3v4l.org

run code in 300+ PHP versions simultaneously
<?php $ary = array(1, 2, 3); foreach ($ary as &$v) {} $v2 = $v; $v2 = 4; var_dump($v); var_dump($v2); var_dump($ary); $ary2 = array(4, 5, 6); foreach ($ary2 as $v) { } var_dump($ary);

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)
8.3.60.0140.00716.75
8.3.50.0170.00318.18
8.3.40.0070.01018.60
8.3.30.0070.00718.58
8.3.20.0000.00721.85
8.3.10.0040.00421.95
8.3.00.0040.00419.47
8.2.180.0180.00418.50
8.2.170.0090.00922.96
8.2.160.0100.00319.27
8.2.150.0000.00924.18
8.2.140.0040.00424.66
8.2.130.0080.00020.51
8.2.120.0040.00426.35
8.2.110.0030.00622.07
8.2.100.0110.00017.78
8.2.90.0040.00719.17
8.2.80.0000.00817.97
8.2.70.0090.00017.63
8.2.60.0000.00818.05
8.2.50.0000.00818.10
8.2.40.0070.00020.59
8.2.30.0050.00319.23
8.2.20.0040.00418.04
8.2.10.0000.00717.99
8.2.00.0000.00718.03
8.1.280.0070.01325.92
8.1.270.0000.00820.64
8.1.260.0070.00026.35
8.1.250.0000.00728.09
8.1.240.0060.00323.84
8.1.230.0070.00322.13
8.1.220.0000.00817.78
8.1.210.0000.00818.77
8.1.200.0060.00317.25
8.1.190.0090.00017.35
8.1.180.0000.00818.10
8.1.170.0000.00818.55
8.1.160.0000.00718.99
8.1.150.0030.00618.89
8.1.140.0040.00419.62
8.1.130.0030.00318.73
8.1.120.0070.00017.47
8.1.110.0030.00517.46
8.1.100.0040.00317.36
8.1.90.0000.00817.48
8.1.80.0040.00417.49
8.1.70.0040.00417.32
8.1.60.0000.00717.63
8.1.50.0030.00517.50
8.1.40.0040.00417.54
8.1.30.0040.00417.52
8.1.20.0040.00417.55
8.1.10.0030.00517.30
8.1.00.0040.00417.40
8.0.300.0080.00018.77
8.0.290.0070.00016.75
8.0.280.0050.00218.43
8.0.270.0030.00317.25
8.0.260.0070.00017.26
8.0.250.0030.00316.82
8.0.240.0030.00516.82
8.0.230.0000.00716.96
8.0.220.0030.00316.92
8.0.210.0080.00016.90
8.0.200.0030.00316.84
8.0.190.0000.00916.94
8.0.180.0000.00716.79
8.0.170.0030.00516.97
8.0.160.0030.00316.84
8.0.150.0050.00216.82
8.0.140.0040.00416.87
8.0.130.0030.00313.27
8.0.120.0030.00516.82
8.0.110.0080.00016.71
8.0.100.0070.00016.78
8.0.90.0020.00516.88
8.0.80.0070.01316.84
8.0.70.0040.00416.84
8.0.60.0040.00416.84
8.0.50.0040.00416.95
8.0.30.0050.01217.06
8.0.20.0150.01517.40
8.0.10.0030.00316.79
8.0.00.0110.00816.64
7.4.330.0000.00615.55
7.4.320.0000.00616.55
7.4.300.0030.00316.50
7.4.290.0040.00416.54
7.4.280.0000.00716.48
7.4.270.0060.00316.62
7.4.260.0050.00216.41
7.4.250.0050.00216.39
7.4.240.0070.00016.59
7.4.230.0030.00316.43
7.4.220.0070.01016.55
7.4.210.0140.00016.55
7.4.200.0040.00416.25
7.4.160.0120.00716.54
7.4.150.0080.01217.40
7.4.140.0130.00817.86
7.4.130.0260.00016.46
7.4.120.0070.01316.59
7.4.110.0040.01416.43
7.4.100.0070.01116.30
7.4.90.0030.01416.57
7.4.80.0090.00919.39
7.4.70.0120.00616.34
7.4.60.0100.00716.52
7.4.50.0080.00816.46
7.4.40.0110.00916.55
7.4.30.0060.00916.46
7.4.00.0060.00915.02
7.3.330.0000.00513.25
7.3.320.0030.00213.31
7.3.310.0050.00516.32
7.3.300.0000.00716.34
7.3.290.0030.01316.34
7.3.280.0110.00816.33
7.3.270.0030.01217.40
7.3.260.0070.01016.30
7.3.250.0090.01216.32
7.3.240.0100.00716.39
7.3.230.0120.01016.45
7.3.210.0060.01116.50
7.3.200.0140.00716.34
7.3.190.0090.00916.29
7.3.180.0140.00516.45
7.3.170.0030.01316.26
7.3.160.0110.00416.49
7.2.330.0100.01416.39
7.2.320.0110.00616.73
7.2.310.0140.00316.54
7.2.300.0130.00316.39
7.2.290.0080.01016.66
7.2.60.0030.01016.39
7.2.00.0030.01019.65
7.1.200.0060.00615.91
7.1.100.0060.00918.17
7.1.70.0030.00817.23
7.1.60.0070.00417.03
7.1.50.0000.01316.84
7.1.40.0110.00016.44
7.1.30.0120.00916.64
7.1.20.0060.01516.61
7.1.10.0030.00616.61
7.1.00.0040.00716.70
7.0.200.0000.00716.79
7.0.190.0000.00716.68
7.0.180.0040.00416.20
7.0.170.0040.00416.42
7.0.160.0070.00716.34
7.0.150.0060.00316.25
7.0.140.0050.00516.13
7.0.130.0040.00416.44
7.0.120.0060.00316.46
7.0.110.0000.01016.42
7.0.100.0020.00516.43
7.0.90.0000.00916.30
7.0.80.0000.00716.34
7.0.70.0000.00716.38
7.0.60.0000.00816.33
7.0.50.0000.00816.49
7.0.40.0020.00514.96
7.0.30.0030.00314.96
7.0.20.0000.00714.96
7.0.10.0000.00714.96
7.0.00.0030.00614.96

preferences:
49.27 ms | 400 KiB | 5 Q