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[]= $d; } } return array_filter(array_unique($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)
8.3.70.0140.00716.63
8.3.60.0040.01116.63
8.3.50.0150.00322.05
8.3.40.0110.00418.79
8.3.30.0070.01119.13
8.3.20.0080.00020.04
8.3.10.0080.00023.48
8.3.00.0080.00021.04
8.2.180.0140.00018.31
8.2.170.0090.00922.96
8.2.160.0070.00720.52
8.2.150.0000.00824.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0090.00019.21
8.2.110.0110.00719.23
8.2.100.0030.00817.84
8.2.90.0030.00517.75
8.2.80.0050.00317.97
8.2.70.0080.00017.63
8.2.60.0040.00417.75
8.2.50.0080.00018.05
8.2.40.0040.00418.09
8.2.30.0000.00719.42
8.2.20.0050.00217.84
8.2.10.0020.00518.16
8.2.00.0060.00317.86
8.1.280.0110.00625.92
8.1.270.0050.00323.84
8.1.260.0040.00426.35
8.1.250.0070.00028.09
8.1.240.0090.00321.96
8.1.230.0030.00820.93
8.1.220.0030.00517.79
8.1.210.0030.00618.77
8.1.200.0060.00317.35
8.1.190.0040.00417.22
8.1.180.0000.00818.10
8.1.170.0040.00419.13
8.1.160.0050.00318.92
8.1.150.0040.00418.51
8.1.140.0000.00817.45
8.1.130.0000.00717.72
8.1.120.0030.00617.47
8.1.110.0030.00517.35
8.1.100.0040.00417.27
8.1.90.0030.00317.35
8.1.80.0030.00617.51
8.1.70.0070.00017.32
8.1.60.0030.00717.50
8.1.50.0040.00417.40
8.1.40.0050.00317.54
8.1.30.0050.00517.51
8.1.20.0050.00217.64
8.1.10.0040.00417.46
8.1.00.0040.00417.36
8.0.300.0040.00419.98
8.0.290.0030.00616.88
8.0.280.0070.00018.34
8.0.270.0050.00217.23
8.0.260.0000.00617.16
8.0.250.0070.00016.96
8.0.240.0030.00516.98
8.0.230.0070.00016.99
8.0.220.0000.00716.94
8.0.210.0070.00016.92
8.0.200.0000.00717.00
8.0.190.0000.00817.03
8.0.180.0070.00016.92
8.0.170.0000.00716.96
8.0.160.0000.00716.99
8.0.150.0000.00816.92
8.0.140.0070.00016.79
8.0.130.0000.00613.36
8.0.120.0000.00816.91
8.0.110.0000.00816.79
8.0.100.0070.00316.75
8.0.90.0040.00416.81
8.0.80.0030.01417.00
8.0.70.0050.00216.91
8.0.60.0000.00817.07
8.0.50.0030.00516.94
8.0.30.0080.01116.94
8.0.20.0090.01017.40
8.0.10.0070.00017.01
8.0.00.0070.01016.64
7.4.330.0000.00615.21
7.4.320.0030.00316.46
7.4.300.0030.00316.57
7.4.290.0030.00316.40
7.4.280.0000.00716.60
7.4.270.0030.00316.65
7.4.260.0030.00316.46
7.4.250.0040.00416.47
7.4.240.0030.00416.48
7.4.230.0000.00716.39
7.4.220.0140.00416.51
7.4.210.0050.01316.61
7.4.200.0070.00016.60
7.4.190.0000.00816.61
7.4.160.0030.01316.51
7.4.150.0070.01117.40
7.4.140.0090.00817.86
7.4.130.0130.00316.51
7.4.120.0130.00616.60
7.4.110.0140.01016.54
7.4.100.0090.00916.38
7.4.90.0130.00416.61
7.4.80.0100.00919.39
7.4.70.0110.00416.52
7.4.60.0060.00916.43
7.4.50.0000.00416.61
7.4.40.0060.01616.54
7.4.30.0060.01116.50
7.4.00.0000.01515.02
7.3.330.0030.00313.40
7.3.320.0030.00313.37
7.3.310.0070.00016.45
7.3.300.0000.00716.48
7.3.290.0140.00016.45
7.3.280.0090.01016.50
7.3.270.0080.00817.40
7.3.260.0130.00316.57
7.3.250.0130.00816.41
7.3.240.0060.01216.41
7.3.230.0080.00816.48
7.3.210.0170.00016.46
7.3.200.0150.00419.39
7.3.190.0090.01216.57
7.3.180.0090.01216.43
7.3.170.0110.00516.69
7.3.160.0090.00616.47
7.3.120.0030.01414.84
7.3.00.0070.01016.68
7.2.330.0090.00916.75
7.2.320.0100.01016.68
7.2.310.0090.00916.61
7.2.300.0100.00616.62
7.2.290.0030.01316.61
7.2.130.0070.00717.00
7.2.120.0120.00316.89
7.2.110.0060.00916.75
7.2.100.0000.01416.78
7.2.90.0040.01117.09
7.2.80.0090.00316.61
7.2.70.0090.00617.15
7.2.60.0050.00916.88
7.2.50.0140.00316.77
7.2.40.0030.00817.04
7.2.30.0120.00316.90
7.2.20.0030.01016.69
7.2.10.0120.00016.98
7.2.00.0070.00718.22
7.1.250.0100.00315.97
7.1.240.0060.00915.77
7.1.230.0030.00715.77
7.1.220.0000.01615.89
7.1.210.0040.01115.76
7.1.200.0050.00815.76
7.1.190.0030.01315.70
7.1.180.0000.01415.84
7.1.170.0070.00715.80
7.1.160.0030.00615.54
7.1.150.0100.00315.93
7.1.140.0130.00015.95
7.1.130.0100.00315.80
7.1.120.0030.00615.83
7.1.110.0060.00616.05
7.1.100.0050.00717.08
7.1.90.0030.00615.94
7.1.80.0070.00715.63
7.1.70.0050.00616.34
7.1.60.0120.00617.70
7.1.50.0020.01216.41
7.1.40.0000.00815.82
7.1.30.0100.00315.91
7.1.20.0080.00315.69
7.1.10.0060.00315.80
7.1.00.0050.03719.12
7.0.330.0050.01015.41
7.0.320.0100.00015.52
7.0.310.0030.01015.63
7.0.300.0080.00015.22
7.0.290.0040.01115.51
7.0.280.0030.00915.57
7.0.270.0040.00415.59
7.0.260.0030.01215.19
7.0.250.0070.01015.23
7.0.240.0030.00915.33
7.0.230.0100.00315.39
7.0.220.0090.00315.30
7.0.210.0060.00315.23
7.0.200.1680.00315.20
7.0.190.0090.00615.49
7.0.180.0060.00915.19
7.0.170.0090.00315.37
7.0.160.0100.00615.46
7.0.150.0090.00315.43
7.0.140.0060.03818.86
7.0.130.0040.00715.54
7.0.120.0000.01115.39
7.0.110.0060.00315.48
7.0.100.0030.01015.41
7.0.90.0230.03817.53
7.0.80.0270.04117.63
7.0.70.0290.03817.63
7.0.60.0300.04217.60
7.0.50.0390.04318.06
7.0.40.0070.04216.71
7.0.30.0030.02816.81
7.0.20.0100.04216.77
7.0.10.0040.04416.80
7.0.00.0020.04616.83
5.6.380.0070.01014.46
5.6.370.0070.01014.34
5.6.360.0030.00614.66
5.6.350.0040.00814.50
5.6.340.0000.01014.46
5.6.330.0040.00714.23
5.6.320.0070.00314.50
5.6.310.0140.00314.57
5.6.300.0090.00014.31
5.6.290.0120.00014.17
5.6.280.0050.03717.74
5.6.270.0030.01014.23
5.6.260.0100.00714.62
5.6.250.0070.00714.46
5.6.240.0070.04817.42
5.6.230.0080.02717.56
5.6.220.0080.02617.54
5.6.210.0060.04517.55
5.6.200.0060.04017.68
5.6.190.0050.04917.71
5.6.180.0090.04017.63
5.6.170.0090.03717.83
5.6.160.0080.04517.81
5.6.150.0070.03917.75
5.6.140.0070.04717.81
5.6.130.0080.04717.66
5.6.120.0070.04517.77
5.6.110.0050.04517.68
5.6.100.0070.04717.74
5.6.90.0150.03717.74
5.6.80.0070.04017.48
5.6.70.0120.04317.49
5.6.60.0080.03217.36
5.6.50.0100.02717.31
5.6.40.0080.03417.45
5.6.30.0070.04017.29
5.6.20.0070.03517.33
5.6.10.0050.02417.30
5.6.00.0070.02217.24
5.5.380.0070.04115.86
5.5.370.0050.02615.79
5.5.360.0050.04615.79
5.5.350.0080.03815.94
5.5.340.0080.04316.00
5.5.330.0050.04016.14
5.5.320.0050.04115.96
5.5.310.0070.04016.11
5.5.300.0100.04016.12
5.5.290.0030.04716.06
5.5.280.0080.03816.16
5.5.270.0110.04115.99
5.5.260.0090.03916.06
5.5.250.0060.04115.84
5.5.240.0100.03915.82
5.5.230.0030.04515.64
5.5.220.0050.02615.82
5.5.210.0070.03815.57
5.5.200.0070.03615.62
5.5.190.0040.04215.63
5.5.180.0070.04515.84
5.5.170.0000.01311.13
5.5.160.0060.03815.60
5.5.150.0080.04215.52
5.5.140.0020.02815.64
5.5.130.0120.03515.80
5.5.120.0020.02315.76
5.5.110.0030.03715.77
5.5.100.0100.04015.76
5.5.90.0060.02815.71
5.5.80.0020.04715.60
5.5.70.0020.04115.73
5.5.60.0080.03215.68
5.5.50.0070.03515.63
5.5.40.0030.03515.51
5.5.30.0110.03815.65
5.5.20.0050.04315.69
5.5.10.0050.02515.58
5.5.00.0100.03515.59
5.4.450.0140.03515.47
5.4.440.0050.04615.37
5.4.430.0020.02815.13
5.4.420.0090.04415.43
5.4.410.0070.04015.12
5.4.400.0120.03115.27
5.4.390.0060.02515.02
5.4.380.0070.02315.08
5.4.370.0050.02714.99
5.4.360.0050.02615.20
5.4.350.0080.03715.12
5.4.340.0070.02415.06
5.4.330.0030.00711.29
5.4.320.0070.04015.22
5.4.310.0070.03015.01
5.4.300.0030.03015.07
5.4.290.0030.03815.14
5.4.280.0070.02815.11
5.4.270.0050.04015.05
5.4.260.0070.04215.18
5.4.250.0050.03915.28
5.4.240.0030.04315.00
5.4.230.0080.03615.10
5.4.220.0050.03814.90
5.4.210.0030.04214.96
5.4.200.0030.04215.15
5.4.190.0070.03815.01
5.4.180.0020.04415.12
5.4.170.0080.02415.05
5.4.160.0070.04014.94
5.4.150.0050.02715.07
5.4.140.0080.02013.89
5.4.130.0050.03913.48
5.4.120.0020.02413.70
5.4.110.0110.03313.67
5.4.100.0050.03813.73
5.4.90.0030.02813.57
5.4.80.0030.02113.82
5.4.70.0020.02813.71
5.4.60.0020.03613.73
5.4.50.0040.02113.84
5.4.40.0030.02013.79
5.4.30.0060.03013.85
5.4.20.0050.01913.79
5.4.10.0050.02213.67
5.4.00.0050.02213.50
5.3.290.0060.03712.53
5.3.280.0030.04212.42
5.3.270.0030.04212.48
5.3.260.0060.03812.43
5.3.250.0070.03712.41
5.3.240.0000.02512.46
5.3.230.0020.04112.44
5.3.220.0080.03912.45
5.3.210.0070.03912.44
5.3.200.0060.02312.51
5.3.190.0080.01712.48
5.3.180.0020.02712.50
5.3.170.0050.02012.37
5.3.160.0020.02312.50
5.3.150.0040.02212.49
5.3.140.0050.02012.39
5.3.130.0050.01612.36
5.3.120.0000.02412.45
5.3.110.0020.02312.49
5.3.100.0040.02012.24
5.3.90.0040.02312.27
5.3.80.0020.02112.15
5.3.70.0050.02012.17
5.3.60.0050.01712.19
5.3.50.0030.02012.07
5.3.40.0030.02212.07
5.3.30.0020.02112.07
5.3.20.0050.02111.92
5.3.10.0020.02111.99
5.3.00.0020.02411.94
5.2.170.0020.02310.73
5.2.160.0120.01010.73
5.2.150.0020.02210.77
5.2.140.0000.02610.72
5.2.130.0070.01310.61
5.2.120.0080.01010.67
5.2.110.0040.01510.69
5.2.100.0050.02610.62
5.2.90.0030.02110.63
5.2.80.0090.01210.63
5.2.70.0020.02210.62
5.2.60.0020.01710.65
5.2.50.0050.02010.66
5.2.40.0060.01310.57
5.2.30.0050.01910.66
5.2.20.0030.01610.61
5.2.10.0000.02210.59
5.2.00.0030.01510.41
5.1.60.0020.01810.40
5.1.50.0020.01510.40
5.1.40.0020.01310.40
5.1.30.0050.01310.40
5.1.20.0040.01510.40
5.1.10.0020.01510.40
5.1.00.0000.01510.40
5.0.50.0050.00810.40
5.0.40.0000.01310.40
5.0.30.0030.01710.40
5.0.20.0000.02610.40
5.0.10.0000.01410.40
5.0.00.0030.01610.40
4.4.90.0000.01110.40
4.4.80.0030.00810.40
4.4.70.0000.01010.40
4.4.60.0020.00810.40
4.4.50.0030.00810.40
4.4.40.0000.01410.40
4.4.30.0070.00510.40
4.4.20.0000.01210.40
4.4.10.0000.00910.40
4.4.00.0020.01510.40
4.3.110.0010.00810.40
4.3.100.0040.00510.40
4.3.90.0030.00610.40
4.3.80.0020.01410.40
4.3.70.0050.00710.40
4.3.60.0000.01110.40
4.3.50.0030.00710.40
4.3.40.0020.01410.40
4.3.30.0000.01110.40
4.3.20.0020.00810.40
4.3.10.0030.00810.40
4.3.00.0020.01210.40

preferences:
43.64 ms | 401 KiB | 5 Q