3v4l.org

run code in 300+ PHP versions simultaneously
<?php $sitename = strtolower( "bla.com"); if ( substr( $sitename, 0, 4 ) == 'www.' ) { $sitename = substr( $sitename, 4 ); } echo 'wordpress@' . $sitename; ?>

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)
8.3.60.0070.00718.43
8.3.50.0130.00718.17
8.3.40.0140.00018.71
8.3.30.0110.00418.59
8.3.20.0030.00621.78
8.3.10.0000.00721.87
8.3.00.0080.00019.68
8.2.180.0040.01418.42
8.2.170.0120.00622.96
8.2.160.0030.01422.26
8.2.150.0090.00024.18
8.2.140.0040.00424.66
8.2.130.0060.00319.17
8.2.120.0050.00226.35
8.2.110.0070.00320.57
8.2.100.0040.00717.91
8.2.90.0000.00917.66
8.2.80.0040.00418.22
8.2.70.0030.00617.93
8.2.60.0000.00817.55
8.2.50.0050.00318.10
8.2.40.0050.00220.45
8.2.30.0040.00419.49
8.2.20.0070.00017.97
8.2.10.0000.00818.10
8.2.00.0030.00517.94
8.1.280.0130.00725.92
8.1.270.0040.00423.66
8.1.260.0070.00426.35
8.1.250.0070.00028.09
8.1.240.0120.00922.59
8.1.230.0070.00420.68
8.1.220.0080.00017.74
8.1.210.0030.00718.91
8.1.200.0030.00517.35
8.1.190.0090.00017.23
8.1.180.0080.00018.10
8.1.170.0050.00318.48
8.1.160.0000.00718.89
8.1.150.0070.00018.92
8.1.140.0040.00417.75
8.1.130.0060.00018.93
8.1.120.0030.00317.38
8.1.110.0000.00817.37
8.1.100.0000.00717.34
8.1.90.0000.00917.50
8.1.80.0040.00417.44
8.1.70.0030.00317.43
8.1.60.0050.00217.60
8.1.50.0030.00617.54
8.1.40.0000.00717.35
8.1.30.0030.00517.64
8.1.20.0050.00317.61
8.1.10.0030.00617.45
8.1.00.0040.00417.38
8.0.300.0030.00319.98
8.0.290.0000.00816.63
8.0.280.0000.00718.34
8.0.270.0000.00717.24
8.0.260.0000.00817.16
8.0.250.0000.00617.04
8.0.240.0050.00516.92
8.0.230.0080.00016.84
8.0.220.0030.00316.79
8.0.210.0000.00716.92
8.0.200.0000.00916.90
8.0.190.0030.00516.79
8.0.180.0000.00716.89
8.0.170.0040.00716.95
8.0.160.0030.00316.73
8.0.150.0040.00416.84
8.0.140.0000.00716.73
8.0.130.0030.00313.24
8.0.120.0000.00816.91
8.0.110.0040.00416.86
8.0.100.0070.00016.77
8.0.90.0040.00416.86
8.0.80.0110.01116.88
8.0.70.0000.00716.75
8.0.60.0000.00816.80
8.0.50.0000.00816.71
8.0.30.0100.00716.86
8.0.20.0110.01017.40
8.0.10.0000.00816.86
8.0.00.0090.00916.68
7.4.330.0000.00515.55
7.4.320.0000.00716.43
7.4.300.0000.00716.59
7.4.290.0070.00016.59
7.4.280.0070.00316.64
7.4.270.0030.00516.61
7.4.260.0030.00316.50
7.4.250.0030.00316.39
7.4.240.0100.00016.56
7.4.230.0030.00316.62
7.4.220.0040.00416.49
7.4.210.0090.00716.57
7.4.200.0030.00316.38
7.4.160.0090.00916.46
7.4.140.0110.00917.86
7.4.130.0100.00716.71
7.4.120.0100.01016.49
7.4.110.0030.01416.57
7.4.100.0100.00716.59
7.4.90.0080.00816.55
7.4.80.0100.01019.39
7.4.70.0120.00916.54
7.4.60.0090.00916.32
7.4.50.0070.00716.32
7.4.40.0110.00816.18
7.4.00.0070.00715.10
7.3.330.0050.00013.05
7.3.320.0000.00513.10
7.3.310.0030.00316.34
7.3.300.0070.00016.25
7.3.290.0060.00016.32
7.3.280.0100.00716.26
7.3.260.0120.00716.35
7.3.240.0100.01016.38
7.3.230.0060.01216.61
7.3.210.0130.00416.22
7.3.200.0000.01516.36
7.3.190.0100.00716.30
7.3.180.0090.00616.47
7.3.170.0060.01216.54
7.3.160.0070.00816.45
7.3.120.0100.00314.53
7.3.110.0060.00614.65
7.3.100.0000.01014.57
7.3.90.0000.00914.71
7.3.80.0080.00014.54
7.3.70.0100.00714.96
7.3.60.0070.00714.74
7.3.50.0060.00814.89
7.3.40.0060.00614.93
7.3.30.0000.00914.88
7.3.20.0090.00616.67
7.3.10.0070.00716.44
7.3.00.0070.00716.48
7.2.330.0130.01416.64
7.2.320.0120.00616.66
7.2.310.0110.01116.71
7.2.300.0190.02816.68
7.2.290.0060.01016.45
7.2.250.0070.01314.93
7.2.240.0100.01015.05
7.2.230.0070.00714.63
7.2.220.0000.01115.00
7.2.210.0060.00615.28
7.2.200.0110.00414.99
7.2.190.0060.00914.91
7.2.180.0070.00715.05
7.2.170.0090.00315.16
7.2.110.0280.00416.47
7.2.80.0030.00916.71
7.2.60.0110.01116.52
7.2.50.0030.01317.00
7.2.40.0100.01419.65
7.2.30.0120.01119.42
7.2.20.0120.00819.60
7.2.10.0090.01719.34
7.2.00.0030.01619.46
7.1.330.0070.00715.77
7.1.320.0060.00615.86
7.1.310.0040.00415.89
7.1.300.0030.00815.71
7.1.290.0000.01215.71
7.1.280.0090.00015.78
7.1.270.0070.00315.60
7.1.260.0040.01115.70
7.1.200.0110.00415.70
7.1.160.0090.01418.49
7.1.150.0160.00418.42
7.1.140.0120.01218.45
7.1.130.0110.01018.41
7.1.120.0080.01018.41
7.1.110.0090.01118.18
7.1.100.0090.00817.88
7.1.90.0090.01318.09
7.1.80.0080.01617.45
7.1.70.0100.01417.16
7.1.60.0320.01434.98
7.1.50.0280.01534.44
7.1.40.0230.01734.18
7.1.30.0260.01134.46
7.1.20.0270.01234.46
7.1.10.0070.01416.59
7.1.00.0100.01216.60

preferences:
64.84 ms | 401 KiB | 5 Q