3v4l.org

run code in 300+ PHP versions simultaneously
<?php interface HTMLRestrictions {} interface Test { public function mapCKEditor4ToolbarButtonToCKEditor5ToolbarItem(string $cke4_button, HTMLRestrictions $text_format_html_restrictions = NULL): ?string; } class PreExisting implements Test { public function mapCKEditor4ToolbarButtonToCKEditor5ToolbarItem(string $cke4_button): ?string { return NULL; } } class NewlyPossible implements Test { public function mapCKEditor4ToolbarButtonToCKEditor5ToolbarItem(string $cke4_button, HTMLRestrictions $text_format_html_restrictions = NULL): ?string { return NULL; } }

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)
8.3.70.0140.00716.63
8.3.60.0180.00018.68
8.3.50.0040.01120.29
8.3.40.0110.00318.82
8.3.30.0120.00319.22
8.3.20.0040.00424.18
8.3.10.0080.00024.66
8.3.00.0000.00726.16
8.2.190.0150.00616.58
8.2.180.0030.01225.92
8.2.170.0120.00618.89
8.2.160.0100.00722.96
8.2.150.0070.00025.66
8.2.140.0040.00424.66
8.2.130.0080.00026.16
8.2.120.0000.00826.16
8.2.110.0140.00722.26
8.2.100.0060.00617.66
8.2.90.0020.00520.72
8.2.80.0050.00318.70
8.2.70.0000.00917.38
8.2.60.0040.00418.04
8.2.50.0120.00018.07
8.2.40.0030.00619.95
8.2.30.0040.00418.23
8.2.20.0040.00420.44
8.2.10.0000.00718.05
8.2.00.0040.00419.20
8.1.280.0110.00425.92
8.1.270.0070.00024.01
8.1.260.0000.00826.35
8.1.250.0050.00328.09
8.1.240.0070.00423.91
8.1.230.0080.00420.93
8.1.220.0040.00417.74
8.1.210.0080.00018.77
8.1.200.0000.00917.22
8.1.190.0080.00017.35
8.1.180.0050.00318.10
8.1.170.0040.00418.54
8.1.160.0030.00318.75
8.1.150.0050.00318.49
8.1.140.0090.00017.41
8.1.130.0000.00718.84
8.1.120.0000.00717.40
8.1.110.0000.00717.36
8.1.100.0040.00417.28
8.1.90.0040.00417.25
8.1.80.0000.01017.29
8.1.70.0000.00717.25
8.1.60.0060.00317.51
8.1.50.0040.00417.46
8.1.40.0000.00817.46
8.1.30.0160.01017.48
8.1.20.0140.00917.54
8.1.10.0210.00417.30
8.1.00.0210.00617.16
8.0.300.0070.00018.77
8.0.290.0030.00516.75
8.0.280.0030.00318.38
8.0.270.0000.00716.82
8.0.260.0050.00318.31
8.0.250.0040.00416.91
8.0.240.0030.00316.82
8.0.230.0070.00016.96
8.0.220.0000.00716.86
8.0.210.0030.00616.91
8.0.200.0050.00216.93
8.0.190.0080.00017.02
8.0.180.0070.00016.91
8.0.170.0080.00016.91
8.0.160.0190.00016.71
8.0.150.0160.00416.72
8.0.140.0130.00616.87
8.0.130.0130.00716.69
8.0.120.0170.00316.83
8.0.110.0100.01016.90
8.0.100.0130.00716.79
8.0.90.0180.00616.85
8.0.80.0200.00016.90
8.0.70.0170.00316.81
8.0.60.0140.00716.85
8.0.50.0170.00316.66
8.0.30.0120.00816.75
8.0.20.0160.00416.96
8.0.10.0170.00317.00
7.4.330.0030.00315.55
7.4.320.0000.00616.46
7.4.300.0060.00016.54
7.4.290.0040.00416.48
7.4.280.0190.00216.34
7.4.270.0130.00916.49
7.4.260.0110.01116.40
7.4.250.0200.00216.47
7.4.240.0180.00416.48
7.4.230.0190.00416.32
7.4.220.0190.00016.31
7.4.210.0090.00916.50
7.4.200.0060.01316.46
7.4.190.0190.00016.47
7.4.180.0110.00816.31
7.4.160.0120.00816.40
7.4.150.0190.00016.39
7.4.140.0120.00816.23
7.4.130.0220.00016.31
7.4.120.0160.00416.31
7.4.110.0150.00416.30
7.4.100.0160.00316.32
7.4.90.0190.00016.30
7.4.80.0110.00716.20
7.4.70.0150.00416.30
7.4.60.0160.00316.15
7.4.50.0130.00716.32
7.4.40.0130.00416.24
7.4.30.0120.00716.21
7.4.20.0030.00616.19
7.4.10.0070.00416.35
7.4.00.0080.00316.26

preferences:
51.83 ms | 401 KiB | 5 Q