3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = ['a']; function &set_a($value) { static $a = []; if (!in_array($value, $a, TRUE)) { $a[] = $value; } return $a; } $a = &set_a('a'); foreach ($a as &$value) { var_dump($value); set_a('b'); }

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)
8.3.70.0120.00316.88
8.3.60.0070.01418.55
8.3.50.0110.00418.28
8.3.40.0040.01518.84
8.3.30.0080.00818.77
8.3.20.0000.00818.52
8.3.10.0080.00023.61
8.3.00.0000.00820.46
8.2.190.0060.00916.58
8.2.180.0090.00618.31
8.2.170.0170.00022.96
8.2.160.0060.01319.51
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0000.00819.77
8.2.110.0030.00621.00
8.2.100.0090.00317.78
8.2.90.0040.00417.91
8.2.80.0060.00318.03
8.2.70.0060.00317.93
8.2.60.0040.00418.34
8.2.50.0090.00018.10
8.2.40.0000.00719.42
8.2.30.0000.00719.23
8.2.20.0080.00018.10
8.2.10.0040.00419.94
8.2.00.0000.00917.59
8.1.280.0070.01325.92
8.1.270.0050.00518.95
8.1.260.0000.00826.35
8.1.250.0070.00028.09
8.1.240.0060.00323.92
8.1.230.0070.00422.73
8.1.220.0050.00317.78
8.1.210.0000.00818.77
8.1.200.0080.00317.22
8.1.190.0040.00417.23
8.1.180.0030.00518.10
8.1.170.0030.00618.59
8.1.160.0040.00418.80
8.1.150.0000.00718.81
8.1.140.0030.00522.13
8.1.130.0000.00720.18
8.1.120.0040.00417.47
8.1.110.0000.00717.44
8.1.100.0070.00017.35
8.1.90.0050.00317.40
8.1.80.0030.00517.46
8.1.70.0000.00917.45
8.1.60.0050.00317.56
8.1.50.0080.00017.53
8.1.40.0000.00817.48
8.1.30.0040.00417.54
8.1.20.0000.00817.68
8.1.10.0060.00317.54
8.1.00.0040.00417.45
8.0.300.0000.00719.59
8.0.290.0040.00416.75
8.0.280.0070.00018.42
8.0.270.0070.00017.30
8.0.260.0050.00520.10
8.0.250.0000.00716.85
8.0.240.0000.00717.03
8.0.230.0000.00716.98
8.0.220.0040.00416.93
8.0.210.0030.00316.91
8.0.200.0000.00816.82
8.0.190.0080.00016.83
8.0.180.0040.00416.77
8.0.170.0000.00816.80
8.0.160.0030.00616.92
8.0.150.0040.00416.84
8.0.140.0000.00716.79
8.0.130.0000.00613.34
8.0.120.0000.00716.73
8.0.110.0050.00516.81
8.0.100.0040.00416.84
8.0.90.0000.00716.82
8.0.80.0130.00616.85
8.0.70.0050.00316.70
8.0.60.0000.00716.68
8.0.50.0040.00416.68
8.0.30.0100.01217.00
8.0.20.0070.01217.40
8.0.10.0040.00416.79
8.0.00.0120.00616.88
7.4.330.0050.00015.55
7.4.320.0000.00616.48
7.4.300.0060.00016.64
7.4.290.0040.00416.59
7.4.280.0040.00416.62
7.4.270.0000.00816.63
7.4.260.0000.00716.61
7.4.250.0000.00716.47
7.4.240.0070.00016.55
7.4.230.0040.00416.66
7.4.220.0000.00716.67
7.4.210.0040.01216.53
7.4.200.0000.00816.62
7.4.160.0160.00716.45
7.4.140.0120.00817.86
7.4.130.0110.00616.40
7.4.120.0100.00816.53
7.4.110.0110.01016.56
7.4.100.0070.01016.52
7.4.90.0090.01516.57
7.4.80.0130.00719.39
7.4.70.0140.00416.56
7.4.60.0000.01516.62
7.4.50.0040.01516.64
7.4.40.0090.00916.46
7.4.00.0070.01015.06
7.3.330.0000.00513.26
7.3.320.0060.00013.16
7.3.310.0070.00016.35
7.3.300.0030.00316.31
7.3.290.0030.00316.25
7.3.280.0070.00716.18
7.3.260.0090.01216.48
7.3.240.0100.01016.44
7.3.230.0110.00716.61
7.3.210.0090.00616.39
7.3.200.0060.01016.36
7.3.190.0130.01116.31
7.3.180.0200.00316.38
7.3.170.0160.00616.56
7.3.160.0040.01116.66
7.3.120.0100.01014.96
7.3.110.0140.00414.78
7.3.100.0060.00614.89
7.3.90.0120.00614.73
7.3.80.0040.00714.93
7.3.70.0000.00914.78
7.3.60.0080.00014.56
7.3.50.0030.00715.04
7.3.40.0100.00614.63
7.3.30.0060.01314.80
7.3.20.0060.00616.83
7.3.10.0060.00716.50
7.3.00.0090.00616.42
7.2.330.0140.00316.78
7.2.320.0180.00016.48
7.2.310.0060.01216.54
7.2.300.0140.00716.63
7.2.290.0100.00716.52
7.2.250.0060.01214.97
7.2.240.0070.01414.81
7.2.230.0110.01114.92
7.2.220.0070.01114.75
7.2.210.0030.01215.08
7.2.200.0040.00415.21
7.2.190.0090.00614.89
7.2.180.0110.00014.98
7.2.170.0100.01015.08
7.2.130.0040.01116.56
7.2.120.0110.00416.44
7.2.110.0670.00515.75
7.2.100.0820.00315.68
7.2.90.0860.00415.58
7.2.80.0750.00315.68
7.2.70.0860.00315.61
7.2.60.0530.00815.53
7.2.50.0650.00515.89
7.2.40.0650.00615.80
7.2.30.0710.00815.74
7.2.20.0830.01015.46
7.2.10.1070.00815.82
7.2.00.0790.01015.85
7.1.330.0120.00315.79
7.1.320.0150.00315.79
7.1.310.0060.00915.79
7.1.300.0000.01515.68
7.1.290.0060.00915.80
7.1.280.0060.00315.49
7.1.270.0000.01515.79
7.1.260.0070.00315.79
7.1.250.0060.00515.70
7.1.230.1270.01014.00
7.1.220.0950.00013.68
7.1.210.1860.00314.00
7.1.200.1460.01013.64
7.1.190.1420.00713.68
7.1.180.1120.00613.90
7.1.170.1230.00713.84
7.1.160.1350.01213.88
7.1.150.1350.00713.98
7.1.140.2010.00713.88
7.1.130.1430.01013.70
7.1.120.2090.00613.84
7.1.110.1860.00313.69
7.1.100.1270.01013.76
7.1.90.1520.01013.85
7.1.80.1510.00713.91
7.1.70.1490.00613.83
7.1.60.1780.01031.63
7.1.50.2020.00031.59
7.1.40.2150.00631.50
7.1.30.1890.00731.68
7.1.20.2010.00731.64
7.1.10.1840.00013.53
7.1.00.1350.00713.77
5.6.380.0150.00014.26

preferences:
54.49 ms | 401 KiB | 5 Q