3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = array( '/foo/' => '1', '/foo' => '2', '/foo/bar/baz' => '3', '/foo/bar/b' => '4' ); function sort_keys_by_length_desc(array $a) { $lengths = array_map('strlen', array_keys($a)); $temp = $a; array_multisort($lengths, SORT_DESC, $temp); return $temp; } var_dump(sort_keys_by_length_desc($a));

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)
8.3.60.0070.00716.50
8.3.50.0120.00516.46
8.3.40.0180.00418.71
8.3.30.0150.00018.62
8.3.20.0090.00018.52
8.3.10.0060.01320.53
8.3.00.0070.01119.25
8.2.180.0070.00716.63
8.2.170.0070.01322.96
8.2.160.0170.00321.07
8.2.150.0030.00624.18
8.2.140.0000.00824.66
8.2.130.0070.00026.16
8.2.120.0040.00419.23
8.2.110.0070.00421.00
8.2.100.0000.01117.84
8.2.90.0060.00319.17
8.2.80.0020.00519.14
8.2.70.0030.00617.63
8.2.60.0000.00817.80
8.2.50.0030.00618.07
8.2.40.0000.00718.09
8.2.30.0070.00018.06
8.2.20.0080.00017.62
8.2.10.0040.00417.76
8.2.00.0070.00317.59
8.1.280.0100.00725.92
8.1.270.0110.00724.66
8.1.260.0070.00726.35
8.1.250.0080.00028.09
8.1.240.0090.00023.71
8.1.230.0000.01020.89
8.1.220.0060.00317.74
8.1.210.0000.00918.77
8.1.200.0000.00917.23
8.1.190.0040.00417.39
8.1.180.0030.00618.10
8.1.170.0000.00718.75
8.1.160.0050.00218.81
8.1.150.0000.00818.53
8.1.140.0060.00317.31
8.1.130.0030.00317.75
8.1.120.0030.00517.30
8.1.110.0000.00717.34
8.1.100.0000.00717.45
8.1.90.0000.00717.28
8.1.80.0040.00417.43
8.1.70.0000.00717.35
8.1.60.0030.00517.57
8.1.50.0030.00517.29
8.1.40.0080.00017.45
8.1.30.0000.00817.58
8.1.20.0050.00217.75
8.1.10.0000.00717.58
8.1.00.0100.00017.44
8.0.300.0040.00419.98
8.0.290.0040.00416.63
8.0.280.0030.00318.34
8.0.270.0000.00717.19
8.0.260.0000.00616.67
8.0.250.0070.00016.88
8.0.240.0040.00416.81
8.0.230.0000.00716.80
8.0.220.0040.00416.87
8.0.210.0050.00516.91
8.0.200.0020.00516.86
8.0.190.0060.00316.85
8.0.180.0030.00316.80
8.0.170.0000.00916.84
8.0.160.0000.00816.88
8.0.150.0030.00516.70
8.0.140.0080.00316.81
8.0.130.0050.00013.21
8.0.120.0000.00716.68
8.0.110.0070.00016.85
8.0.100.0000.00716.86
8.0.90.0040.00416.72
8.0.80.0040.01116.81
8.0.70.0040.00416.83
8.0.60.0000.00716.72
8.0.50.0040.00416.68
8.0.30.0080.01116.89
8.0.20.0110.01117.08
8.0.10.0000.00816.83
8.0.00.0060.01416.57
7.4.330.0000.00513.00
7.4.320.0070.00016.51
7.4.300.0030.00316.62
7.4.290.0040.00416.62
7.4.280.0000.00816.61
7.4.270.0050.00216.52
7.4.260.0000.00513.27
7.4.250.0040.00416.48
7.4.240.0000.00716.51
7.4.230.0000.00816.57
7.4.220.0100.00716.59
7.4.210.0070.00916.51
7.4.200.0040.00416.53
7.4.190.0070.00016.77
7.4.160.0080.00816.48
7.4.150.0090.00916.39
7.4.140.0150.00316.43
7.4.130.0160.00316.51
7.4.120.0140.00716.42
7.4.110.0060.01216.47
7.4.100.0070.01016.33
7.4.90.0120.00616.52
7.4.80.0070.01519.39
7.4.70.0030.01316.57
7.4.60.0030.01716.47
7.4.50.0000.00916.55
7.4.40.0000.01516.41
7.4.30.0160.00016.52
7.4.00.0060.00914.64
7.3.330.0000.00613.30
7.3.320.0030.00313.27
7.3.310.0000.00716.35
7.3.300.0000.00616.32
7.3.290.0030.01616.38
7.3.280.0060.01116.26
7.3.270.0100.01116.26
7.3.260.0070.01016.15
7.3.250.0070.01116.61
7.3.240.0060.01016.23
7.3.230.0100.00716.54
7.3.210.0100.01016.24
7.3.200.0060.01216.23
7.3.190.0130.00916.48
7.3.180.0100.00516.26
7.3.170.0140.00716.55
7.3.160.0140.00516.52
7.3.120.0030.01114.47
7.2.330.0090.00916.27
7.2.320.0170.00016.67
7.2.310.0090.01216.64
7.2.300.0100.00616.66
7.2.290.0080.00816.54
7.2.00.0070.00719.39
7.1.100.0110.00418.08
7.1.70.0040.00416.97
7.1.60.0090.01219.40
7.1.50.0190.00616.93
7.1.00.0030.06722.54
7.0.200.0020.00516.55
7.0.140.0070.07322.12
7.0.120.0000.06722.06
7.0.60.0170.07019.93
7.0.50.0100.08017.88
7.0.40.0070.09020.12
7.0.30.0270.07720.20
7.0.20.0270.04020.24
7.0.10.0030.09320.24
7.0.00.0070.07320.02
5.6.280.0170.06020.91
5.6.210.0030.05320.51
5.6.200.0170.06718.19
5.6.190.0000.05020.46
5.6.180.0270.07720.63
5.6.170.0230.07020.44
5.6.160.0100.08020.55
5.6.150.0170.07018.28
5.6.140.0000.06018.15
5.6.130.0030.05018.28
5.6.120.0130.03321.14
5.6.110.0100.05021.11
5.6.100.0230.06721.11
5.6.90.0070.08321.02
5.6.80.0200.06320.49
5.6.70.2800.03720.50
5.5.350.0270.04320.39
5.5.340.0100.07717.97
5.5.330.0100.05720.57
5.5.320.0000.06020.35
5.5.310.0370.07320.24
5.5.300.0170.07317.98
5.5.290.0000.04317.99
5.5.280.0130.08020.84
5.5.270.0100.05020.73
5.5.260.0030.04020.65
5.5.250.0100.07720.69
5.5.240.0300.07020.26
5.4.450.0030.05319.57
5.4.440.0000.04319.56
5.4.430.0030.05019.56
5.4.420.0000.04719.19
5.4.410.0070.06719.05
5.4.400.0130.04719.15
5.4.390.0170.07019.24
5.4.380.0100.07718.98
5.4.370.0030.03719.15
5.4.360.0070.03719.25
5.4.350.0100.06319.24
5.4.340.0070.05019.12
5.4.320.0100.07018.87
5.4.310.0070.07319.16
5.4.300.0100.04018.87
5.4.290.0030.04019.24
5.4.280.0070.04318.85
5.4.270.0100.06719.12
5.4.260.0070.03719.15
5.4.250.0200.02319.15
5.4.240.0030.05019.14
5.4.230.0030.07719.13
5.4.220.0000.05318.91
5.4.210.0070.05319.14
5.4.200.0070.03719.14
5.4.190.0030.05019.13
5.4.180.0030.08019.23
5.4.170.0130.06719.25
5.4.160.0030.05018.84
5.4.150.0030.08018.90
5.4.140.0070.04016.33
5.4.130.0070.06716.34
5.4.120.0000.07716.30
5.4.110.0100.07316.34
5.4.100.0030.03716.40
5.4.90.0100.03016.41
5.4.80.0030.04016.52
5.4.70.0030.04716.32
5.4.60.0000.03716.26
5.4.50.0000.04016.32
5.4.40.0000.03716.44
5.4.30.0100.02716.42
5.4.20.0030.04316.27
5.4.10.0030.03316.62
5.4.00.0070.03315.93
5.3.290.0130.05714.72
5.3.280.0100.05314.65
5.3.270.0070.07714.63
5.3.260.0130.07014.60
5.3.250.0100.07014.63
5.3.240.0100.05014.75
5.3.230.0100.07714.76
5.3.220.0070.07714.56
5.3.210.0130.06314.47
5.3.200.0030.07014.71
5.3.190.0130.03014.59
5.3.180.0000.04314.63
5.3.170.0000.04014.59
5.3.160.0070.03314.58
5.3.150.0100.04014.58
5.3.140.0000.04714.59
5.3.130.0000.04014.57
5.3.120.0100.03314.46
5.3.110.0000.04014.55
5.3.100.0070.03314.05
5.3.90.0030.03314.04
5.3.80.0070.03313.96
5.3.70.0030.03314.09
5.3.60.0030.04314.00
5.3.50.0070.03013.92
5.3.40.0100.03014.10
5.3.30.0000.03713.86
5.3.20.0030.03313.58
5.3.10.0030.03313.62
5.3.00.0000.04713.67
5.2.170.0000.03011.19
5.2.160.0030.03311.12
5.2.150.0000.03011.19
5.2.140.0000.03311.07
5.2.130.0030.02711.18
5.2.120.0030.02711.25
5.2.110.0030.03011.09
5.2.100.0030.03010.99
5.2.90.0030.02711.16
5.2.80.0000.03011.05
5.2.70.0000.03010.98
5.2.60.0070.02311.13
5.2.50.0000.03011.02
5.2.40.0000.03011.05
5.2.30.0030.02710.93
5.2.20.0000.03011.12
5.2.10.0070.02310.92
5.2.00.0000.03010.77
5.1.60.0030.02010.14
5.1.50.0030.02310.02
5.1.40.0070.02310.00
5.1.30.0000.03310.30
5.1.20.0000.02710.43
5.1.10.0030.02310.13
5.1.00.0000.02710.07
5.0.50.0070.0138.55
5.0.40.0030.0408.55
5.0.30.0000.0608.55
5.0.20.0000.0278.55
5.0.10.0000.0308.55
5.0.00.0030.0678.55
4.4.90.0030.0138.55
4.4.80.0000.0138.55
4.4.70.0030.0138.55
4.4.60.0000.0178.55
4.4.50.0030.0138.55
4.4.40.0000.0238.55
4.4.30.0030.0138.55
4.4.20.0000.0178.55
4.4.10.0030.0138.55
4.4.00.0030.0308.55
4.3.110.0000.0308.55
4.3.100.0000.0338.55
4.3.90.0030.0138.55
4.3.80.0030.0478.55
4.3.70.0000.0308.55
4.3.60.0030.0178.55
4.3.50.0000.0338.55
4.3.40.0000.0378.55
4.3.30.0000.0378.55
4.3.20.0000.0308.55
4.3.10.0000.0178.55
4.3.00.0030.0278.55

preferences:
77.43 ms | 401 KiB | 5 Q