3v4l.org

run code in 300+ PHP versions simultaneously
<?php $palette = ['red', 'orange', 'yellow', 'green', 'blue', 'indigo', 'violet']; $count = count($palette); echo preg_replace_callback( '~\PZ~u', function ($m) use($palette, $count) { static $i = 0; return sprintf('<span style="color:%s">%s</span>', $palette[$i++ % $count], $m[0]); }, 'Stack Overflow volunteerism' );

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)
8.5.30.0090.00719.57
8.5.20.0080.01019.52
8.5.10.0130.00616.88
8.5.00.0120.01120.32
8.4.180.0120.01020.15
8.4.170.0170.00520.64
8.4.160.0120.01021.96
8.4.150.0080.00516.99
8.4.140.0120.01017.66
8.4.130.0130.00718.26
8.4.120.0030.00524.34
8.4.110.0110.00322.69
8.4.100.0090.01218.13
8.4.90.0120.01017.88
8.4.80.0110.00717.98
8.4.70.0060.01319.75
8.4.60.0050.00420.06
8.4.50.0120.00822.26
8.4.40.0030.01619.77
8.4.30.0070.00318.66
8.4.20.0120.00820.70
8.4.10.0130.00717.88
8.3.300.0130.00720.91
8.3.290.0080.01220.79
8.3.280.0120.00720.57
8.3.270.0110.00917.09
8.3.260.0020.00716.79
8.3.250.0110.00818.82
8.3.240.0080.00617.21
8.3.230.0100.00916.82
8.3.220.0080.00518.80
8.3.210.0030.00516.93
8.3.200.0120.00718.79
8.3.190.0110.00818.84
8.3.180.0100.01016.79
8.3.170.0050.00516.77
8.3.160.0110.00716.91
8.3.150.0070.00719.05
8.3.140.0000.01516.99
8.3.130.0080.00018.66
8.3.120.0040.00419.01
8.3.110.0090.00017.16
8.3.100.0030.00618.63
8.3.90.0000.01426.77
8.3.80.0080.00316.75
8.3.70.0110.00716.86
8.3.60.0190.00316.88
8.3.50.0110.00418.55
8.3.40.0060.01018.92
8.3.30.0150.00018.92
8.3.20.0040.01124.18
8.3.10.0000.00724.66
8.3.00.0000.00826.16
8.2.300.0130.00823.94
8.2.290.0070.00320.46
8.2.280.0110.00816.53
8.2.270.0130.00619.22
8.2.260.0110.00418.83
8.2.250.0080.00018.36
8.2.240.0040.00417.20
8.2.230.0060.00320.94
8.2.220.0060.00324.06
8.2.210.0080.00026.77
8.2.200.0090.00016.88
8.2.190.0070.00717.13
8.2.180.0100.01025.92
8.2.170.0220.00022.96
8.2.160.0100.00722.96
8.2.150.0030.00525.66
8.2.140.0050.00324.66
8.2.130.0070.00026.16
8.2.120.0000.00826.16
8.2.110.0140.00421.11
8.2.100.0080.00319.21
8.2.90.0030.00520.60
8.2.80.0040.00420.53
8.2.70.0040.00417.75
8.2.60.0000.00817.93
8.2.50.0030.00618.07
8.2.40.0000.00718.28
8.2.30.0000.01018.22
8.2.20.0040.00418.10
8.2.10.0050.00321.05
8.2.00.0050.00319.39
8.1.340.0090.01423.53
8.1.330.0140.00622.25
8.1.320.0170.01016.14
8.1.310.0040.01418.71
8.1.300.0060.01316.40
8.1.290.0060.00330.84
8.1.280.0070.01025.92
8.1.270.0040.00423.99
8.1.260.0040.00426.35
8.1.250.0080.00028.09
8.1.240.0090.00320.96
8.1.230.0110.00020.85
8.1.220.0080.00017.79
8.1.210.0080.00018.88
8.1.200.0060.00317.61
8.1.190.0000.00817.48
8.1.180.0040.00418.10
8.1.170.0090.00218.58
8.1.160.0000.00719.00
8.1.150.0070.00018.76
8.1.140.0070.00018.87
8.1.130.0020.00517.57
8.1.120.0050.00217.67
8.1.110.0000.00817.66
8.1.100.0000.00717.65
8.1.90.0000.00717.51
8.1.80.0000.01017.67
8.1.70.0030.00317.59
8.1.60.0040.00417.75
8.1.50.0030.00617.66
8.1.40.0060.00317.70
8.1.30.0080.00017.71
8.1.20.0000.00817.85
8.1.10.0040.00417.80
8.1.00.0040.00417.68
8.0.300.0060.00320.11
8.0.290.0040.00416.88
8.0.280.0000.00718.46
8.0.270.0030.00318.23
8.0.260.0000.00718.73
8.0.250.0000.00817.16
8.0.240.0030.00317.08
8.0.230.0000.00717.20
8.0.220.0040.00317.07
8.0.210.0080.00017.15
8.0.200.0070.00017.15
8.0.190.0040.00417.09
8.0.180.0070.00017.13
8.0.170.0000.00917.12
8.0.160.0090.00016.91
8.0.150.0040.00417.01
8.0.140.0070.00016.95
8.0.130.0030.00313.50
8.0.120.0050.00317.03
8.0.110.0000.00817.07
8.0.100.0070.00017.18
8.0.90.0030.00617.12
8.0.80.0050.00517.02
8.0.70.0030.00617.19
8.0.60.0050.00317.25
8.0.50.0040.00417.00
8.0.30.0040.00417.09
8.0.20.0040.00417.05
8.0.10.0070.00017.08
8.0.00.0040.00417.33
7.4.330.0020.00215.55
7.4.320.0000.00616.80
7.4.300.0060.00016.92
7.4.290.0050.00316.78
7.4.280.0040.00416.89
7.4.270.0000.00716.80
7.4.260.0000.00513.50
7.4.250.0070.00016.80
7.4.240.0000.00716.79
7.4.230.0040.00416.62
7.4.220.0030.00316.69
7.4.210.0030.00316.76
7.4.200.0030.00316.63
7.4.190.0030.00316.66
7.4.180.0000.00716.94
7.4.160.0000.00716.55
7.4.150.0030.00516.84
7.4.140.0040.00416.79
7.4.130.0080.00016.70
7.4.120.0030.00316.81
7.4.110.0030.00316.92
7.4.100.0030.00316.60
7.4.90.0070.00016.58
7.4.80.0000.00716.78
7.4.70.0030.00316.79
7.4.60.0000.00716.88
7.4.50.0000.00716.68
7.4.40.0000.00716.80
7.4.30.0070.00016.62
7.4.20.0070.00016.55
7.4.10.0000.00716.57
7.4.00.0030.00316.45
7.3.330.0090.00016.60
7.3.320.0050.00013.55
7.3.310.0000.00716.67
7.3.300.0070.00016.44
7.3.290.0000.00716.46
7.3.280.0000.00816.52
7.3.270.0000.01016.50
7.3.260.0060.00316.42
7.3.250.0000.00716.37
7.3.240.0040.00416.39
7.3.230.0040.00416.50
7.3.220.0000.00816.50
7.3.210.0000.00716.49
7.3.200.0030.00316.37
7.3.190.0060.00016.48
7.3.180.0060.00016.38
7.3.170.0030.00316.45
7.3.160.0000.00616.49
7.3.150.0070.00016.52
7.3.140.0040.00416.38
7.3.130.0040.00416.54
7.3.120.0030.00316.32
7.3.110.0040.00416.46
7.3.100.0000.00716.44
7.3.90.0000.00616.55
7.3.80.0030.00316.46
7.3.70.0060.00216.64
7.3.60.0000.00816.59
7.3.50.0020.00716.52
7.3.40.0060.00316.77
7.3.30.0090.00016.68
7.3.20.0080.00018.50
7.3.10.0060.00318.35
7.3.00.0090.00018.39

preferences:
53.77 ms | 1562 KiB | 5 Q