3v4l.org

run code in 300+ PHP versions simultaneously
<?php for ($i = 'A'; $i < 100; $i++) { echo $i; //prints 'A', 'B', 'C', etc. }

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)
8.3.60.0150.00616.63
8.3.50.0130.00422.04
8.3.40.0000.01418.55
8.3.30.0070.00718.84
8.3.20.0080.00020.26
8.3.10.0070.00023.66
8.3.00.0040.00419.02
8.2.180.0110.00418.29
8.2.170.0120.00622.96
8.2.160.0140.00020.39
8.2.150.0000.00824.18
8.2.140.0040.00424.66
8.2.130.0080.00026.16
8.2.120.0040.00420.83
8.2.110.0030.00622.24
8.2.100.0080.00419.64
8.2.90.0040.00419.15
8.2.80.0030.00517.97
8.2.70.0130.00017.63
8.2.60.0080.00018.02
8.2.50.0000.00818.07
8.2.40.0040.00419.62
8.2.30.0070.00018.25
8.2.20.0050.00217.71
8.2.10.0050.00218.03
8.2.00.0000.00817.59
8.1.280.0130.00725.92
8.1.270.0030.00523.85
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0030.00623.86
8.1.230.0080.00319.14
8.1.220.0040.00417.79
8.1.210.0090.00018.77
8.1.200.0090.00317.22
8.1.190.0090.00317.22
8.1.180.0000.00818.10
8.1.170.0060.00318.39
8.1.160.0040.00421.92
8.1.150.0040.00418.70
8.1.140.0050.00217.38
8.1.130.0030.00317.75
8.1.120.0040.00417.43
8.1.110.0050.00317.51
8.1.100.0000.00817.46
8.1.90.0040.00417.35
8.1.80.0000.00817.46
8.1.70.0030.00317.29
8.1.60.0000.00717.60
8.1.50.0000.00817.48
8.1.40.0000.00817.50
8.1.30.0040.00417.58
8.1.20.0030.00617.57
8.1.10.0040.00417.37
8.1.00.0000.00817.36
8.0.300.0050.00218.77
8.0.290.0040.00417.16
8.0.280.0030.00318.43
8.0.270.0000.00717.24
8.0.260.0030.00317.25
8.0.250.0050.00216.94
8.0.240.0080.00016.95
8.0.230.0070.00016.82
8.0.220.0000.00716.79
8.0.210.0000.00716.74
8.0.200.0070.00016.82
8.0.190.0020.00516.90
8.0.180.0040.00416.81
8.0.170.0000.00816.82
8.0.160.0060.00316.95
8.0.150.0000.00716.84
8.0.140.0030.00416.85
8.0.130.0030.00313.24
8.0.120.0030.00616.76
8.0.110.0040.00416.80
8.0.100.0030.00516.70
8.0.90.0070.00016.90
8.0.80.0150.00616.93
8.0.70.0000.00716.75
8.0.60.0000.00716.70
8.0.50.0020.00516.83
8.0.30.0130.00816.95
8.0.20.0090.00917.40
8.0.10.0000.00816.81
8.0.00.0150.00316.69
7.4.330.0090.00615.00
7.4.320.0070.01416.45
7.4.300.0160.00416.37
7.4.290.0140.00716.38
7.4.280.0070.01016.53
7.4.270.0070.01016.23
7.4.260.0100.00716.25
7.4.250.0130.00316.32
7.4.240.0120.00516.42
7.4.230.0120.00316.25
7.4.220.0410.03816.48
7.4.210.0360.03716.52
7.4.200.0070.00716.18
7.4.190.0070.00716.41
7.4.160.0900.02616.60
7.4.150.0550.02117.40
7.4.140.0760.05517.86
7.4.130.0680.06316.42
7.4.120.0740.03816.31
7.4.110.0680.04816.57
7.4.100.0730.04816.40
7.4.90.0640.06316.49
7.4.80.0420.02819.39
7.4.70.0560.04716.54
7.4.60.0340.05916.47
7.4.50.0030.00916.54
7.4.40.0490.05016.37
7.4.30.0510.05516.46
7.4.00.0300.02014.59
7.3.330.0120.00613.04
7.3.320.0040.00813.12
7.3.310.0070.01115.96
7.3.300.0110.00716.11
7.3.290.0240.04216.30
7.3.280.0200.03416.18
7.3.270.0650.04817.40
7.3.260.0760.05516.14
7.3.250.0770.05116.36
7.3.240.0740.04116.38
7.3.230.0570.05116.39
7.3.210.0710.04816.32
7.3.200.0770.06219.39
7.3.190.0620.06316.00
7.3.180.0560.03916.17
7.3.170.0590.06216.29
7.3.160.0500.06016.21
7.3.120.0420.01314.99
7.2.330.0740.03916.60
7.2.320.0200.03616.61
7.2.310.0580.08416.16
7.2.300.0570.04516.47
7.2.290.0590.04716.70
7.2.00.0060.01619.37
7.1.200.0220.01415.90
7.1.100.0140.01118.00
7.1.70.0120.00016.99
7.1.60.0320.01419.46
7.1.50.0370.01116.82
7.0.200.0120.00916.88

preferences:
38.68 ms | 401 KiB | 5 Q