3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = [1, 2, 3, 4, 5]; for ($i = 5; $i >= 0; $i--) { echo $a[$i]; }

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)
8.3.60.0040.01118.56
8.3.50.0090.00616.51
8.3.40.0070.01018.84
8.3.30.0070.00718.73
8.3.20.0040.00419.02
8.3.10.0080.00021.91
8.3.00.0050.00221.01
8.2.180.0200.00018.29
8.2.170.0070.01122.96
8.2.160.0070.00722.23
8.2.150.0080.00025.66
8.2.140.0000.00724.66
8.2.130.0040.00420.47
8.2.120.0080.00026.35
8.2.110.0110.00420.35
8.2.100.0120.00017.84
8.2.90.0040.00419.40
8.2.80.0050.00317.97
8.2.70.0060.00317.75
8.2.60.0000.00918.03
8.2.50.0000.00818.10
8.2.40.0000.00822.38
8.2.30.0030.00619.38
8.2.20.0040.00418.18
8.2.10.0040.00417.99
8.2.00.0000.00818.03
8.1.280.0140.00425.92
8.1.270.0050.00323.77
8.1.260.0040.00426.35
8.1.250.0050.00328.09
8.1.240.0070.00320.90
8.1.230.0110.00019.24
8.1.220.0060.00317.78
8.1.210.0030.00518.77
8.1.200.0030.00617.22
8.1.190.0040.00417.23
8.1.180.0060.00318.10
8.1.170.0060.00318.51
8.1.160.0040.00419.06
8.1.150.0070.00020.63
8.1.140.0040.00419.52
8.1.130.0030.00318.83
8.1.120.0020.00517.36
8.1.110.0040.00417.28
8.1.100.0040.00417.46
8.1.90.0080.00017.45
8.1.80.0000.00817.36
8.1.70.0040.00417.39
8.1.60.0000.00817.49
8.1.50.0000.00817.45
8.1.40.0000.01017.53
8.1.30.0000.00817.57
8.1.20.0040.00417.49
8.1.10.0000.00717.64
8.1.00.0040.00417.40
8.0.300.0000.00718.77
8.0.290.0000.00716.75
8.0.280.0070.00018.49
8.0.270.0000.00717.17
8.0.260.0060.00316.89
8.0.250.0080.00017.00
8.0.240.0030.00316.93
8.0.230.0030.00316.96
8.0.220.0040.00416.79
8.0.210.0000.00816.93
8.0.200.0060.00016.97
8.0.190.0060.00316.99
8.0.180.0040.00416.92
8.0.170.0000.00716.88
8.0.160.0000.00716.92
8.0.150.0070.00016.75
8.0.140.0070.00016.74
8.0.130.0000.00613.34
8.0.120.0040.00416.74
8.0.110.0070.00016.79
8.0.100.0000.00716.75
8.0.90.0000.00716.95
8.0.80.0140.00716.88
8.0.70.0040.00416.96
8.0.60.0000.00717.01
8.0.50.0040.00416.89
8.0.30.0100.00817.07
8.0.20.0070.01417.40
8.0.10.0070.00016.90
8.0.00.0120.00617.04
7.4.330.0000.00415.55
7.4.320.0060.00016.59
7.4.300.0000.00716.50
7.4.290.0040.00416.55
7.4.280.0040.00416.55
7.4.270.0000.00716.37
7.4.260.0050.00013.14
7.4.250.0030.00316.41
7.4.240.0000.00716.52
7.4.230.0040.00316.64
7.4.220.0070.01016.63
7.4.210.0000.01416.53
7.4.200.0000.00716.54
7.4.160.0100.00716.45
7.4.150.0200.00317.40
7.4.140.0120.00717.86
7.4.130.0060.01516.58
7.4.120.0100.00716.51
7.4.110.0070.01016.36
7.4.100.0100.01216.46
7.4.90.0080.00916.43
7.4.80.0070.01019.39
7.4.70.0100.01016.66
7.4.60.0120.00316.38
7.4.50.0060.00916.51
7.4.40.0100.00716.40
7.4.30.0100.01016.41
7.4.00.0090.00614.75
7.3.330.0020.00213.22
7.3.320.0030.00313.18
7.3.310.0000.00716.32
7.3.300.0000.00716.34
7.3.290.0120.00416.39
7.3.280.0080.00816.34
7.3.270.0060.01217.40
7.3.260.0100.00616.47
7.3.250.0090.01116.44
7.3.240.0120.00616.40
7.3.230.0120.00616.41
7.3.210.0120.00616.36
7.3.200.0030.01316.50
7.3.190.0070.01016.39
7.3.180.0070.01016.69
7.3.170.0090.00616.46
7.3.160.0130.00316.39
7.2.330.0060.01016.64
7.2.320.0120.01216.50
7.2.310.0090.00916.77
7.2.300.0080.00816.79
7.2.290.0150.00516.41
7.2.60.0060.00916.82
7.2.00.0040.00819.58
7.1.200.0060.00615.23
7.1.100.0050.01518.08
7.1.70.0000.00717.13
7.1.60.1130.00733.21
7.1.50.0900.02032.98
7.1.40.1030.00732.72
7.1.30.1300.01332.46
7.1.20.0970.01032.68
7.1.10.0800.00714.82
7.1.00.0800.01014.82
7.0.200.0870.01014.88
7.0.190.0870.00715.00
7.0.180.1330.01314.38
7.0.170.1530.00714.38
7.0.160.1100.00714.42
7.0.150.0870.01014.37
7.0.140.0800.01014.27
7.0.130.0770.00714.65
7.0.120.0930.01014.82
7.0.110.0730.01014.64
7.0.100.0730.01014.50
7.0.90.0800.00714.64
7.0.80.0830.00314.61
7.0.70.0800.00314.64
7.0.60.0730.01314.08
7.0.50.0800.00714.49
7.0.40.0730.01014.68
7.0.30.0670.01014.77
7.0.20.0800.01014.64
7.0.10.0800.01014.71
7.0.00.1130.01014.71

preferences:
60.76 ms | 401 KiB | 5 Q