3v4l.org

run code in 300+ PHP versions simultaneously
<?php for ($i = 'a'; $i < 'z'; $i++){ echo "$i\n"; } echo $i; // 'z'

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)
8.4.120.0120.00820.63
8.4.110.0070.01322.36
8.4.100.0110.00617.61
8.4.90.0050.00418.55
8.4.80.0120.00619.42
8.4.70.0060.00417.58
8.4.60.0120.00818.57
8.4.50.0120.00724.11
8.4.40.0090.00619.66
8.4.30.0160.00320.24
8.4.20.0070.00717.73
8.4.10.0040.00721.84
8.3.250.0110.00918.91
8.3.240.0150.00417.14
8.3.230.0110.00716.72
8.3.220.0130.00617.21
8.3.210.0040.00416.57
8.3.200.0050.00416.54
8.3.190.0110.00717.02
8.3.180.0090.00918.46
8.3.170.0120.00617.39
8.3.160.0060.00318.41
8.3.150.0120.00618.72
8.3.140.0050.00316.81
8.3.130.0070.01018.60
8.3.120.0090.00019.15
8.3.110.0090.00020.94
8.3.100.0070.00324.06
8.3.90.0060.01326.77
8.3.80.0060.00316.75
8.3.70.0140.00416.58
8.3.60.0180.00016.63
8.3.50.0120.00920.32
8.3.40.0130.00321.66
8.3.30.0070.00718.67
8.3.20.0040.00424.18
8.3.10.0080.00024.66
8.3.00.0080.00026.16
8.2.290.0140.00620.32
8.2.280.0080.00518.14
8.2.270.0150.00317.08
8.2.260.0080.00018.74
8.2.250.0100.00016.52
8.2.240.0080.00019.00
8.2.230.0090.00022.58
8.2.220.0090.00937.54
8.2.210.0070.00726.77
8.2.200.0000.00916.38
8.2.190.0130.00316.58
8.2.180.0100.01025.92
8.2.170.0040.01122.96
8.2.160.0100.00322.96
8.2.150.0080.00025.66
8.2.140.0000.00824.66
8.2.130.0040.00426.16
8.2.120.0000.00919.82
8.2.110.0000.01021.12
8.2.100.0000.01117.64
8.2.90.0000.00817.72
8.2.80.0030.00619.76
8.2.70.0030.00617.50
8.2.60.0080.00017.91
8.2.50.0040.00418.07
8.2.40.0060.00319.95
8.2.30.0040.00418.11
8.2.20.0030.00320.37
8.2.10.0050.00218.08
8.2.00.0090.00118.19
8.1.330.0080.01122.13
8.1.320.0120.00718.01
8.1.310.0040.00716.80
8.1.300.0050.00518.30
8.1.290.0080.00030.84
8.1.280.0110.00425.92
8.1.270.0000.00823.99
8.1.260.0000.00926.35
8.1.250.0070.00028.09
8.1.240.0130.01022.59
8.1.230.0040.00820.89
8.1.220.0040.00417.74
8.1.210.0040.00418.85
8.1.200.0040.00417.35
8.1.190.0030.00617.22
8.1.180.0030.00618.10
8.1.170.0050.00318.44
8.1.160.0030.00618.81
8.1.150.0000.00718.54
8.1.140.0020.00517.43
8.1.130.0000.00718.82
8.1.120.0040.00417.49
8.1.110.0020.00517.44
8.1.100.0070.00017.43
8.1.90.0000.00717.39
8.1.80.0120.00217.45
8.1.70.0140.00317.39
8.1.60.0110.00717.62
8.1.50.0160.00317.44
8.1.40.0110.00717.50
8.1.30.0150.00417.67
8.1.20.0110.00717.46
8.1.10.0190.00017.48
8.1.00.0160.00317.46
8.0.300.0030.00319.90
8.0.290.0000.00716.75
8.0.280.0060.00320.11
8.0.270.0030.00318.04
8.0.260.0030.00318.49
8.0.250.0090.00016.95
8.0.240.0000.00716.92
8.0.230.0040.00416.93
8.0.220.0030.00316.85
8.0.210.0070.00716.69
8.0.200.0140.00016.83
8.0.190.0090.00616.89
8.0.180.0130.00216.77
8.0.170.0110.00416.79
8.0.160.0140.00016.79
8.0.150.0000.01416.83
8.0.140.0040.01116.75
8.0.130.0130.00316.89
8.0.120.0140.00316.88
8.0.110.0050.01016.86
8.0.100.0100.00716.93
8.0.90.0100.00616.86
8.0.80.0130.00316.78
8.0.70.0130.00016.72
8.0.60.0070.00716.84
8.0.50.0030.00916.84
8.0.30.0070.00716.82
8.0.20.0100.00216.95
8.0.10.0120.00417.03
7.4.330.0060.00015.55
7.4.320.0060.00016.35
7.4.300.0120.00016.46
7.4.290.0110.00816.49
7.4.280.0060.00816.56
7.4.270.0050.01016.48
7.4.260.0110.00716.59
7.4.250.0110.00616.58
7.4.240.0130.00416.45
7.4.230.0170.00016.36
7.4.220.0110.00316.63
7.4.210.0140.00016.54
7.4.200.0120.00316.54
7.4.190.0090.00916.53
7.4.180.0090.00616.62
7.4.160.0140.00216.50
7.4.150.0080.00416.51
7.4.140.0110.00016.44
7.4.130.0050.00516.45
7.4.120.0100.00316.45
7.4.110.0070.00416.36
7.4.100.0100.00016.50
7.4.90.0090.00416.39
7.4.80.0070.00716.45
7.4.70.0000.01016.42
7.4.60.0090.00216.45
7.4.50.0130.00016.33
7.4.40.0030.00716.38
7.4.30.0080.00316.32
7.4.20.0000.01216.39
7.4.10.0090.00016.34
7.4.00.0060.00616.37

preferences:
28.25 ms | 403 KiB | 5 Q