3v4l.org

run code in 300+ PHP versions simultaneously
<?php function search($input) { $result = $input; for($a=0;$a<count($input);$a++) { for($b=0;$b<count($input);$b++) { $d=""; for($c=1;$c<$b;$c++) { $d = $d . $input[$a+$c]; } $result[]= $d; } } foreach($input as $a) foreach($input as $b) $result[]= $a . $b; return array_filter(array_unique($result)); } print json_encode(search(["a", "b"])) . "\n"; print json_encode(search(["a", "b", "c"]));

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)
8.3.70.0060.01216.63
8.3.60.0070.00718.56
8.3.50.0130.00621.20
8.3.40.0170.00318.57
8.3.30.0060.01018.94
8.3.20.0050.00318.77
8.3.10.0000.00821.22
8.3.00.0080.00021.76
8.2.180.0110.00717.00
8.2.170.0040.01122.96
8.2.160.0100.00320.27
8.2.150.0060.00924.18
8.2.140.0070.00024.66
8.2.130.0050.00326.16
8.2.120.0080.00021.00
8.2.110.0000.01020.52
8.2.100.0070.00417.84
8.2.90.0050.00319.35
8.2.80.0070.00018.05
8.2.70.0060.00317.75
8.2.60.0080.00017.80
8.2.50.0080.00018.07
8.2.40.0080.00018.16
8.2.30.0030.00619.92
8.2.20.0000.00717.68
8.2.10.0070.00017.81
8.2.00.0050.00317.88
8.1.280.0070.01025.92
8.1.270.0040.00423.99
8.1.260.0120.00326.35
8.1.250.0040.00428.09
8.1.240.0050.00522.52
8.1.230.0040.00720.97
8.1.220.0090.00018.77
8.1.210.0040.00418.95
8.1.200.0000.00917.22
8.1.190.0000.00817.43
8.1.180.0000.00818.10
8.1.170.0040.00418.65
8.1.160.0040.00418.97
8.1.150.0040.00418.72
8.1.140.0030.00617.38
8.1.130.0000.00717.75
8.1.120.0030.00317.49
8.1.110.0000.00717.42
8.1.100.0000.00817.55
8.1.90.0080.00017.40
8.1.80.0050.00217.48
8.1.70.0040.00417.46
8.1.60.0080.00417.60
8.1.50.0030.00517.52
8.1.40.0000.00717.42
8.1.30.0080.00017.62
8.1.20.0000.00817.70
8.1.10.0030.00617.48
8.1.00.0000.00917.54
8.0.300.0000.00819.79
8.0.290.0040.00417.16
8.0.280.0070.00018.35
8.0.270.0050.00317.15
8.0.260.0030.00316.91
8.0.250.0040.00417.07
8.0.240.0080.00017.03
8.0.230.0070.00017.07
8.0.220.0070.00016.93
8.0.210.0040.00416.99
8.0.200.0000.00717.01
8.0.190.0060.00316.97
8.0.180.0070.00016.98
8.0.170.0040.00416.99
8.0.160.0050.00216.89
8.0.150.0000.00816.87
8.0.140.0030.00916.85
8.0.130.0030.00313.36
8.0.120.0030.00616.82
8.0.110.0000.00716.83
8.0.100.0070.00016.87
8.0.90.0080.00016.86
8.0.80.0130.00316.98
8.0.70.0000.00717.04
8.0.60.0000.00816.87
8.0.50.0050.00316.95
8.0.30.0090.01017.12
8.0.20.0090.01117.40
8.0.10.0040.00417.04
8.0.00.0120.00616.89
7.4.330.0000.00514.78
7.4.320.0030.00316.60
7.4.300.0000.00616.62
7.4.290.0030.00316.61
7.4.280.0000.00716.51
7.4.270.0030.00316.61
7.4.260.0000.00513.32
7.4.250.0040.00416.52
7.4.240.0000.00716.46
7.4.230.0070.00016.73
7.4.220.0070.01516.56
7.4.210.0040.01116.59
7.4.200.0040.00416.66
7.4.190.0000.00716.46
7.4.160.0120.00316.59
7.4.150.0140.00317.40
7.4.140.0100.00717.86
7.4.130.0090.00816.52
7.4.120.0120.00516.50
7.4.110.0100.00716.43
7.4.100.0090.00916.56
7.4.90.0080.00816.75
7.4.80.0130.00419.37
7.4.70.0070.01016.64
7.4.60.0070.01016.47
7.4.50.0050.00316.50
7.4.40.0070.01022.27
7.4.30.0090.00916.61
7.4.00.0030.01314.90
7.3.330.0000.00513.30
7.3.320.0080.00013.42
7.3.310.0070.00016.36
7.3.300.0000.00716.30
7.3.290.0110.00316.45
7.3.280.0130.00616.46
7.3.270.0130.00317.40
7.3.260.0100.00718.24
7.3.250.0130.00716.58
7.3.240.0080.00816.61
7.3.230.0120.00416.65
7.3.210.0110.00716.29
7.3.200.0130.00919.39
7.3.190.0030.01416.65
7.3.180.0100.00616.58
7.3.170.0170.00416.50
7.3.160.0130.00316.49
7.3.120.0100.00515.01
7.3.110.0030.01415.11
7.3.100.0080.01214.83
7.3.90.0150.00014.95
7.3.80.0040.01114.61
7.3.70.0130.00314.84
7.3.60.0100.00615.02
7.3.50.0050.00815.02
7.3.40.0060.01015.02
7.3.30.0090.00614.71
7.3.20.0070.00716.78
7.3.10.0070.00716.67
7.3.00.0030.00916.63
7.2.330.0030.01616.62
7.2.320.0130.01016.63
7.2.310.0210.00316.82
7.2.300.0130.00316.67
7.2.290.0080.00816.80
7.2.250.0070.01015.06
7.2.240.0070.01314.67
7.2.230.0040.01114.87
7.2.220.0080.00815.11
7.2.210.0070.01015.00
7.2.200.0000.01415.02
7.2.190.0100.00714.96
7.2.180.0030.01015.04
7.2.170.0100.00615.11
7.2.00.0030.01019.50
7.1.330.0090.00615.82
7.1.320.0130.00015.93
7.1.310.0060.00915.75
7.1.300.0060.00315.65
7.1.290.0030.00615.78
7.1.280.0070.00715.59
7.1.270.0080.00615.83
7.1.260.0100.00315.68
7.1.200.0040.00715.80
7.1.100.0050.00518.23
7.1.70.0030.00617.25
7.1.60.0060.01919.40
7.1.50.0070.01716.77
7.1.00.0000.07722.51
7.0.200.0240.00716.81
7.0.140.0000.07722.04
7.0.90.0700.05319.87
7.0.80.0500.04020.00
7.0.70.0430.05019.93
7.0.60.0700.04719.96
7.0.50.0670.07020.36
7.0.40.0030.04720.14
7.0.30.0170.03720.09
7.0.20.0170.06720.18
7.0.10.0170.07320.08
7.0.00.0030.08320.10
5.6.280.0030.06321.04
5.6.240.0030.07720.59
5.6.230.0030.08720.45
5.6.220.0070.08020.53
5.6.210.0130.07020.52
5.6.200.0070.08021.09
5.6.190.0030.04321.09
5.6.180.0030.08321.02
5.6.170.0100.06320.94
5.6.160.0100.06320.94
5.6.150.0200.07320.97
5.6.140.0170.06721.08
5.6.130.0100.06021.13
5.6.120.0100.07721.02
5.6.110.0200.05721.02
5.6.100.0100.08321.12
5.6.90.0100.08320.99
5.6.80.0100.07320.41
5.6.70.0070.04020.40
5.6.60.0200.06720.41
5.6.50.0030.04320.53
5.6.40.0070.06020.42
5.6.30.0030.04320.40
5.6.20.0000.04320.29
5.6.10.0030.04020.40
5.6.00.0070.03720.35
5.5.380.0070.07720.40
5.5.370.0130.07020.52
5.5.360.0100.07720.36
5.5.350.0100.03720.38
5.5.340.0170.05320.76
5.5.330.0070.04720.89
5.5.320.0100.07320.80
5.5.310.0070.06720.82
5.5.300.0030.08320.83
5.5.290.0100.05720.71
5.5.280.0130.08020.93
5.5.270.0070.05320.86
5.5.260.0070.05320.89
5.5.250.0130.07020.59
5.5.240.0200.05720.27
5.5.230.0070.07320.21
5.5.220.0170.07020.25
5.5.210.0130.07320.14
5.5.200.0030.04320.09
5.5.190.0070.04020.21
5.5.180.0000.04320.24
5.5.160.0130.03720.22
5.5.150.0030.04320.27
5.5.140.0100.03720.18
5.5.130.0030.04319.99
5.5.120.0030.04020.15
5.5.110.0030.04020.03
5.5.100.0030.04020.12
5.5.90.0070.03720.16
5.5.80.0070.05320.11
5.5.70.0030.04020.09
5.5.60.0000.04020.06
5.5.50.0100.06320.08
5.5.40.0000.03720.05
5.5.30.0030.04020.05
5.5.20.0070.03719.96
5.5.10.0070.03720.11
5.5.00.0100.03720.04
5.4.450.0070.06719.28
5.4.440.0070.08019.17
5.4.430.0070.07019.53
5.4.420.0070.07019.41
5.4.410.0100.08019.33
5.4.400.0130.06319.13
5.4.390.0000.08019.00
5.4.380.0130.07319.16
5.4.370.0030.07719.18
5.4.360.0030.08319.23
5.4.350.0130.06019.03
5.4.340.0070.04319.05
5.4.320.0030.05018.92
5.4.310.0030.03719.19
5.4.300.0030.07719.14
5.4.290.0070.03318.87
5.4.280.0130.03019.18
5.4.270.0070.04719.20
5.4.260.0070.06318.94
5.4.250.0070.03318.91
5.4.240.0070.06319.20
5.4.230.0070.03019.05
5.4.220.0030.03718.87
5.4.210.0000.05719.14
5.4.200.0030.03719.08
5.4.190.0130.02319.02
5.4.180.0000.04019.20
5.4.170.0130.03019.08
5.4.160.0130.02718.93
5.4.150.0070.03719.07
5.4.140.0070.03316.21
5.4.130.0030.03716.37
5.4.120.0100.02716.28
5.4.110.0100.06316.34
5.4.100.0130.02716.27
5.4.90.0030.05316.50
5.4.80.0170.02016.42
5.4.70.0030.05316.42
5.4.60.0000.04016.25
5.4.50.0000.03716.40
5.4.40.0000.04016.36
5.4.30.0070.04316.43
5.4.20.0030.05316.33
5.4.10.0070.04316.44
5.4.00.0100.02315.73
5.3.290.0000.04714.64
5.3.280.0000.04014.71
5.3.270.0030.06014.71
5.3.260.0000.04014.67
5.3.250.0030.03314.71
5.3.240.0000.04314.57
5.3.230.0030.04014.55
5.3.220.0000.04014.69
5.3.210.0030.03314.65
5.3.200.0070.03314.63
5.3.190.0100.02714.56
5.3.180.0070.03714.49
5.3.170.0000.04314.56
5.3.160.0030.03714.52
5.3.150.0000.04014.68
5.3.140.0100.05314.70
5.3.130.0070.03314.52
5.3.120.0030.03714.66
5.3.110.0030.03714.51
5.3.100.0030.04714.04
5.3.90.0030.03713.95
5.3.80.0070.03314.11
5.3.70.0070.03714.07
5.3.60.0030.07013.98
5.3.50.0070.06314.02
5.3.40.0030.04313.84
5.3.30.0130.05313.98
5.3.20.0070.06713.61
5.3.10.0000.07713.78
5.3.00.0030.06713.53
5.2.170.0030.06311.16
5.2.160.0030.04311.14
5.2.150.0030.05711.15
5.2.140.0100.06011.20
5.2.130.0100.06011.21
5.2.120.0070.04010.98
5.2.110.0070.06011.01
5.2.100.0030.06711.21
5.2.90.0130.05011.03
5.2.80.0070.04011.01
5.2.70.0070.05311.23
5.2.60.0030.03710.95
5.2.50.0070.06010.95
5.2.40.0070.06010.90
5.2.30.0000.06710.86
5.2.20.0070.05711.02
5.2.10.0070.06010.86
5.2.00.0100.05010.64
5.1.60.0100.03310.00
5.1.50.0030.0309.83
5.1.40.0100.02010.03
5.1.30.0000.03010.39
5.1.20.0000.03310.38
5.1.10.0070.0579.95
5.1.00.0100.0479.93
5.0.50.0030.0378.59
5.0.40.0070.0408.41
5.0.30.0000.0578.35
5.0.20.0030.0438.33
5.0.10.0030.0478.17
5.0.00.0030.0508.29
4.4.90.0030.0236.96
4.4.80.0030.0276.96
4.4.70.0030.0236.96
4.4.60.0070.0176.96
4.4.50.0000.0376.96
4.4.40.0070.0536.96
4.4.30.0070.0306.96
4.4.20.0030.0336.96
4.4.10.0000.0406.96
4.4.00.0030.0506.96
4.3.110.0000.0306.96
4.3.100.0070.0136.96
4.3.90.0000.0306.96
4.3.80.0000.0506.96
4.3.70.0070.0206.96
4.3.60.0030.0176.96
4.3.50.0000.0336.96
4.3.40.0000.0506.96
4.3.30.0030.0336.96
4.3.20.0000.0306.96
4.3.10.0030.0336.96
4.3.00.0000.0236.96

preferences:
43.2 ms | 401 KiB | 5 Q