3v4l.org

run code in 300+ PHP versions simultaneously
<?php for ( $i = 'A'; $i < 'z'; $i++ ) { echo $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)
8.3.60.0610.01318.30
8.3.50.0550.01922.11
8.3.40.0440.02318.85
8.3.30.0460.02120.04
8.3.20.0250.01320.13
8.3.10.0300.00322.09
8.3.00.0200.01322.57
8.2.180.0260.01616.63
8.2.170.0630.01322.96
8.2.160.0480.02322.14
8.2.150.0320.00424.18
8.2.140.0280.00824.66
8.2.130.0300.00326.16
8.2.120.0300.00719.36
8.2.110.0320.01422.30
8.2.100.0260.00617.84
8.2.90.0160.00419.13
8.2.80.0090.01219.27
8.2.70.0120.00417.50
8.2.60.0140.00717.78
8.2.50.0070.01118.07
8.2.40.0160.00518.34
8.2.30.0130.01018.18
8.2.20.0130.00917.66
8.2.10.0180.00417.69
8.2.00.0150.00417.73
8.1.280.0470.00725.92
8.1.270.0280.00623.99
8.1.260.0330.00026.35
8.1.250.0220.01128.09
8.1.240.0320.01223.92
8.1.230.0320.01219.10
8.1.220.0110.00417.76
8.1.210.0220.00018.77
8.1.200.0170.01017.23
8.1.190.0110.00917.51
8.1.180.0070.00718.92
8.1.170.0120.01218.48
8.1.160.0200.00022.20
8.1.150.0090.01318.73
8.1.140.0140.00717.41
8.1.130.0130.00317.93
8.1.120.0040.00917.54
8.1.110.0140.00017.47
8.1.100.0130.00017.43
8.1.90.0170.00717.50
8.1.80.0120.00317.45
8.1.70.0090.00617.40
8.1.60.0150.00317.57
8.1.50.0150.00017.50
8.1.40.0160.00517.61
8.1.30.0170.00717.58
8.1.20.0090.00617.67
8.1.10.0120.00317.55
8.1.00.0110.00317.49
8.0.300.0150.00618.77
8.0.290.0120.00917.04
8.0.280.0080.01218.37
8.0.270.0070.01417.13
8.0.260.0130.00916.74
8.0.250.0100.01316.82
8.0.240.0180.00716.91
8.0.230.0060.00616.95
8.0.220.0110.01216.82
8.0.210.0100.00316.72
8.0.200.0190.00016.77
8.0.190.0120.00616.91
8.0.180.0100.00716.75
8.0.170.0120.00416.83
8.0.160.0170.00016.82
8.0.150.0070.01016.65
8.0.140.0090.00616.76
8.0.130.0060.00913.29
8.0.120.0060.00916.74
8.0.110.0160.00016.66
8.0.100.0070.01016.82
8.0.90.0080.00616.71
8.0.80.0310.02516.77
8.0.70.0100.01016.82
8.0.60.0000.01416.66
8.0.50.0030.01016.76
8.0.30.0710.02316.79
8.0.20.0600.03217.40
8.0.10.0060.00916.91
8.0.00.0910.03416.58
7.4.330.0150.00415.05
7.4.320.0150.00616.40
7.4.300.0090.01216.47
7.4.290.0090.00616.52
7.4.280.0100.00316.32
7.4.270.0140.00716.49
7.4.260.0030.00913.27
7.4.250.0140.00316.44
7.4.240.0070.01616.50
7.4.230.0030.01016.51
7.4.220.0230.03916.36
7.4.210.0270.03916.42
7.4.200.0090.00616.49
7.4.190.0060.01316.64
7.4.160.0670.04416.33
7.4.150.0720.04917.40
7.4.140.0710.04217.86
7.4.130.0680.04016.39
7.4.120.0610.03816.43
7.4.110.0680.04716.33
7.4.100.1290.08716.50
7.4.90.1210.08616.38
7.4.80.0520.05219.39
7.4.70.0350.02316.44
7.4.60.0660.03316.42
7.4.50.0230.01516.22
7.4.40.0580.01522.77
7.4.30.0720.03916.24
7.4.00.0200.01014.66
7.3.330.0150.00313.09
7.3.320.0060.00612.93
7.3.310.0180.00716.25
7.3.300.0080.01616.18
7.3.290.0300.03916.24
7.3.280.0300.04316.10
7.3.270.0940.03717.40
7.3.260.0710.04316.57
7.3.250.0830.02716.36
7.3.240.0910.04716.20
7.3.230.0820.04616.39
7.3.210.0600.05616.34
7.3.200.0710.06419.39
7.3.190.0530.05316.18
7.3.180.0430.04816.07
7.3.170.0950.04816.50
7.3.160.0300.02916.14
7.3.120.0300.02314.72
7.2.330.0980.03416.50
7.2.320.0540.05116.23
7.2.310.0700.03116.60
7.2.300.0480.03916.76
7.2.290.0670.03316.60
7.2.00.0170.01019.55
7.1.200.0310.00715.65
7.1.100.0130.00617.60
7.1.70.0060.01417.09
7.1.60.0350.01319.43
7.1.50.0230.01616.68
7.0.200.0180.00916.54

preferences:
41.65 ms | 401 KiB | 5 Q