3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array = array(1,2,3,4); foreach ($array as $key => &$value) { $value = &$value . ' R$'; } var_dump($array);

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)
8.3.60.0090.00916.35
8.3.50.0140.00521.98
8.3.40.0190.00018.73
8.3.30.0040.01118.54
8.3.20.0040.00418.48
8.3.10.0040.00421.90
8.3.00.0080.00021.82
8.2.180.0070.01416.38
8.2.170.0110.00722.96
8.2.160.0130.00322.21
8.2.150.0030.00524.18
8.2.140.0000.00724.66
8.2.130.0040.00419.55
8.2.120.0070.00026.35
8.2.110.0030.00720.87
8.2.100.0110.00017.79
8.2.90.0040.00418.34
8.2.80.0050.00317.97
8.2.70.0030.00617.63
8.2.60.0030.00617.93
8.2.50.0030.00618.10
8.2.40.0080.00020.59
8.2.30.0080.00019.07
8.2.20.0050.00217.92
8.2.10.0030.00618.16
8.2.00.0030.00517.74
8.1.280.0140.00325.92
8.1.270.0080.00022.18
8.1.260.0040.00428.09
8.1.250.0070.00028.09
8.1.240.0030.00524.03
8.1.230.0100.00020.88
8.1.220.0050.00317.91
8.1.210.0080.00018.77
8.1.200.0100.00017.35
8.1.190.0030.00617.70
8.1.180.0000.00818.10
8.1.170.0000.00818.91
8.1.160.0040.00422.04
8.1.150.0040.00418.80
8.1.140.0040.00419.61
8.1.130.0000.00717.68
8.1.120.0000.00717.37
8.1.110.0040.00417.45
8.1.100.0020.00517.46
8.1.90.0000.00717.36
8.1.80.0040.00417.52
8.1.70.0000.00717.45
8.1.60.0000.00817.49
8.1.50.0040.00417.48
8.1.40.0000.00717.40
8.1.30.0000.00817.71
8.1.20.0030.00517.58
8.1.10.0030.00717.49
8.1.00.0050.00217.27
8.0.300.0040.00420.07
8.0.290.0080.00016.75
8.0.280.0070.00018.45
8.0.270.0040.00417.23
8.0.260.0060.00017.26
8.0.250.0030.00316.87
8.0.240.0030.00316.95
8.0.230.0050.00316.92
8.0.220.0040.00416.91
8.0.210.0070.00016.94
8.0.200.0000.00616.89
8.0.190.0040.00416.85
8.0.180.0070.00016.82
8.0.170.0040.00416.94
8.0.160.0000.01216.96
8.0.150.0070.00016.87
8.0.140.0050.00216.82
8.0.130.0070.00013.40
8.0.120.0080.00016.91
8.0.110.0020.00516.87
8.0.100.0000.00716.76
8.0.90.0050.00216.88
8.0.80.0120.00416.88
8.0.70.0000.00716.95
8.0.60.0080.00016.91
8.0.50.0040.00416.77
8.0.30.0100.00816.94
8.0.20.0090.01117.40
8.0.10.0070.00017.07
8.0.00.0110.00716.83
7.4.330.0030.00315.55
7.4.320.0030.00316.49
7.4.300.0000.00616.56
7.4.290.0030.00516.57
7.4.280.0040.00416.59
7.4.270.0000.00716.55
7.4.260.0000.00616.50
7.4.250.0030.00316.55
7.4.240.0000.00816.39
7.4.230.0000.00716.69
7.4.220.0070.01016.65
7.4.210.0090.00916.45
7.4.200.0000.00716.49
7.4.160.0110.00816.52
7.4.150.0070.01317.40
7.4.140.0090.00817.86
7.4.130.0110.01016.49
7.4.120.0070.01116.51
7.4.110.0080.00816.50
7.4.100.0070.01116.39
7.4.90.0140.00316.39
7.4.80.0090.00819.39
7.4.70.0130.01016.36
7.4.60.0080.00816.27
7.4.50.0060.00916.36
7.4.40.0060.01516.39
7.4.30.0120.00616.36
7.4.00.0090.00914.73
7.3.330.0030.00313.18
7.3.320.0020.00213.16
7.3.310.0030.00316.19
7.3.300.0030.00316.29
7.3.290.0040.01016.24
7.3.280.0070.01116.23
7.3.270.0110.01117.40
7.3.260.0060.01116.38
7.3.250.0060.01016.34
7.3.240.0110.00916.34
7.3.230.0030.01416.39
7.3.210.0120.00616.55
7.3.200.0080.00816.32
7.3.190.0110.00616.39
7.3.180.0170.00016.45
7.3.170.0110.00816.32
7.3.160.0060.00916.23
7.2.330.0100.00716.80
7.2.320.0090.00916.38
7.2.310.0090.00916.57
7.2.300.0070.01116.68
7.2.290.0130.01016.70
7.2.60.0070.01016.92
7.2.50.0040.00416.88
7.2.00.0030.00919.43
7.1.200.0100.01015.75
7.1.70.0090.00617.28
7.1.60.0060.00617.23
7.1.00.0030.07722.36
7.0.200.0220.00614.77
7.0.120.0100.06722.14
7.0.110.0100.05722.16
7.0.100.0200.05322.05
7.0.90.0130.05322.05
7.0.80.0130.05322.18
7.0.70.0070.05322.14
7.0.60.0100.05322.08
7.0.50.0030.06322.14
7.0.40.0070.05322.15
7.0.30.0100.05722.12
7.0.20.0170.04722.07
7.0.10.0070.05322.02
7.0.00.0100.05022.07
5.6.270.0070.06021.11
5.6.260.0070.05721.13
5.6.250.0130.05321.03
5.6.240.0130.05320.81
5.6.230.0130.06021.03
5.6.220.0100.05721.00
5.6.210.0100.06020.97
5.6.200.0070.05720.75
5.6.190.0130.06021.04
5.6.180.0070.05321.00
5.6.170.0070.05320.82
5.6.160.0070.05320.94
5.6.150.0070.06720.86
5.6.140.0000.10021.02
5.6.130.0200.04321.02
5.6.120.0170.05020.99
5.6.110.0100.05720.93
5.6.100.0130.06721.03
5.6.90.0130.05320.82
5.6.80.0030.05720.40
5.6.70.0070.05020.20
5.6.60.0100.05320.37
5.6.50.0100.04720.21
5.6.40.0000.05720.21
5.6.30.0030.05720.19
5.6.20.0030.05720.28
5.6.10.0070.07020.40
5.6.00.0100.05720.39

preferences:
33.76 ms | 401 KiB | 5 Q