3v4l.org

run code in 300+ PHP versions simultaneously
<?php declare(strict_types=1); function foo(): string { return (1).'test'; } foo();

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)
8.4.140.0090.01217.29
8.4.130.0090.01118.77
8.4.120.0100.00920.52
8.4.110.0150.00717.73
8.4.100.0130.00918.70
8.4.90.0110.00820.46
8.4.80.0090.01118.95
8.4.70.0120.00417.47
8.4.60.0120.00520.33
8.4.50.0080.00919.21
8.4.40.0100.01019.36
8.4.30.0160.00320.75
8.4.20.0060.00319.69
8.4.10.0050.00323.88
8.3.260.0110.00816.33
8.3.250.0050.00318.40
8.3.240.0130.00716.61
8.3.230.0110.00816.54
8.3.220.0140.00418.92
8.3.210.0130.00616.61
8.3.200.0110.00816.62
8.3.190.0080.00817.18
8.3.180.0090.00616.68
8.3.170.0080.01118.80
8.3.160.0110.00716.41
8.3.150.0170.00316.91
8.3.140.0120.00616.65
8.3.130.0060.00318.34
8.3.120.0000.00818.72
8.3.110.0050.00320.94
8.3.100.0060.00324.06
8.3.90.0000.00826.77
8.3.80.0000.01217.97
8.3.70.0070.01418.20
8.3.60.0140.00718.37
8.3.50.0140.00016.68
8.3.40.0070.00722.11
8.3.30.0110.00420.21
8.3.20.0040.00424.18
8.3.10.0090.00924.66
8.3.00.0040.00426.16
8.2.290.0120.00818.25
8.2.280.0060.00218.44
8.2.270.0110.00417.23
8.2.260.0110.00717.05
8.2.250.0050.00316.63
8.2.240.0090.00016.84
8.2.230.0130.00022.58
8.2.220.0040.00437.54
8.2.210.0050.00326.77
8.2.200.0040.00418.16
8.2.190.0210.00016.58
8.2.180.0090.00616.32
8.2.170.0070.00718.59
8.2.160.0030.01022.96
8.2.150.0030.00725.66
8.2.140.0000.00824.66
8.2.130.0040.00426.16
8.2.120.0080.00019.39
8.2.110.0040.00421.00
8.2.100.0000.01117.59
8.2.90.0000.00817.91
8.2.80.0000.00818.83
8.2.70.0230.00317.38
8.2.60.0120.01317.13
8.2.50.0210.00417.00
8.2.40.0170.00317.38
8.2.30.0040.01517.13
8.2.20.0170.00417.25
8.2.10.0130.00917.00
8.2.00.0150.00817.09
8.1.330.0100.00815.91
8.1.320.0180.00915.80
8.1.310.0040.00418.04
8.1.300.0110.00717.76
8.1.290.0000.00918.88
8.1.280.0070.00725.92
8.1.270.0000.00724.66
8.1.260.0040.00426.35
8.1.250.0050.00228.09
8.1.240.0000.00922.20
8.1.230.0040.00720.98
8.1.220.0040.00417.74
8.1.210.0040.00418.77
8.1.200.0140.00717.00
8.1.190.0130.00816.63
8.1.180.0170.00316.75
8.1.170.0190.00216.88
8.1.160.0120.00917.00
8.1.150.0180.00317.13
8.1.140.0110.00817.13
8.1.130.0160.00517.13
8.1.120.0220.00317.00
8.1.110.0190.00516.88
8.1.100.0090.00917.25
8.1.90.0130.00417.25
8.1.80.0050.01417.13
8.1.70.0160.00317.25
8.1.60.0180.00417.25
8.1.50.0080.01317.23
8.1.40.0130.00817.10
8.1.30.0120.00917.24
8.1.20.0140.00817.25
8.1.10.0170.00417.13
8.1.00.0200.00516.86
8.0.300.0000.00720.09
8.0.290.0120.00516.38
8.0.280.0150.00416.60
8.0.270.0160.00416.48
8.0.260.0120.00616.38
8.0.250.0160.00316.30
8.0.240.0090.01016.50
8.0.230.0140.00616.34
8.0.220.0180.00216.50
8.0.210.0150.00416.38
8.0.200.0200.00016.30
8.0.190.0150.00316.63
8.0.180.0090.01216.37
8.0.170.0190.00016.34
8.0.160.0100.01016.50
8.0.150.0140.00716.50
8.0.140.0150.00416.38
8.0.130.0170.00316.38
8.0.120.0130.00716.36
8.0.110.0130.00316.50
8.0.100.0180.00016.63
8.0.90.0180.00016.38
8.0.80.0100.01016.50
8.0.70.0100.00916.34
8.0.60.0160.00316.35
8.0.50.0130.00616.34
8.0.30.0130.00616.30
8.0.20.0100.00716.38
8.0.10.0120.00616.30

preferences:
69.46 ms | 403 KiB | 5 Q