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=0;$c<=$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)
8.3.60.0130.00718.63
8.3.50.0160.00522.17
8.3.40.0040.01118.92
8.3.30.0000.01418.72
8.3.20.0080.00019.02
8.3.10.0000.00920.44
8.3.00.0040.00423.56
8.2.180.0170.00316.75
8.2.170.0200.00022.96
8.2.160.0140.00320.35
8.2.150.0050.00324.18
8.2.140.0070.00024.66
8.2.130.0080.00026.16
8.2.120.0040.00419.61
8.2.110.0100.00020.35
8.2.100.0000.01218.03
8.2.90.0040.00419.26
8.2.80.0000.00817.97
8.2.70.0030.00617.63
8.2.60.0050.00517.93
8.2.50.0080.00018.07
8.2.40.0040.00418.34
8.2.30.0000.00719.91
8.2.20.0050.00317.65
8.2.10.0040.00417.80
8.2.00.0000.00717.78
8.1.280.0090.00625.92
8.1.270.0040.00423.99
8.1.260.0150.00326.35
8.1.250.0070.01028.09
8.1.240.0060.00322.14
8.1.230.0080.00417.42
8.1.220.0030.00617.74
8.1.210.0000.00818.77
8.1.200.0090.00017.23
8.1.190.0000.00717.53
8.1.180.0000.00918.10
8.1.170.0000.00818.51
8.1.160.0050.00218.79
8.1.150.0050.00318.57
8.1.140.0000.00817.45
8.1.130.0040.00417.91
8.1.120.0040.00417.37
8.1.110.0070.00017.34
8.1.100.0040.00417.49
8.1.90.0060.00317.48
8.1.80.0050.00217.46
8.1.70.0000.00717.46
8.1.60.0030.00517.57
8.1.50.0040.00417.48
8.1.40.0040.00417.51
8.1.30.0040.00417.55
8.1.20.0000.00817.64
8.1.10.0030.00617.47
8.1.00.0030.00517.54
8.0.300.0040.00418.77
8.0.290.0030.00616.75
8.0.280.0000.00718.34
8.0.270.0040.00417.26
8.0.260.0030.00316.92
8.0.250.0000.00716.91
8.0.240.0030.00516.95
8.0.230.0040.00416.89
8.0.220.0000.00616.96
8.0.210.0030.00316.92
8.0.200.0030.00517.03
8.0.190.0070.00017.03
8.0.180.0000.00716.88
8.0.170.0000.00716.89
8.0.160.0000.00717.03
8.0.150.0070.00416.86
8.0.140.0040.00916.86
8.0.130.0000.00713.41
8.0.120.0070.00016.99
8.0.110.0000.01016.98
8.0.100.0000.00716.80
8.0.90.0000.00716.84
8.0.80.0070.00716.89
8.0.70.0000.00716.84
8.0.60.0000.00816.83
8.0.50.0040.00416.76
8.0.30.0160.00517.20
8.0.20.0070.01217.40
8.0.10.0040.00417.06
8.0.00.0100.00916.76
7.4.330.0000.00514.88
7.4.320.0000.00616.61
7.4.300.0000.00616.52
7.4.290.0040.00416.57
7.4.280.0000.00816.50
7.4.270.0030.00316.63
7.4.260.0000.00613.27
7.4.250.0060.00316.47
7.4.240.0050.00216.66
7.4.230.0000.00716.70
7.4.220.0180.00616.57
7.4.210.0100.00416.56
7.4.200.0030.00316.30
7.4.190.0030.00316.67
7.4.160.0100.00616.40
7.4.150.0180.00717.40
7.4.140.0120.00617.86
7.4.130.0120.00516.49
7.4.120.0090.00816.41
7.4.110.0120.00416.40
7.4.100.0000.01716.41
7.4.90.0120.00416.45
7.4.80.0060.00919.37
7.4.70.0130.00716.44
7.4.60.0100.01316.20
7.4.50.0060.00316.64
7.4.40.0130.00322.27
7.4.30.0100.01016.64
7.4.00.0070.00715.19
7.3.330.0000.00613.38
7.3.320.0020.00213.25
7.3.310.0030.00316.31
7.3.300.0070.00016.41
7.3.290.0060.00916.43
7.3.280.0100.00516.42
7.3.270.0070.01017.40
7.3.260.0100.00818.24
7.3.250.0070.01016.52
7.3.240.0100.01016.49
7.3.230.0110.00716.50
7.3.210.0040.01316.46
7.3.200.0060.00919.39
7.3.190.0100.01316.38
7.3.180.0120.00416.45
7.3.170.0100.01016.61
7.3.160.0090.00816.42
7.3.120.0000.01414.95
7.2.330.0060.01216.71
7.2.320.0100.00616.91
7.2.310.0030.01416.54
7.2.300.0090.00916.79
7.2.290.0100.00616.60
7.1.70.0000.01017.08
7.1.60.0150.01119.40
7.1.50.0060.01616.89
7.1.00.0030.03722.48
7.0.200.0040.00416.52
7.0.140.0030.07321.98
7.0.90.0230.07319.97
7.0.80.0070.08319.86
7.0.70.0700.06719.92
7.0.60.0370.04320.00
7.0.50.0370.03720.32
7.0.40.0200.03020.10
7.0.30.0030.08320.14
7.0.20.0100.05020.03
7.0.10.0070.07720.07
7.0.00.0100.03720.07
5.6.280.0000.07720.82
5.6.240.0130.07720.53
5.6.230.0070.09020.63
5.6.220.0070.04020.62
5.6.210.0030.04720.77
5.6.200.0030.05021.09
5.6.190.0070.04721.04
5.6.180.0100.08020.94
5.6.170.0030.05721.01
5.6.160.0000.07021.02
5.6.150.0030.04321.01
5.6.140.0030.04721.11
5.6.130.0070.04021.11
5.6.120.0030.04721.10
5.6.110.0030.04321.11
5.6.100.0000.09321.08
5.6.90.0030.04321.06
5.6.80.0070.04320.41
5.6.70.0030.03720.42
5.6.60.0030.04020.38
5.6.50.0030.04320.41
5.6.40.0030.04020.38
5.6.30.0100.06720.30
5.6.20.0030.04020.46
5.6.10.0030.04020.41
5.6.00.0070.03720.44
5.5.380.0100.08020.43
5.5.370.0170.07720.46
5.5.360.0070.04020.37
5.5.350.0070.05720.40
5.5.340.0000.04720.89
5.5.330.0070.04320.91
5.5.320.0100.07020.89
5.5.310.0070.07720.82
5.5.300.0030.04720.80
5.5.290.0030.04720.87
5.5.280.0100.05320.73
5.5.270.0070.03720.90
5.5.260.0070.03720.82
5.5.250.0030.07320.69
5.5.240.0030.04020.28
5.5.230.0100.06720.20
5.5.220.0070.04720.25
5.5.210.0000.04320.16
5.5.200.0070.03720.25
5.5.190.0030.04020.18
5.5.180.0000.04020.25
5.5.160.0070.05720.12
5.5.150.0070.03720.23
5.5.140.0030.04020.27
5.5.130.0100.06720.27
5.5.120.0070.06020.20
5.5.110.0100.06720.17
5.5.100.0070.05020.16
5.5.90.0130.05320.17
5.5.80.0100.06020.11
5.5.70.0130.07320.14
5.5.60.0070.08019.94
5.5.50.0070.05320.11
5.5.40.0100.07720.15
5.5.30.0100.07720.06
5.5.20.0030.08720.03
5.5.10.0100.07720.05
5.5.00.0030.08020.06
5.4.450.0000.04019.45
5.4.440.0000.04319.17
5.4.430.0130.06019.41
5.4.420.0030.04019.37
5.4.410.0030.03319.07
5.4.400.0000.06318.91
5.4.390.0000.04318.85
5.4.380.0070.03319.14
5.4.370.0070.06319.05
5.4.360.0100.06019.09
5.4.350.0030.04719.20
5.4.340.0030.03319.16
5.4.320.0030.03718.91
5.4.310.0070.03319.03
5.4.300.0030.03719.23
5.4.290.0130.05019.18
5.4.280.0200.06719.27
5.4.270.0070.08019.18
5.4.260.0100.06319.04
5.4.250.0070.07719.17
5.4.240.0070.07719.02
5.4.230.0130.07018.84
5.4.220.0030.07318.94
5.4.210.0100.04719.10
5.4.200.0130.07319.15
5.4.190.0070.07719.11
5.4.180.0130.07019.17
5.4.170.0000.05319.02
5.4.160.0070.07719.23
5.4.150.0030.08018.88
5.4.140.0100.06016.29
5.4.130.0100.07016.35
5.4.120.0030.05316.14
5.4.110.0070.06316.46
5.4.100.0130.04316.51
5.4.90.0000.07316.47
5.4.80.0000.04716.33
5.4.70.0000.06716.41
5.4.60.0100.07016.41
5.4.50.0100.07316.39
5.4.40.0070.07716.55
5.4.30.0030.06016.46
5.4.20.0030.07016.36
5.4.10.0070.07316.33
5.4.00.0030.06715.73
5.3.290.0030.06314.61
5.3.280.0030.05714.60
5.3.270.0030.08314.68
5.3.260.0070.07014.61
5.3.250.0070.07014.59
5.3.240.0030.07714.71
5.3.230.0100.07314.57
5.3.220.0030.05714.63
5.3.210.0030.07314.59
5.3.200.0200.06314.56
5.3.190.0030.08014.70
5.3.180.0100.06714.61
5.3.170.0100.08014.48
5.3.160.0100.07314.57
5.3.150.0070.05314.59
5.3.140.0100.07314.69
5.3.130.0130.07314.47
5.3.120.0030.07714.67
5.3.110.0130.07014.61
5.3.100.0000.05313.96
5.3.90.0030.06314.05
5.3.80.0030.07314.09
5.3.70.0100.04714.07
5.3.60.0070.07713.90
5.3.50.0070.07713.86
5.3.40.0070.06013.83
5.3.30.0030.07014.00
5.3.20.0130.06313.71
5.3.10.0270.06013.71
5.3.00.0030.07313.70
5.2.170.0070.06011.25
5.2.160.0030.06311.28
5.2.150.0170.05011.03
5.2.140.0070.06011.25
5.2.130.0030.06310.96
5.2.120.0000.06711.19
5.2.110.0130.05011.16
5.2.100.0000.06311.03
5.2.90.0030.05711.11
5.2.80.0170.05011.08
5.2.70.0000.06711.18
5.2.60.0070.06311.11
5.2.50.0100.04311.01
5.2.40.0000.05311.05
5.2.30.0100.06010.88
5.2.20.0030.05710.87
5.2.10.0070.05710.85
5.2.00.0030.05710.84
5.1.60.0030.03010.07
5.1.50.0000.0539.88
5.1.40.0070.05010.06
5.1.30.0130.04710.39
5.1.20.0030.03010.46
5.1.10.0000.05710.17
5.1.00.0030.05710.18
5.0.50.0100.0378.55
5.0.40.0070.0238.27
5.0.30.0030.0678.30
5.0.20.0100.0338.22
5.0.10.0030.0438.17
5.0.00.0030.0608.27
4.4.90.0070.0307.35
4.4.80.0000.0237.35
4.4.70.0070.0277.35
4.4.60.0100.0307.35
4.4.50.0000.0377.35
4.4.40.0000.0607.35
4.4.30.0000.0277.35
4.4.20.0100.0277.35
4.4.10.0070.0277.35
4.4.00.0070.0307.35
4.3.110.0000.0377.35
4.3.100.0000.0377.35
4.3.90.0000.0377.35
4.3.80.0000.0537.35
4.3.70.0000.0337.35
4.3.60.0030.0337.35
4.3.50.0100.0277.35
4.3.40.0030.0307.35
4.3.30.0030.0337.35
4.3.20.0000.0337.35
4.3.10.0000.0377.35
4.3.00.0030.0337.35

preferences:
43.8 ms | 401 KiB | 5 Q