3v4l.org

run code in 300+ PHP versions simultaneously
<?php $x = 4; $y = 4; for(;$y++, $y > $x;) { echo $y; $y--; }

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)
8.3.60.0600.00716.38
8.3.50.0600.02521.80
8.3.40.0520.02818.51
8.3.30.0510.02418.92
8.3.20.0260.01020.23
8.3.10.0350.00321.95
8.3.00.0250.01319.24
8.2.180.0590.01216.50
8.2.170.0710.00322.96
8.2.160.0670.00720.38
8.2.150.0310.00724.18
8.2.140.0260.01324.66
8.2.130.0290.01026.16
8.2.120.0240.01422.08
8.2.110.0450.01320.47
8.2.100.0340.02017.64
8.2.90.0130.01317.46
8.2.80.0230.00017.97
8.2.70.0060.01618.04
8.2.60.0200.00317.79
8.2.50.0130.01018.10
8.2.40.0170.00722.02
8.2.30.0100.01319.91
8.2.20.0200.00317.70
8.2.10.0130.01318.05
8.2.00.0190.01217.61
8.1.280.0570.01725.92
8.1.270.0240.01423.91
8.1.260.0340.00326.35
8.1.250.0320.00328.09
8.1.240.0380.01423.98
8.1.230.0390.01619.09
8.1.220.0200.00317.74
8.1.210.0170.00718.77
8.1.200.0100.01717.11
8.1.190.0180.00717.10
8.1.180.0160.00718.10
8.1.170.0180.00618.59
8.1.160.0070.01721.93
8.1.150.0220.00618.64
8.1.140.0200.00317.51
8.1.130.0150.00917.94
8.1.120.0140.01017.44
8.1.110.0070.01717.49
8.1.100.0190.00317.34
8.1.90.0160.00917.43
8.1.80.0100.01417.45
8.1.70.0150.00717.46
8.1.60.0170.01017.60
8.1.50.0160.01017.52
8.1.40.0140.01117.59
8.1.30.0130.01317.49
8.1.20.0180.00617.59
8.1.10.0160.01017.48
8.1.00.0180.00717.34
8.0.300.0220.00319.57
8.0.290.0280.00016.63
8.0.280.0230.00018.29
8.0.270.0250.00017.11
8.0.260.0190.00617.24
8.0.250.0160.00616.94
8.0.240.0220.00616.91
8.0.230.0170.00716.75
8.0.220.0190.00416.74
8.0.210.0170.00716.63
8.0.200.0180.00716.66
8.0.190.0180.01116.77
8.0.180.0160.01016.74
8.0.170.0140.01016.75
8.0.160.0190.00616.76
8.0.150.0150.01116.70
8.0.140.0160.01016.79
8.0.130.0250.00013.28
8.0.120.0220.00316.77
8.0.110.0230.00716.73
8.0.100.0190.00316.52
8.0.90.0070.01416.70
8.0.80.0240.05816.75
8.0.70.0180.00416.72
8.0.60.0120.00916.72
8.0.50.0180.00316.82
8.0.30.0860.04116.80
8.0.20.1000.03217.40
8.0.10.0150.00616.67
8.0.00.1020.04116.72
7.4.330.0150.00815.00
7.4.320.0110.01116.36
7.4.300.0140.01016.32
7.4.290.0170.00716.23
7.4.280.0180.01216.30
7.4.270.0140.01016.31
7.4.260.0150.00916.30
7.4.250.0150.01216.38
7.4.240.0160.00916.36
7.4.230.0220.00316.49
7.4.220.0530.05616.38
7.4.210.0430.04316.41
7.4.200.0120.00916.34
7.4.190.0110.01116.21
7.4.160.0850.04916.51
7.4.150.1040.03317.40
7.4.140.1050.05117.86
7.4.130.1090.04816.43
7.4.120.1040.03716.42
7.4.110.1310.03016.32
7.4.100.1170.03916.34
7.4.90.0920.05516.32
7.4.80.0620.04619.39
7.4.70.0760.03016.29
7.4.60.0600.04416.39
7.4.50.0260.01016.50
7.4.40.1120.06416.23
7.4.30.0560.05216.43
7.4.00.0310.02414.61
7.3.330.0170.00313.16
7.3.320.0060.01613.05
7.3.310.0200.00715.98
7.3.300.0070.01416.04
7.3.290.0330.07216.11
7.3.280.0580.05616.19
7.3.270.1220.05317.40
7.3.260.1110.04216.22
7.3.250.1250.03716.46
7.3.240.0710.06416.30
7.3.230.1060.06916.39
7.3.210.0800.05716.14
7.3.200.0850.07719.39
7.3.190.0880.05216.20
7.3.180.0710.06416.34
7.3.170.0590.04616.36
7.3.160.0690.03616.15
7.3.120.0610.00014.61
7.2.330.0930.05016.54
7.2.320.1230.08616.62
7.2.310.0650.06516.50
7.2.300.0660.06616.50
7.2.290.0730.10016.73
7.2.00.0350.00319.42
7.1.100.0200.01318.13
7.1.70.0100.01017.07
7.1.60.0440.02419.46
7.1.50.0550.01334.94
7.0.200.0490.00314.73

preferences:
34.81 ms | 401 KiB | 5 Q