3v4l.org

run code in 300+ PHP versions simultaneously
<?php $tests = [ 'foo', 'fooBar', 'foo123', '123Foo', 'fooBar123', 'foo123Bar', '123FooBar', ]; var_export( preg_replace( '/(?:\d++|[A-Za-z]?[a-z]++)\K(?!$)/', '-', $tests ) );

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)
8.4.130.0100.01017.63
8.4.120.0070.00320.59
8.4.110.0080.01322.61
8.4.100.0100.01117.96
8.4.90.0130.00722.36
8.4.80.0100.01117.84
8.4.70.0150.00717.91
8.4.60.0100.01018.71
8.4.50.0120.00822.55
8.4.40.0100.01024.01
8.4.30.0030.00620.68
8.4.20.0070.00317.96
8.4.10.0030.00623.67
8.3.260.0100.01016.57
8.3.250.0080.01018.67
8.3.240.0140.00516.94
8.3.230.0130.00616.55
8.3.220.0110.00716.98
8.3.210.0100.00416.61
8.3.200.0060.00316.72
8.3.190.0130.00617.06
8.3.180.0060.00218.35
8.3.170.0120.00617.07
8.3.160.0000.01420.61
8.3.150.0130.00618.57
8.3.140.0130.00617.12
8.3.130.0040.00418.48
8.3.120.0110.00718.78
8.3.110.0060.00320.94
8.3.100.0120.00324.06
8.3.90.0030.01026.77
8.3.80.0040.00717.97
8.3.70.0000.01518.43
8.3.60.0070.01016.63
8.3.50.0110.00816.54
8.3.40.0040.01121.73
8.3.30.0080.00818.79
8.3.20.0040.00424.18
8.3.10.0000.00824.66
8.3.00.0060.00326.16
8.2.290.0150.00420.28
8.2.280.0100.00918.67
8.2.270.0080.01117.25
8.2.260.0040.01416.73
8.2.250.0050.00317.00
8.2.240.0080.00019.00
8.2.230.0000.00822.58
8.2.220.0060.00337.54
8.2.210.0080.00026.77
8.2.200.0030.00616.88
8.2.190.0080.00818.41
8.2.180.0140.00416.63
8.2.170.0110.00318.96
8.2.160.0030.01722.96
8.2.150.0080.00025.66
8.2.140.0080.00024.66
8.2.130.0040.00426.16
8.2.120.0050.00221.14
8.2.110.0100.00020.29
8.2.100.0030.00817.91
8.2.90.0050.00317.78
8.2.80.0060.00317.97
8.2.70.0040.00417.75
8.2.60.0000.00817.75
8.2.50.0040.00417.75
8.2.40.0000.00819.60
8.2.30.0050.00517.72
8.2.20.0040.00419.59
8.2.10.0130.00417.62
8.2.00.0130.00317.63
8.1.330.0130.00621.93
8.1.320.0120.00816.52
8.1.310.0040.00418.41
8.1.300.0110.00018.36
8.1.290.0060.00930.84
8.1.280.0090.00625.92
8.1.270.0040.00424.66
8.1.260.0040.00426.35
8.1.250.0030.00628.09
8.1.240.0030.00622.48
8.1.230.0090.00322.67
8.1.220.0090.00017.74
8.1.210.0040.00418.77
8.1.200.0060.00317.35
8.1.190.0030.00517.35
8.1.180.0080.00018.10
8.1.170.0050.00317.62
8.1.160.0110.00517.62
8.1.150.0110.00717.62
8.1.140.0120.00317.62
8.1.130.0160.00017.62
8.1.120.0140.00317.62
8.1.110.0060.01117.62
8.1.100.0150.00217.62
8.1.90.0120.00517.62
8.1.80.0170.00017.62
8.1.70.0110.00417.62
8.1.60.0130.00517.62
8.1.50.0150.00417.62
8.1.40.0090.00917.62
8.1.30.0130.00417.63
8.1.20.0090.00917.62
8.1.10.0140.00517.62
8.1.00.0110.00717.62
8.0.300.0000.00919.96
8.0.290.0000.00716.75
8.0.280.0150.00417.62
8.0.270.0060.01117.62
8.0.260.0150.00017.62
8.0.250.0070.01017.62
8.0.240.0080.00817.62
8.0.230.0100.00617.62
8.0.220.0180.00017.62
8.0.210.0120.00417.62
8.0.200.0040.01217.62
8.0.190.0060.01017.62
8.0.180.0180.00017.62
8.0.170.0080.00817.62
8.0.160.0160.00017.62
8.0.150.0170.00017.62
8.0.140.0110.00517.62
8.0.130.0080.00817.62
8.0.120.0140.00317.62
8.0.110.0100.00517.62
8.0.100.0140.00317.62
8.0.90.0120.00417.62
8.0.80.0160.00017.62
8.0.70.0120.00417.62
8.0.60.0080.00817.62
8.0.50.0110.00517.62
8.0.30.0070.01017.62
8.0.20.0130.00317.62
8.0.10.0110.00417.62

preferences:
29.83 ms | 403 KiB | 5 Q