3v4l.org

run code in 300+ PHP versions simultaneously
<?php $unique = [null, '', .0, false, null, 0, '0.0', -.1, "\0", false]; $duplicated=array(); foreach($unique as $k=>$v) { if( ($kt=array_search($v,$unique))!==false and $k!=$kt ) { unset($unique[$kt]); $duplicated[]=$v; } } var_export($unique); var_export($duplicated);

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)
8.4.130.0030.00618.82
8.4.120.0080.00124.05
8.4.110.0070.00418.93
8.4.100.0110.00917.74
8.4.90.0140.00317.70
8.4.80.0010.00817.77
8.4.70.0100.00918.01
8.4.60.0110.01018.73
8.4.50.0120.00818.70
8.4.40.0040.00420.76
8.4.30.0120.00622.35
8.4.20.0070.01018.98
8.4.10.0080.01223.76
8.3.260.0090.01116.68
8.3.250.0110.00718.96
8.3.240.0110.00817.18
8.3.230.0060.00216.57
8.3.220.0080.01019.22
8.3.210.0080.01016.66
8.3.200.0050.00316.49
8.3.190.0120.00618.16
8.3.180.0070.00116.61
8.3.170.0140.00418.93
8.3.160.0150.00318.56
8.3.150.0100.01016.86
8.3.140.0000.00817.32
8.3.130.0080.00018.66
8.3.120.0040.00418.95
8.3.110.0160.00316.62
8.3.100.0050.00316.75
8.3.90.0080.00026.77
8.3.80.0030.00618.43
8.3.70.0120.00316.60
8.3.60.0110.01116.63
8.3.50.0090.01216.59
8.3.40.0070.01021.64
8.3.30.0100.00618.88
8.3.20.0040.00424.18
8.3.10.0040.00424.66
8.3.00.0040.00426.16
8.2.290.0100.00920.59
8.2.280.0090.01122.24
8.2.270.0000.00817.13
8.2.260.0090.00916.71
8.2.250.0090.00618.29
8.2.240.0110.00617.28
8.2.230.0090.00620.94
8.2.220.0060.01024.06
8.2.210.0040.00426.77
8.2.200.0080.00416.63
8.2.190.0150.00316.58
8.2.180.0140.00718.12
8.2.170.0150.00618.91
8.2.160.0070.00722.96
8.2.150.0040.00425.66
8.2.140.0040.00424.66
8.2.130.0070.00026.16
8.2.120.0080.00019.77
8.2.110.0090.00022.28
8.2.100.0120.00017.78
8.2.90.0000.00820.58
8.2.80.0080.00019.28
8.2.70.0000.00817.63
8.2.60.0140.00417.25
8.2.50.0200.00017.25
8.2.40.0120.00517.38
8.2.30.0160.00017.50
8.2.20.0100.00617.50
8.2.10.0130.00317.50
8.2.00.0130.00317.48
8.1.330.0090.00922.04
8.1.320.0140.00616.12
8.1.310.0100.00718.53
8.1.300.0120.00417.85
8.1.290.0070.00318.88
8.1.280.0070.00725.92
8.1.270.0040.00424.66
8.1.260.0080.00026.35
8.1.250.0080.00028.09
8.1.240.0030.00622.60
8.1.230.0120.00022.66
8.1.220.0080.00017.91
8.1.210.0030.00718.96
8.1.200.0000.00817.23
8.1.190.0110.00516.88
8.1.180.0170.00016.88
8.1.170.0110.00517.00
8.1.160.0130.00317.00
8.1.150.0130.00317.13
8.1.140.0150.00417.10
8.1.130.0150.00517.00
8.1.120.0090.00917.25
8.1.110.0060.00917.47
8.1.100.0060.01117.25
8.1.90.0140.00717.24
8.1.80.0160.00017.13
8.1.70.0090.00617.25
8.1.60.0100.01017.50
8.1.50.0150.00217.25
8.1.40.0170.00017.38
8.1.30.0130.00417.38
8.1.20.0110.00717.38
8.1.10.0120.00617.38
8.1.00.0130.00417.00
8.0.300.0000.00819.91
8.0.290.0040.00416.58
8.0.280.0100.00616.52
8.0.270.0090.00916.52
8.0.260.0000.01616.52
8.0.250.0110.00516.72
8.0.240.0170.00016.52
8.0.230.0130.00316.52
8.0.220.0050.01116.52
8.0.210.0130.00316.52
8.0.200.0210.00016.52
8.0.190.0150.00316.63
8.0.180.0170.00016.52
8.0.170.0090.00716.63
8.0.160.0130.00416.52
8.0.150.0110.00516.73
8.0.140.0090.00616.52
8.0.130.0120.00416.52
8.0.120.0100.00516.71
8.0.110.0060.01116.52
8.0.100.0080.00816.63
8.0.90.0160.00016.63
8.0.80.0160.00016.75
8.0.70.0070.00916.75
8.0.60.0090.00616.61
8.0.50.0090.00616.52
8.0.30.0140.00016.75
8.0.20.0140.00016.59
8.0.10.0110.00416.52

preferences:
27.18 ms | 403 KiB | 5 Q