3v4l.org

run code in 300+ PHP versions simultaneously
<?php $fs = array(); $fs[] = function ($string, $end) { $len = strlen($end); if ($len == 0) { return true; } if (strlen($string) < $len) { return false; } return (substr_compare($string, $end, -$len, $len)); }; $fs[] = function ($string, $end) { $len = strlen($end); if ($len == 0) { return true; } if (strlen($string) < $len) { return false; } return (substr_compare($string, $end, -$len)); }; $fs[] = function ($string, $end) { $len = strlen($end); if ($len == 0) { return true; } return (substr_compare($string, $end, -$len, $len)); }; $fs[] = function ($string, $end) { $len = strlen($end); if ($len == 0) { return true; } return (substr_compare($string, $end, -$len)); }; $fs[] = function ($string, $end) { $len = strlen($end); return (substr_compare($string, $end, -$len, $len)); }; $fs[] = function ($string, $end) { $len = strlen($end); return (substr_compare($string, $end, -$len)); }; foreach ($fs as $f) { var_dump('---------------------------------'); var_dump($f('foobar', 'foobar')); var_dump($f('foobar', 'foo')); var_dump($f('foobar', 'bar')); var_dump($f('foobar', 'foobarbaz')); var_dump($f('foobar', '')); var_dump($f('', '')); var_dump($f('', 'foobar')); }

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)
8.3.40.0120.00318.84
8.3.30.0070.00719.23
8.3.20.0080.00020.16
8.3.10.0040.00420.48
8.3.00.0080.00019.26
8.2.170.0120.00622.96
8.2.160.0000.01520.49
8.2.150.0040.00424.18
8.2.140.0000.00824.66
8.2.130.0000.01526.16
8.2.120.0070.00022.23
8.2.110.0060.00320.57
8.2.100.0120.00018.22
8.2.90.0050.00319.25
8.2.80.0000.00817.97
8.2.70.0030.00617.63
8.2.60.0060.00317.80
8.2.50.0030.00718.07
8.2.40.0000.00818.29
8.2.30.0050.00318.04
8.2.20.0030.00517.80
8.2.10.0040.00418.11
8.2.00.0000.00717.80
8.1.270.0080.00023.81
8.1.260.0080.00026.35
8.1.250.0000.00728.09
8.1.240.0040.00421.96
8.1.230.0110.00019.15
8.1.220.0000.00817.78
8.1.210.0050.00318.77
8.1.200.0080.00017.35
8.1.190.0030.00517.23
8.1.180.0000.00818.10
8.1.170.0000.00918.66
8.1.160.0000.00721.93
8.1.150.0000.00718.99
8.1.140.0000.00717.49
8.1.130.0000.00717.79
8.1.120.0030.00417.53
8.1.110.0020.00517.51
8.1.100.0040.00417.53
8.1.90.0050.00317.57
8.1.80.0070.00017.57
8.1.70.0000.00717.30
8.1.60.0080.00017.68
8.1.50.0050.00317.48
8.1.40.0040.00417.59
8.1.30.0030.00617.52
8.1.20.0030.00717.61
8.1.10.0050.00317.51
8.1.00.0000.00717.54
8.0.300.0070.00018.77
8.0.290.0040.00416.75
8.0.280.0040.00418.47
8.0.270.0000.00717.30
8.0.260.0000.00617.30
8.0.250.0000.00716.90
8.0.240.0060.00017.05
8.0.230.0030.00317.00
8.0.220.0000.00716.87
8.0.210.0040.00416.92
8.0.200.0040.00417.00
8.0.190.0050.00516.95
8.0.180.0000.00717.02
8.0.170.0030.00516.84
8.0.160.0070.00016.93
8.0.150.0000.00716.82
8.0.140.0000.00716.82
8.0.130.0030.00313.37
8.0.120.0050.00316.77
8.0.110.0000.00816.96
8.0.100.0000.00717.05
8.0.90.0030.00516.98
8.0.80.0120.00316.98
8.0.70.0050.00316.88
8.0.60.0040.00416.84
8.0.50.0000.00716.98
8.0.30.0120.01117.22
8.0.20.0100.01117.40
8.0.10.0000.00816.85
8.0.00.0120.00816.69
7.4.330.0050.00015.00
7.4.320.0030.00316.56
7.4.300.0030.00316.65
7.4.290.0060.00016.61
7.4.280.0040.00416.68
7.4.270.0070.00016.56
7.4.260.0000.00616.54
7.4.250.0050.00316.40
7.4.240.0020.00616.60
7.4.230.0070.00016.63
7.4.220.0120.01316.49
7.4.210.0100.01016.73
7.4.200.0040.00416.44
7.4.160.0140.00316.61
7.4.150.0140.00617.40
7.4.140.0140.00517.86
7.4.130.0060.01316.51
7.4.120.0120.00816.53
7.4.110.0110.00616.67
7.4.100.0070.01016.46
7.4.90.0140.00416.37
7.4.80.0090.00919.39
7.4.70.0060.01216.61
7.4.60.0110.00616.56
7.4.50.0040.00416.56
7.4.40.0030.01616.61
7.4.30.0120.00616.28
7.4.00.0070.00715.08
7.3.330.0060.00013.25
7.3.320.0000.00513.40
7.3.310.0000.00616.26
7.3.300.0030.00316.35
7.3.290.0040.01216.36
7.3.280.0110.00916.42
7.3.270.0130.00717.40
7.3.260.0170.00416.62
7.3.250.0130.00516.37
7.3.240.0140.00616.41
7.3.230.0060.01116.67
7.3.210.0120.00616.41
7.3.200.0180.00319.39
7.3.190.0100.00716.46
7.3.180.0100.00716.46
7.3.170.0000.01716.57
7.3.160.0100.00716.30
7.2.330.0080.01216.73
7.2.320.0070.01116.59
7.2.310.0210.00016.52
7.2.300.0070.01616.72
7.2.290.0140.00316.58
7.2.00.0000.01218.98
7.1.200.0030.00915.46
7.1.100.0060.00918.22
7.1.70.0040.01217.23
7.1.60.0130.00919.32
7.1.50.0110.00417.02
7.1.00.0000.08022.31
7.0.200.0080.00016.94
7.0.140.0000.07721.98
7.0.60.0030.04020.04
7.0.50.0170.04717.91
7.0.40.0130.08320.30
7.0.30.0500.07320.34
7.0.20.0200.08720.09
7.0.10.0030.04720.20
7.0.00.0000.05020.33
5.6.280.0070.07021.11
5.6.210.0200.07720.75
5.6.200.0030.08018.20
5.6.190.0030.06020.48
5.6.180.0130.07720.42
5.6.170.0300.07720.49
5.6.160.0200.06720.46
5.6.150.0070.05018.14
5.6.140.0000.04318.11
5.6.130.0100.07718.29
5.6.120.0000.08321.04
5.6.110.0070.04021.16
5.6.100.0030.05321.11
5.6.90.0070.03721.02
5.6.80.0100.06020.36
5.5.350.0130.07020.39
5.5.340.0100.07718.02
5.5.330.0000.06720.29
5.5.320.0230.08320.51
5.5.310.0200.05320.42
5.5.300.0000.05017.98
5.5.290.0070.09017.98
5.5.280.0030.06020.79
5.5.270.0100.04020.89
5.5.260.0030.08020.66
5.5.250.0100.06320.52
5.5.240.0270.07720.21
5.4.450.0070.03719.42
5.4.440.0930.06019.57
5.4.430.0830.05019.55
5.4.420.0730.00019.32
5.4.410.0830.00019.42
5.4.400.0900.00019.07
5.4.390.0900.00019.21
5.4.380.0830.00019.13
5.4.370.0630.00019.07
5.4.360.0600.00018.98
5.4.350.0700.00019.02
5.4.340.0670.00019.21
5.4.320.0060.04112.52
5.4.310.0140.03412.52
5.4.300.0080.03712.52
5.4.290.0100.03412.52
5.4.280.0080.03412.42
5.4.270.0050.03712.41
5.4.260.0050.03912.41
5.4.250.0070.04312.42
5.4.240.0050.03712.41
5.4.230.0070.04012.41
5.4.220.0070.04212.41
5.4.210.0040.03912.41
5.4.200.0050.03812.41
5.4.190.0060.03612.40
5.4.180.0050.03912.40
5.4.170.0070.03512.41
5.4.160.0110.03212.41
5.4.150.0070.03512.40
5.4.140.0050.03812.09
5.4.130.0090.03312.07
5.4.120.0040.03712.03
5.4.110.0030.03812.03
5.4.100.0030.03912.03
5.4.90.0100.03512.03
5.4.80.0080.05012.02
5.4.70.0050.03612.03
5.4.60.0040.03612.02
5.4.50.0070.03412.02
5.4.40.0060.03612.01
5.4.30.0090.04012.01
5.4.20.0050.03712.01
5.4.10.0090.03312.01
5.4.00.0080.03411.50
5.3.290.0050.04412.80
5.3.280.0070.04012.71
5.3.270.0070.03812.72
5.3.260.0080.03712.72
5.3.250.0060.03712.72
5.3.240.0080.03512.72
5.3.230.0090.03412.71
5.3.220.0070.03712.68
5.3.210.0060.04112.68
5.3.200.0100.03712.68
5.3.190.0110.03912.68
5.3.180.0110.05012.68
5.3.170.0040.04312.68
5.3.160.0060.03612.68
5.3.150.0070.04412.68
5.3.140.0110.03812.66
5.3.130.0060.03912.66
5.3.120.0040.04112.66
5.3.110.0080.03712.66
5.3.100.0040.03912.14
5.3.90.0080.03412.12
5.3.80.0090.03312.11
5.3.70.0080.03412.11
5.3.60.0070.03512.10
5.3.50.0050.03712.04
5.3.40.0050.03912.04
5.3.30.0040.03812.01
5.3.20.0060.03511.79
5.3.10.0060.03511.75
5.3.00.0110.03111.74
5.2.170.0060.0309.18
5.2.160.0070.0309.18
5.2.150.0050.0319.20
5.2.140.0030.0319.18
5.2.130.0040.0299.14
5.2.120.0070.0279.14
5.2.110.0050.0299.14
5.2.100.0050.0289.14
5.2.90.0080.0299.14
5.2.80.0040.0349.13
5.2.70.0040.0309.14
5.2.60.0050.0329.10
5.2.50.0090.0319.06
5.2.40.0090.0289.04
5.2.30.0070.0399.02
5.2.20.0050.0289.00
5.2.10.0050.0288.93
5.2.00.0120.0348.79
5.1.60.0080.0298.07
5.1.50.0030.0278.06
5.1.40.0070.0248.05
5.1.30.0060.0318.40
5.1.20.0050.0268.42
5.1.10.0010.0298.14
5.1.00.0020.0278.14
5.0.50.0050.0186.62
5.0.40.0030.0196.48
5.0.30.0030.0316.29
5.0.20.0020.0206.26
5.0.10.0050.0246.24
5.0.00.0020.0336.23
4.4.90.0020.0164.78
4.4.80.0040.0144.76
4.4.70.0050.0134.76
4.4.60.0030.0154.75
4.4.50.0030.0154.77
4.4.40.0030.0254.71
4.4.30.0030.0154.76
4.4.20.0020.0164.84
4.4.10.0010.0214.85
4.4.00.0040.0294.76
4.3.110.0040.0194.67
4.3.100.0040.0174.66
4.3.90.0020.0164.64
4.3.80.0040.0234.59
4.3.70.0050.0124.63
4.3.60.0020.0154.62
4.3.50.0040.0144.62
4.3.40.0020.0244.54
4.3.30.0020.0163.29
4.3.20.0040.0153.26
4.3.10.0020.0153.22
4.3.00.0030.01316.50

preferences:
44.65 ms | 400 KiB | 5 Q