4.140.0070.00316.52
5.4.130.0100.00016.52
5.4.120.0050.00516.52
5.4.110.0100.00016.52
5.4.100.0100.00016.52
5.4.90.0030.00716.52
5.4.80.0100.00016.52
5.4.70.0000.00916.52
5.4.60.0070.00216.52
5.4.50.0090.00016.52
5.4.40.0000.00916.52
5.4.30.0090.00016.52
5.4.20.0100.00016.52
5.4.10.0050.00516.52
5.4.00.0060.00316.52
5.3.290.0070.00316.52
5.3.280.0000.00916.52
5.3.270.0080.00316.52
5.3.260.0100.00016.52
5.3.250.0050.00516.52
5.3.240.0050.00516.52
5.3.230.0070.00216.52
5.3.220.0070.00216.52
5.3.210.0110.00016.52
5.3.200.0050.00516.52
5.3.190.0100.00016.52
5.3.180.0100.00016.52
5.3.170.0000.01016.52
5.3.160.0050.00516.52
5.3.150.0070.00316.52
5.3.140.0070.00316.52
5.3.130.0090.00216.52
5.3.120.0110.00016.52
5.3.110.0110.00016.52
5.3.100.0100.00016.52
5.3.90.0040.00716.52
5.3.80.0130.00016.52
5.3.70.0110.00016.52
5.3.60.0090.00016.52
5.3.50.0090.00016.52
5.3.40.0110.00016.52
5.3.30.0070.00216.52
5.3.20.0100.00016.52
5.3.10.0080.00216.52
5.3.00.0050.00516.52
5.2.170.0060.00216.52
5.2.160.0000.00816.52
5.2.150.0040.00416.52
5.2.140.0080.00016.52
5.2.130.0030.00516.52
5.2.120.0080.00016.52
5.2.110.0040.00416.52
5.2.100.0030.00616.52
5.2.90.0040.00416.52
5.2.80.0050.00416.52
5.2.70.0030.00616.52
5.2.60.0060.00216.52
5.2.50.0050.00316.52
5.2.40.0070.00016.52
5.2.30.0080.00016.52
5.2.20.0080.00016.52
5.2.10.0050.00316.52
5.2.00.0090.00016.52
5.1.60.0040.00416.52
5.1.50.0040.00416.52
5.1.40.0050.00216.52
5.1.30.0040.00416.52
5.1.20.0070.00016.52
5.1.10.0070.00016.52
5.1.00.0080.00016.52
5.0.50.0040.00216.52
5.0.40.0060.00016.52
5.0.30.0000.00716.52
5.0.20.0000.00716.52
5.0.10.0030.00316.52
5.0.00.0040.00216.52
4.4.90.0000.00416.52
4.4.80.0000.00416.52
4.4.70.0020.00216.52
4.4.60.0000.00316.52
4.4.50.0000.00316.52
4.4.40.0000.00316.52
4.4.30.0030.00016.52
4.4.20.0040.00016.52
4.4.10.0030.00016.52
4.4.00.0000.00316.52
4.3.110.0000.00416.52
4.3.100.0040.00016.52
4.3.90.0030.00016.52
4.3.80.0040.00016.52
4.3.70.0040.00016.52
4.3.60.0030.00016.52
4.3.50.0000.00316.52
4.3.40.0040.00016.52
4.3.30.0030.00016.52
4.3.20.0030.00016.52
4.3.10.0000.00316.52
4.3.00.0000.00316.52

preferences:
94.63 ms | 403 KiB | 5 Q