3v4l.org

run code in 300+ PHP versions simultaneously
<?php $str = "for(var i = 0; i < aLinks.length; i++) {"; echo preg_replace( "!\s+!", "", $str );

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)
8.5.10.0120.00616.82
8.5.00.0120.01019.97
8.4.160.0120.01323.84
8.4.150.0070.00616.93
8.4.140.0130.01417.85
8.4.130.0090.01217.71
8.4.120.0020.00620.59
8.4.110.0100.00718.82
8.4.100.0110.01017.82
8.4.90.0130.00720.61
8.4.80.0110.00820.89
8.4.70.0160.00618.00
8.4.60.0120.00918.32
8.4.50.0140.01017.75
8.4.40.0160.00019.64
8.4.30.0130.00618.53
8.4.20.0030.00719.07
8.4.10.0100.01017.97
8.3.280.0020.00114.05
8.3.270.0080.01216.27
8.3.260.0090.01016.52
8.3.250.0070.00418.79
8.3.240.0070.00316.73
8.3.230.0100.00716.73
8.3.220.0050.00419.03
8.3.210.0140.00416.69
8.3.200.0110.00716.67
8.3.190.0060.00417.29
8.3.180.0120.00616.45
8.3.170.0070.00718.80
8.3.160.0040.00416.47
8.3.150.0060.01218.73
8.3.140.0080.00016.64
8.3.130.0050.00316.45
8.3.120.0060.00318.66
8.3.110.0030.00620.94
8.3.100.0080.00024.06
8.3.90.0040.00426.77
8.3.80.0060.00316.88
8.3.70.0070.00716.63
8.3.60.0070.01116.63
8.3.50.0150.00716.20
8.3.40.0110.00418.66
8.3.30.0100.00719.02
8.3.20.0050.00224.18
8.3.10.0060.00324.66
8.3.00.0090.00026.16
8.2.290.0140.00617.27
8.2.280.0120.00820.13
8.2.270.0000.00817.23
8.2.260.0050.00318.38
8.2.250.0060.00316.88
8.2.240.0090.00018.89
8.2.230.0060.00922.58
8.2.220.0060.00337.54
8.2.210.0080.00026.77
8.2.200.0050.00516.50
8.2.190.0090.00617.00
8.2.180.0090.00625.92
8.2.170.0070.00719.00
8.2.160.0160.00322.96
8.2.150.0070.00025.66
8.2.140.0080.00024.66
8.2.130.0000.00726.16
8.2.120.0040.00426.16
8.2.110.0070.00319.27
8.2.100.0040.00817.78
8.2.90.0000.00919.70
8.2.80.0090.00317.97
8.2.70.0050.00317.88
8.2.60.0030.00617.63
8.2.50.0060.00317.75
8.2.40.0030.00519.48
8.2.30.0000.00818.09
8.2.20.0000.00818.17
8.2.10.0000.00819.21
8.2.00.0000.00719.08
8.1.330.0060.00416.32
8.1.320.0140.00416.05
8.1.310.0040.01116.79
8.1.300.0090.00018.14
8.1.290.0100.00318.88
8.1.280.0090.00925.92
8.1.270.0090.00623.79
8.1.260.0080.00026.35
8.1.250.0000.00728.09
8.1.240.0060.00322.47
8.1.230.0060.00622.74
8.1.220.0040.00417.78
8.1.210.0030.00718.81
8.1.200.0060.00317.22
8.1.190.0000.00817.35
8.1.180.0080.00018.10
8.1.170.0030.00617.62
8.1.160.0040.00418.80
8.1.150.0040.00418.86
8.1.140.0000.00718.84
8.1.130.0040.00417.61
8.1.120.0000.00717.52
8.1.110.0040.00417.53
8.1.100.0000.00717.51
8.1.90.0000.01017.45
8.1.80.0040.00417.57
8.1.70.0050.00317.61
8.1.60.0060.00317.72
8.1.50.0040.00417.50
8.1.40.0070.00417.62
8.1.30.0000.00917.74
8.1.20.0030.00617.77
8.1.10.0110.00017.68
8.1.00.0000.00717.58
8.0.300.0030.00520.04
8.0.290.0040.00416.88
8.0.280.0000.00718.49
8.0.270.0000.00718.03
8.0.260.0000.00616.88
8.0.250.0070.00017.03
8.0.240.0000.00716.99
8.0.230.0020.00517.05
8.0.220.0070.00016.87
8.0.210.0000.00716.86
8.0.200.0000.00717.05
8.0.190.0050.00516.95
8.0.180.0000.00817.01
8.0.170.0060.00316.97
8.0.160.0030.00416.93
8.0.150.0000.00716.98
8.0.140.0000.00716.85
8.0.130.0060.00013.49
8.0.120.0000.00816.87
8.0.110.0030.00516.88
8.0.100.0000.00716.93
8.0.90.0050.00316.94
8.0.80.0000.00716.88
8.0.70.0050.00317.01
8.0.60.0040.00417.00
8.0.50.0070.00017.00
8.0.30.0040.00416.99
8.0.20.0050.00216.85
8.0.10.0000.00816.98
8.0.00.0000.00717.11
7.4.330.0000.00515.55
7.4.320.0050.00316.66
7.4.300.0060.00016.60
7.4.290.0040.00416.59
7.4.280.0000.00716.72
7.4.270.0040.00416.73
7.4.260.0030.00313.40
7.4.250.0070.00016.71
7.4.240.0050.00216.59
7.4.230.0000.00816.73
7.4.220.0070.00016.56
7.4.210.0070.00016.80
7.4.200.0030.00316.78
7.4.190.0020.00516.68
7.4.180.0030.00316.82
7.4.160.0030.00316.86
7.4.150.0030.00316.83
7.4.140.0070.00016.73
7.4.130.0030.00316.42
7.4.120.0000.00716.68
7.4.110.0040.00416.86
7.4.100.0040.00416.82
7.4.90.0000.00716.68
7.4.80.0030.00316.71
7.4.70.0070.00016.56
7.4.60.0030.00316.66
7.4.50.0030.00316.75
7.4.40.0000.00716.62
7.4.30.0030.00316.46
7.4.20.0050.00216.52
7.4.10.0070.00016.47
7.4.00.0030.00316.76
7.3.330.0040.00416.20
7.3.320.0000.00513.20
7.3.310.0000.00716.16
7.3.300.0000.00716.32
7.3.290.0030.00316.28
7.3.280.0000.00716.16
7.3.270.0030.00316.29
7.3.260.0080.00016.19
7.3.250.0000.00716.28
7.3.240.0040.00416.33
7.3.230.0000.00816.31
7.3.220.0080.00016.08
7.3.210.0030.00316.29
7.3.200.0000.00816.17
7.3.190.0070.00016.17
7.3.180.0030.00616.23
7.3.170.0040.00416.14
7.3.160.0000.00716.23
7.3.150.0030.00316.28
7.3.140.0000.00716.26
7.3.130.0060.00016.11
7.3.120.0040.00416.22
7.3.110.0030.00316.18
7.3.100.0000.00616.15
7.3.90.0030.00316.54
7.3.80.0000.00716.20
7.3.70.0000.00616.38
7.3.60.0030.00316.45
7.3.50.0000.00616.50
7.3.40.0000.00716.50
7.3.30.0030.00316.43
7.3.20.0070.00016.43
7.3.10.0070.00016.27
7.3.00.0070.00016.34

preferences:
37.94 ms | 403 KiB | 5 Q