3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = (string)123; $sum = 1; for($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)
8.3.60.0100.00718.31
8.3.50.0140.00016.28
8.3.40.0130.00618.71
8.3.30.0030.01318.71
8.3.20.0080.00021.86
8.3.10.0030.00621.87
8.3.00.0060.00318.16
8.2.180.0070.01418.30
8.2.170.0130.00722.96
8.2.160.0070.00721.19
8.2.150.0030.00624.18
8.2.140.0050.00324.66
8.2.130.0000.00722.26
8.2.120.0040.00426.35
8.2.110.0110.00021.18
8.2.100.0080.00317.84
8.2.90.0030.00619.34
8.2.80.0000.00817.97
8.2.70.0000.00817.75
8.2.60.0040.00417.93
8.2.50.0040.00419.28
8.2.40.0040.00420.64
8.2.30.0000.00720.34
8.2.20.0080.00018.16
8.2.10.0000.00718.11
8.2.00.0040.00418.03
8.1.280.0200.00025.92
8.1.270.0040.00423.91
8.1.260.0040.00426.35
8.1.250.0070.00028.09
8.1.240.0100.00021.37
8.1.230.0080.00419.28
8.1.220.0000.00817.77
8.1.210.0030.00618.77
8.1.200.0000.00917.00
8.1.190.0040.00417.23
8.1.180.0040.00418.10
8.1.170.0000.00718.58
8.1.160.0030.00318.82
8.1.150.0060.00320.30
8.1.140.0000.00719.56
8.1.130.0000.00718.82
8.1.120.0070.00017.46
8.1.110.0000.00717.41
8.1.100.0070.00017.29
8.1.90.0040.00417.35
8.1.80.0040.00417.41
8.1.70.0070.00017.29
8.1.60.0040.00417.56
8.1.50.0000.00717.41
8.1.40.0030.00617.39
8.1.30.0040.00417.62
8.1.20.0040.00417.54
8.1.10.0080.00017.62
8.1.00.0040.00417.38
8.0.300.0050.00218.77
8.0.290.0000.00716.63
8.0.280.0070.00018.55
8.0.270.0030.00317.25
8.0.260.0040.00416.79
8.0.250.0030.00316.97
8.0.240.0000.00716.99
8.0.230.0030.00316.91
8.0.220.0000.00716.86
8.0.210.0000.00716.86
8.0.200.0060.00316.84
8.0.190.0060.00316.91
8.0.180.0000.00816.89
8.0.170.0000.01116.91
8.0.160.0030.00616.90
8.0.150.0030.00316.75
8.0.140.0050.00216.82
8.0.130.0050.00013.25
8.0.120.0040.00416.84
8.0.110.0040.00416.86
8.0.100.0070.00016.95
8.0.90.0040.00416.87
8.0.80.0120.00616.83
8.0.70.0070.00016.81
8.0.60.0000.00816.89
8.0.50.0030.00316.93
8.0.30.0110.00917.18
8.0.20.0080.01017.40
8.0.10.0080.00017.00
8.0.00.0060.01216.96
7.4.330.0000.00515.55
7.4.320.0000.00616.45
7.4.300.0060.00016.48
7.4.290.0030.00616.37
7.4.280.0070.00016.42
7.4.270.0040.00416.47
7.4.260.0000.00716.41
7.4.250.0040.00416.50
7.4.240.0000.00716.45
7.4.230.0030.00316.64
7.4.220.0060.00916.36
7.4.210.0040.01316.57
7.4.200.0070.00016.36
7.4.160.0060.01316.52
7.4.150.0100.00717.40
7.4.140.0100.00817.86
7.4.130.0070.01016.48
7.4.120.0090.01016.51
7.4.110.0130.00316.72
7.4.100.0100.01316.66
7.4.90.0060.00916.44
7.4.80.0060.01319.39
7.4.70.0100.00716.44
7.4.60.0100.00716.32
7.4.50.0100.00616.37
7.4.40.0070.01016.53
7.4.30.0100.00716.58
7.4.00.0100.00714.72
7.3.330.0070.00013.30
7.3.320.0000.00613.09
7.3.310.0040.00416.52
7.3.300.0060.00016.42
7.3.290.0070.00916.38
7.3.280.0080.00716.36
7.3.270.0100.00717.40
7.3.260.0130.00816.35
7.3.250.0110.00816.32
7.3.240.0110.00616.55
7.3.230.0140.00716.41
7.3.210.0140.00716.28
7.3.200.0030.01316.22
7.3.190.0130.00316.70
7.3.180.0070.01016.41
7.3.170.0120.00416.36
7.3.160.0120.00416.29
7.3.10.0090.00916.01
7.3.00.0000.01416.39
7.2.330.0000.01716.64
7.2.320.0070.01016.50
7.2.310.0130.00916.60
7.2.300.0090.01116.42
7.2.290.0070.01016.56
7.2.130.0090.00616.38
7.2.120.0030.01316.55
7.2.110.0110.00716.57
7.2.100.0060.00916.32
7.2.90.0090.01016.27
7.2.80.0160.00716.49
7.2.70.0140.00216.64
7.2.60.0120.00616.48
7.2.50.0100.00716.45
7.2.40.0110.00416.54
7.2.30.0090.00916.90
7.2.20.0220.01116.77
7.2.10.0070.00716.51
7.2.00.0240.00316.55
7.1.250.0130.00015.49
7.1.200.0030.01015.53
7.1.70.0050.00517.08
7.1.60.0600.01733.28
7.1.50.1030.00732.66
7.1.40.0700.02332.73
7.1.30.0600.01032.65
7.1.20.0770.01732.66
7.1.10.0600.00714.79
7.1.00.0330.01014.79
7.0.200.0830.00715.06
7.0.190.0500.01014.98
7.0.180.0830.01014.41
7.0.170.0530.01014.38
7.0.160.0430.00714.39
7.0.150.0700.01014.43
7.0.140.0400.01314.60
7.0.130.0370.01314.69
7.0.120.0530.01314.77
7.0.110.0400.01014.61
7.0.100.0430.01314.41
7.0.90.0370.01314.49
7.0.80.0400.01314.48
7.0.70.0570.01014.63
7.0.60.0500.01014.39
7.0.50.0430.00714.52
7.0.40.0470.00014.62
7.0.30.0430.01014.55
7.0.20.0370.01014.67
7.0.10.0530.01314.55
7.0.00.0530.01314.43

preferences:
58.72 ms | 401 KiB | 5 Q