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run code in 300+ PHP versions simultaneously
<?php namespace Crell\Serde { if (!class_exists(Serde::class)) { abstract class Serde {} } } namespace { use Crell\Serde\Serde; class Expression extends Serde {} }

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)
8.5.20.0070.00420.01
8.5.10.0130.00716.55
8.5.00.0090.01519.59
8.4.170.0130.00823.81
8.4.160.0140.00720.50
8.4.150.0020.00114.05
8.4.140.0110.01017.38
8.4.130.0060.00318.84
8.4.120.0100.00523.80
8.4.110.0110.00818.69
8.4.100.0090.01217.74
8.4.90.0080.00717.53
8.4.80.0040.00419.62
8.4.70.0050.00317.82
8.4.60.0120.00818.82
8.4.50.0060.00320.36
8.4.40.0160.00318.54
8.4.30.0050.00320.45
8.4.20.0130.00721.00
8.4.10.0080.00019.48
8.3.300.0110.01320.83
8.3.290.0160.00520.72
8.3.280.0110.00819.82
8.3.270.0120.00816.40
8.3.260.0100.00616.43
8.3.250.0090.01018.69
8.3.240.0130.00717.27
8.3.230.0120.00516.46
8.3.220.0110.00719.19
8.3.210.0040.00416.69
8.3.200.0110.00816.70
8.3.190.0100.00517.36
8.3.180.0040.00416.50
8.3.170.0060.01216.88
8.3.160.0190.00017.13
8.3.150.0040.00417.02
8.3.140.0090.00616.78
8.3.130.0350.00716.50
8.3.120.0360.00516.40
8.3.110.0310.00916.22
8.3.100.0240.00916.64
8.3.90.0270.00416.45
8.3.80.0270.00616.32
8.3.70.0300.00516.61
8.3.60.0310.00416.34
8.3.50.0300.00316.40
8.3.40.0260.00617.42
8.3.30.0300.00017.06
8.3.20.0200.01317.12
8.3.10.0230.00617.32
8.3.00.0100.01017.37
8.2.300.0050.00420.38
8.2.290.0070.00320.43
8.2.280.0090.00918.22
8.2.270.0090.00616.33
8.2.260.0170.00017.13
8.2.250.0290.00816.46
8.2.240.0290.00916.35
8.2.230.0320.00816.29
8.2.220.0350.00416.46
8.2.210.0250.01316.27
8.2.200.0340.00516.50
8.2.190.0230.01516.42
8.2.180.0260.01116.59
8.2.170.0390.00517.45
8.2.160.0290.00917.56
8.2.150.0290.00417.53
8.2.140.0270.00517.40
8.2.130.0240.00817.29
8.2.120.0230.00617.41
8.2.110.0190.01417.43
8.2.100.0270.00917.41
8.2.90.0300.00917.54
8.2.80.0290.00817.39
8.2.70.0260.00917.24
8.2.60.0350.00217.31
8.2.50.0340.00517.40
8.2.40.0330.01017.43
8.2.30.0240.01217.30
8.2.20.0190.01217.40
8.2.10.0200.00817.20
8.2.00.0240.00817.44
8.1.340.0080.01317.44
8.1.330.0100.00821.66
8.1.320.0110.00815.95
8.1.310.0040.00416.71
8.1.300.0250.00516.18
8.1.290.0220.00516.18
8.1.280.0300.00516.18
8.1.270.0330.00817.14
8.1.260.0280.00617.58
8.1.250.0330.00917.29
8.1.240.0290.00517.12
8.1.230.0300.00517.23
8.1.220.0230.01217.21
8.1.210.0260.00917.18
8.1.200.0240.01117.14
8.1.190.0250.01017.06
8.1.180.0250.00816.97
8.1.170.0310.00417.10
8.1.160.0290.01117.10
8.1.150.0270.01017.07
8.1.140.0270.00617.23
8.1.130.0320.00217.01
8.1.120.0210.01317.24
8.1.110.0240.00817.21
8.1.100.0230.01217.11
8.1.90.0270.00817.16
8.1.80.0200.01517.12
8.1.70.0310.00417.09
8.1.60.0290.00917.20
8.1.50.0320.00617.22
8.1.40.0380.01017.26
8.1.30.0320.00817.14
8.1.20.0380.00517.33
8.1.10.0300.00817.11
8.1.00.0290.00616.93

preferences:
29.61 ms | 403 KiB | 5 Q