3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = (string)123; $sum = 0; for($i=0; $i< strlen($a); ++$i){ $sum = $sum + $a[$i]; } echo $sum;

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)
8.3.60.0090.00918.43
8.3.50.0100.01016.20
8.3.40.0120.00618.90
8.3.30.0090.00618.59
8.3.20.0050.00221.77
8.3.10.0040.00421.90
8.3.00.0060.00317.97
8.2.180.0070.01418.25
8.2.170.0110.00722.96
8.2.160.0040.01121.02
8.2.150.0040.00424.18
8.2.140.0000.00724.66
8.2.130.0070.00022.25
8.2.120.0030.00526.35
8.2.110.0180.00419.33
8.2.100.0080.00317.91
8.2.90.0040.00419.34
8.2.80.0000.00817.97
8.2.70.0030.00517.49
8.2.60.0020.00518.05
8.2.50.0070.00019.21
8.2.40.0040.00420.50
8.2.30.0040.00420.48
8.2.20.0040.00418.16
8.2.10.0040.00418.10
8.2.00.0000.00718.09
8.1.280.0120.00625.92
8.1.270.0040.00423.99
8.1.260.0070.00026.35
8.1.250.0050.00228.09
8.1.240.0140.00321.27
8.1.230.0040.00819.23
8.1.220.0060.00317.74
8.1.210.0100.00018.77
8.1.200.0030.00617.36
8.1.190.0000.00817.00
8.1.180.0020.00518.10
8.1.170.0060.00318.52
8.1.160.0000.00718.80
8.1.150.0000.00720.30
8.1.140.0070.00019.46
8.1.130.0070.00018.87
8.1.120.0000.00717.29
8.1.110.0040.00417.42
8.1.100.0000.00717.44
8.1.90.0040.00417.29
8.1.80.0000.00717.39
8.1.70.0000.00717.41
8.1.60.0000.00717.48
8.1.50.0050.00217.43
8.1.40.0030.00617.43
8.1.30.0000.00817.58
8.1.20.0020.00517.58
8.1.10.0000.00717.61
8.1.00.0040.00417.57
8.0.300.0040.00418.77
8.0.290.0040.00416.75
8.0.280.0000.00718.34
8.0.270.0030.00417.18
8.0.260.0030.00316.75
8.0.250.0030.00317.02
8.0.240.0040.00417.08
8.0.230.0070.00016.93
8.0.220.0030.00316.72
8.0.210.0070.00016.88
8.0.200.0000.00716.99
8.0.190.0030.00516.94
8.0.180.0040.00416.91
8.0.170.0040.00816.90
8.0.160.0000.00816.95
8.0.150.0040.00416.78
8.0.140.0000.00816.81
8.0.130.0040.00413.31
8.0.120.0040.00416.70
8.0.110.0000.00716.75
8.0.100.0000.00716.89
8.0.90.0070.00016.83
8.0.80.0130.00616.92
8.0.70.0070.00016.77
8.0.60.0070.00016.91
8.0.50.0030.00316.71
8.0.30.0070.01117.13
8.0.20.0070.01217.40
8.0.10.0030.00516.80
8.0.00.0000.02216.73
7.4.330.0000.00415.55
7.4.320.0000.00616.35
7.4.300.0030.00316.55
7.4.290.0050.00316.45
7.4.280.0000.00716.51
7.4.270.0000.00816.50
7.4.260.0040.00416.54
7.4.250.0000.01016.50
7.4.240.0030.00316.45
7.4.230.0000.00716.27
7.4.220.0150.00016.38
7.4.210.0090.00616.61
7.4.200.0070.00016.49
7.4.160.0100.00816.30
7.4.150.0110.00617.40
7.4.140.0110.00917.86
7.4.130.0150.00316.50
7.4.120.0100.00716.42
7.4.110.0070.01016.55
7.4.100.0090.01216.57
7.4.90.0120.00616.33
7.4.80.0100.00619.39
7.4.70.0170.00316.48
7.4.60.0140.00316.29
7.4.50.0060.00916.19
7.4.40.0090.00616.59
7.4.30.0100.01316.58
7.4.00.0080.00814.81
7.3.330.0020.00513.13
7.3.320.0050.00013.18
7.3.310.0000.00716.24
7.3.300.0070.00016.33
7.3.290.0090.00916.40
7.3.280.0060.01016.38
7.3.270.0100.00717.40
7.3.260.0080.00916.44
7.3.250.0060.01116.28
7.3.240.0060.01316.43
7.3.230.0200.00416.34
7.3.210.0120.01116.37
7.3.200.0090.00616.30
7.3.190.0140.00316.60
7.3.180.0090.00616.55
7.3.170.0070.01116.50
7.3.160.0000.01416.39
7.2.330.0100.00716.66
7.2.320.0030.01316.76
7.2.310.0100.01116.59
7.2.300.0100.00716.61
7.2.290.0120.00716.57
7.1.200.0030.00315.74
7.1.70.0000.00917.08
7.1.60.0530.00732.95
7.1.50.0530.00732.69
7.1.40.0470.01732.59
7.1.30.0400.01732.75
7.1.20.0370.02332.60
7.1.10.0470.00714.91
7.1.00.0470.01314.89
7.0.200.0370.00714.71
7.0.190.0330.01014.65
7.0.180.0400.00714.25
7.0.170.0300.01314.36
7.0.160.0300.01314.43
7.0.150.0370.00714.52
7.0.140.0500.01014.46
7.0.130.0370.00714.79
7.0.120.0570.01014.77
7.0.110.0870.00714.54
7.0.100.0670.01014.47
7.0.90.0370.00714.63
7.0.80.0470.00014.68
7.0.70.0670.01014.36
7.0.60.0400.01314.38
7.0.50.0400.01314.45
7.0.40.0430.00714.82
7.0.30.0400.00714.57
7.0.20.0630.01714.55
7.0.10.0670.01014.43
7.0.00.0730.00714.47

preferences:
35.32 ms | 400 KiB | 5 Q