3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo preg_replace('~^[\pZ\pC]+|[\pZ\pC]+$|(?! )[\pZ\pC]~u', '', 'abc def ghi   ').PHP_EOL; echo preg_replace('/^\s+|\s+$|[^\S ]/u', '', 'abc def ghi   ');

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)
8.4.130.0100.00917.98
8.4.120.0140.00724.05
8.4.110.0050.00422.44
8.4.100.0110.00919.14
8.4.90.0130.00722.32
8.4.80.0090.01019.16
8.4.70.0140.00819.16
8.4.60.0150.00618.92
8.4.50.0090.01020.17
8.4.40.0100.01017.81
8.4.30.0140.00720.31
8.4.20.0110.00418.01
8.4.10.0000.00819.50
8.3.260.0050.00416.98
8.3.250.0080.01018.73
8.3.240.0100.00917.32
8.3.230.0140.00416.98
8.3.220.0130.00618.94
8.3.210.0080.01016.84
8.3.200.0060.00316.68
8.3.190.0110.00717.20
8.3.180.0050.00316.79
8.3.170.0110.00717.42
8.3.160.0160.00318.50
8.3.150.0180.00020.74
8.3.140.0080.00316.92
8.3.130.0030.00618.63
8.3.120.0110.00720.58
8.3.110.0080.00820.94
8.3.100.0110.00818.66
8.3.90.0030.00526.77
8.3.80.0120.00019.36
8.3.70.0090.00616.88
8.3.60.0140.00718.81
8.3.50.0110.00723.79
8.3.40.0180.00321.87
8.3.30.0140.00318.99
8.3.20.0100.00324.18
8.3.10.0080.00024.66
8.3.00.0000.00826.16
8.2.290.0030.00620.54
8.2.280.0110.00520.10
8.2.270.0040.01519.06
8.2.260.0110.00617.30
8.2.250.0110.00716.98
8.2.240.0160.00316.85
8.2.230.0040.00422.58
8.2.220.0060.00324.06
8.2.210.0080.00826.77
8.2.200.0060.00318.88
8.2.190.0110.00718.51
8.2.180.0110.00725.92
8.2.170.0060.01219.13
8.2.160.0070.00722.96
8.2.150.0070.00025.66
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0070.00720.96
8.2.110.0090.00021.31
8.2.100.0080.00417.97
8.2.90.0050.00320.07
8.2.80.0080.00020.36
8.2.70.0000.00818.04
8.2.60.0080.00017.75
8.2.50.0050.00517.75
8.2.40.0000.00920.01
8.2.30.0040.00418.00
8.2.20.0040.00418.01
8.2.10.0000.00819.20
8.2.00.0000.00719.13
8.1.330.0130.01221.81
8.1.320.0120.00716.10
8.1.310.0060.01218.53
8.1.300.0120.00419.98
8.1.290.0060.00330.84
8.1.280.0100.00725.92
8.1.270.0040.00423.99
8.1.260.0000.00826.35
8.1.250.0040.00428.09
8.1.240.0090.01222.14
8.1.230.0070.00420.91
8.1.220.0030.00617.74
8.1.210.0070.00318.85
8.1.200.0060.00317.35
8.1.190.0000.00817.35
8.1.180.0060.00318.10
8.1.170.0040.00418.66
8.1.160.0060.00318.87
8.1.150.0050.00218.82
8.1.140.0060.00318.87
8.1.130.0000.00720.16
8.1.120.0040.00417.55
8.1.110.0050.00317.55
8.1.100.0080.00017.60
8.1.90.0000.00817.55
8.1.80.0030.00717.53
8.1.70.0040.00417.53
8.1.60.0050.00317.56
8.1.50.0000.00817.65
8.1.40.0000.00817.62
8.1.30.0090.00017.59
8.1.20.0080.00017.73
8.1.10.0050.00317.57
8.1.00.0030.00617.50
8.0.300.0040.00420.07
8.0.290.0060.00316.88
8.0.280.0070.00018.40
8.0.270.0000.00818.15
8.0.260.0000.00618.55
8.0.250.0030.00317.11
8.0.240.0030.00316.99
8.0.230.0070.00017.04
8.0.220.0070.00016.99
8.0.210.0000.00717.14
8.0.200.0000.00717.03
8.0.190.0080.00017.11
8.0.180.0000.00717.06
8.0.170.0000.00817.09
8.0.160.0000.00917.07
8.0.150.0040.00416.96
8.0.140.0040.00417.02
8.0.130.0050.00013.46
8.0.120.0080.00017.13
8.0.110.0000.00717.13
8.0.100.0050.00216.98
8.0.90.0000.00717.10
8.0.80.0070.00817.09
8.0.70.0070.00016.89
8.0.60.0050.00517.03
8.0.50.0000.00816.92
8.0.30.0030.01417.29
8.0.20.0130.01017.14
8.0.10.0050.00317.21
8.0.00.0060.01317.00
7.4.330.0050.00015.55
7.4.320.0030.00316.65
7.4.300.0070.00016.78
7.4.290.0030.00316.68
7.4.280.0000.00916.63
7.4.270.0030.00516.58
7.4.260.0030.00313.38
7.4.250.0040.00416.65
7.4.240.0000.00716.64
7.4.230.0000.00816.50
7.4.220.0050.00216.55
7.4.210.0080.00716.79
7.4.200.0000.00816.75
7.4.130.0110.00816.69
7.4.120.0070.01116.69
7.4.110.0140.00316.64
7.4.100.0120.00916.59
7.4.90.0110.00716.35
7.4.80.0100.01316.49
7.4.70.0070.01016.34
7.4.60.0100.00716.74
7.4.50.0150.00316.36
7.4.40.0070.01116.50
7.4.30.0040.01416.61
7.4.20.0070.01716.65
7.4.10.0130.01016.55
7.4.00.0100.01016.53
7.3.330.0000.00716.33
7.3.320.0050.00013.23
7.3.310.0060.00316.27
7.3.300.0030.00316.25
7.3.290.0050.01216.37
7.3.260.0070.01016.64
7.3.240.0150.00316.44
7.3.230.0090.00916.46
7.3.220.0170.00316.44
7.3.210.0110.00716.32
7.3.200.0090.00916.35
7.3.190.0100.00716.58
7.3.180.0130.00316.48
7.3.170.0090.01216.37
7.3.160.0070.01016.63
7.3.150.0170.00016.41
7.3.140.0130.01016.43
7.3.130.0040.01916.49
7.3.120.0120.00416.59
7.3.110.0130.01016.46
7.3.100.0170.00716.44
7.3.90.0100.01316.32
7.3.80.0080.00816.45
7.3.70.0120.00616.49
7.3.60.0070.01016.46
7.3.50.0060.00916.68
7.3.40.0070.01016.35
7.3.30.0060.01016.48
7.3.20.0120.00616.48
7.3.10.0140.00316.48
7.3.00.0070.01116.71
7.2.340.0030.01416.82
7.2.330.0160.00316.73
7.2.320.0180.00016.67
7.2.310.0100.00716.82
7.2.300.0170.00316.66
7.2.290.0060.01216.71
7.2.280.0090.01216.60
7.2.270.0120.01216.81
7.2.260.0120.01216.41
7.2.250.0070.01016.66
7.2.240.0060.01816.44
7.2.230.0210.00316.66
7.2.220.0100.01316.62
7.2.210.0080.00816.68
7.2.200.0040.01216.45
7.2.190.0070.01416.60
7.2.180.0030.01416.74
7.2.170.0110.00716.68
7.2.160.0090.00916.62
7.2.150.0110.00716.63
7.2.140.0080.01116.57
7.2.130.0130.00416.62
7.2.120.0070.01116.50
7.2.110.0150.00316.77
7.2.100.0090.00916.63
7.2.90.0120.00616.87
7.2.80.0030.01516.69
7.2.70.0060.01216.52
7.2.60.0070.01116.67
7.2.50.0100.00716.53
7.2.40.0480.01016.75
7.2.30.0130.00416.80
7.2.20.0060.01216.55
7.2.10.0060.01116.61
7.2.00.0070.01116.59
5.5.380.0070.01215.84

preferences:
29.37 ms | 403 KiB | 5 Q