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run code in 300+ PHP versions simultaneously
<?php $str1 = "Samsung Television 21 Inches LED BH005DE"; $str2 = "Samsung 21 Inch LED TV"; //synonyms: $syns = [ 'TV' => ['TV', 'Television'], 'Inch' => ['Inch', 'Inches'] ]; //replace: $str1 = array_reduce(array_keys($syns), function($c, $x) use ($syns) { return $c = preg_replace('/\b'.join('\b|\b', $syns[$x]).'\b/', $x, $c); }, $str1); //now, str1 looks like "Samsung TV 21 Inch LED BH005DE" $str2 = array_reduce(array_keys($syns), function($c, $x) use ($syns) { return $c = preg_replace('/\b'.join('\b|\b', $syns[$x]).'\b/', $x, $c); }, $str2); //now, str2 looks like "Samsung 21 Inch LED TV" $arr1 = explode(' ', $str1); $arr2 = explode(' ', $str2); var_dump(array_diff($arr1, $arr2));//['BH005DE']

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)
8.3.60.0130.00618.43
8.3.50.0100.00722.06
8.3.40.0070.00718.92
8.3.30.0070.00719.18
8.3.20.0040.00420.34
8.3.10.0030.00522.09
8.3.00.0040.00422.52
8.2.180.0140.00716.75
8.2.170.0000.01422.96
8.2.160.0140.00321.04
8.2.150.0050.00324.18
8.2.140.0080.00024.66
8.2.130.0100.00726.16
8.2.120.0080.00019.74
8.2.110.0030.00621.12
8.2.100.0090.00318.03
8.2.90.0030.00618.16
8.2.80.0000.01019.60
8.2.70.0060.00317.75
8.2.60.0050.00317.93
8.2.50.0000.00818.07
8.2.40.0040.00420.07
8.2.30.0000.00818.30
8.2.20.0060.00317.88
8.2.10.0020.00517.98
8.2.00.0000.00717.92
8.1.280.0070.00725.92
8.1.270.0080.00022.18
8.1.260.0060.00326.35
8.1.250.0040.00428.09
8.1.240.0030.00719.47
8.1.230.0000.01122.63
8.1.220.0040.00417.89
8.1.210.0080.00019.01
8.1.200.0030.00617.61
8.1.190.0000.00817.60
8.1.180.0000.00818.10
8.1.170.0040.00418.79
8.1.160.0040.00418.91
8.1.150.0050.00218.80
8.1.140.0000.00817.65
8.1.130.0050.00317.96
8.1.120.0000.00717.65
8.1.110.0080.00017.63
8.1.100.0040.00417.68
8.1.90.0050.00317.68
8.1.80.0020.00517.61
8.1.70.0000.00717.54
8.1.60.0000.00817.75
8.1.50.0080.00017.62
8.1.40.0070.00017.70
8.1.30.0040.00417.76
8.1.20.0050.00317.86
8.1.10.0000.00817.61
8.1.00.0000.00817.69
8.0.300.0000.00820.23
8.0.290.0040.00417.00
8.0.280.0030.00318.44
8.0.270.0070.00017.32
8.0.260.0060.00017.09
8.0.250.0000.00717.03
8.0.240.0040.00417.19
8.0.230.0000.00817.05
8.0.220.0070.00017.00
8.0.210.0000.00817.06
8.0.200.0000.00717.00
8.0.190.0030.00617.04
8.0.180.0030.00517.06
8.0.170.0040.00417.09
8.0.160.0050.00217.07
8.0.150.0030.00616.95
8.0.140.0040.00416.91
8.0.130.0060.00013.44
8.0.120.0050.00317.16
8.0.110.0000.00816.96
8.0.100.0040.00417.12
8.0.90.0000.00717.20
8.0.80.0100.01017.11
8.0.70.0060.00317.07
8.0.60.0030.00516.98
8.0.50.0040.00416.88
8.0.30.0070.01717.28
8.0.20.0100.01617.40
8.0.10.0050.00317.17
8.0.00.0080.00917.13
7.4.330.0050.00015.00
7.4.320.0030.00316.83
7.4.300.0030.00316.90
7.4.290.0030.00316.84
7.4.280.0000.00716.71
7.4.270.0000.00716.76
7.4.260.0000.00716.81
7.4.250.0040.00416.79
7.4.240.0040.00416.76
7.4.230.0000.00816.88
7.4.220.0070.01016.77
7.4.210.0060.00916.82
7.4.200.0040.00416.83
7.4.190.0000.00817.02
7.4.160.0130.00716.72
7.4.150.0070.01117.40
7.4.140.0090.01117.86
7.4.130.0120.00616.80
7.4.120.0160.00216.75
7.4.110.0130.00316.79
7.4.100.0150.00616.96
7.4.90.0060.01416.72
7.4.80.0040.01419.39
7.4.70.0110.01416.66
7.4.60.0130.00716.86
7.4.50.0000.00916.71
7.4.40.0120.00322.77
7.4.30.0070.01016.69
7.4.00.0110.00714.98
7.3.330.0030.00313.44
7.3.320.0030.00313.29
7.3.310.0030.00316.31
7.3.300.0030.00316.36
7.3.290.0080.00816.54
7.3.280.0110.00416.46
7.3.270.0170.00017.40
7.3.260.0120.00616.71
7.3.250.0080.01116.71
7.3.240.0060.01016.67
7.3.230.0110.00616.85
7.3.210.0130.00316.72
7.3.200.0100.00619.39
7.3.190.0120.00916.51
7.3.180.0060.00916.61
7.3.170.0080.01616.61
7.3.160.0070.01016.65
7.3.120.0140.00415.04
7.2.330.0150.00316.93
7.2.320.0120.00616.80
7.2.310.0100.00616.75
7.2.300.0080.00816.87
7.2.290.0100.00716.85
7.2.80.0030.00616.55
7.2.00.0040.01119.68
7.1.200.0090.00316.02
7.1.100.0070.00718.26
7.1.70.0000.01617.32
7.1.60.0120.00319.82
7.1.50.0000.01317.20
7.1.00.0070.07322.53
7.0.200.0040.00416.85
7.0.140.0030.06721.95
7.0.60.0100.05720.01
7.0.50.0100.08017.77
7.0.40.0100.03720.13
7.0.30.0200.07720.18
7.0.20.0400.06720.27
7.0.10.0130.07320.07
7.0.00.0130.08020.25
5.6.280.0030.07321.09
5.6.210.0100.04020.76
5.6.200.0100.07718.18
5.6.190.0030.04320.64
5.6.180.3930.04720.34
5.6.170.0270.04320.44
5.6.160.0070.04020.54
5.6.150.0100.08318.13
5.6.140.0030.04018.14
5.6.130.0030.04718.18
5.6.120.0070.06321.10
5.6.110.0070.09021.02
5.6.100.0070.05721.12
5.6.90.0200.06720.97
5.6.80.0130.07320.41
5.6.70.4070.04320.38
5.5.350.0330.07020.41
5.5.340.0030.07317.94
5.5.330.0170.07320.44
5.5.320.0200.04020.31
5.5.310.0300.06720.32
5.5.300.0030.06717.97
5.5.290.0130.07718.05
5.5.280.0070.07320.69
5.5.270.0200.05720.77
5.5.260.0200.07320.85
5.5.250.0100.08020.59
5.5.240.0370.06720.36
5.4.450.0730.06319.21
5.4.440.0700.05319.45
5.4.430.0100.05719.53
5.4.420.0100.06019.53
5.4.410.0170.05019.09
5.4.400.0200.04718.80
5.4.390.0230.03718.73
5.4.380.0130.05018.51
5.4.370.0100.05718.45
5.4.360.0100.05318.49
5.4.350.0120.03412.02
5.4.340.0040.04112.02
5.4.320.0060.04212.51
5.4.310.0120.05612.51
5.4.300.0050.03612.51
5.4.290.0080.04712.51
5.4.280.0060.03612.40
5.4.270.0050.03712.40
5.4.260.0070.06018.84
5.4.250.0030.06318.97
5.4.240.0030.05719.06
5.4.230.0100.06018.98
5.4.220.0100.05318.99
5.4.210.0100.05718.84
5.4.200.0130.07018.96
5.4.190.0070.05318.74
5.4.180.0230.05718.73
5.4.170.0130.06018.96
5.4.160.0170.05318.95
5.4.150.0200.04718.95
5.4.140.0030.06016.53
5.4.130.0100.05316.48
5.4.120.0170.06016.39
5.4.110.0100.05016.36
5.4.100.0100.07016.70
5.4.90.0130.06016.39
5.4.80.0070.05316.51
5.4.70.0100.05316.54
5.4.60.0100.06716.37
5.4.50.0130.04016.39
5.4.40.0100.05316.57
5.4.30.0000.05716.51
5.4.20.0100.04716.62
5.4.10.0230.05716.59
5.4.00.0070.04715.88
5.3.290.0120.04212.80
5.3.280.0130.06714.64
5.3.270.0170.06314.65
5.3.260.0070.06714.32
5.3.250.0100.07014.53
5.3.240.0100.05314.63
5.3.230.0070.05714.47
5.3.220.0100.05314.27
5.3.210.0070.08014.27
5.3.200.0230.05314.58
5.3.190.0130.05314.41
5.3.180.0070.07014.57
5.3.170.0030.07714.63
5.3.160.0170.06014.58
5.3.150.0100.07314.59
5.3.140.0100.05014.43
5.3.130.0030.05714.52
5.3.120.0070.05714.39
5.3.110.0070.05714.42
5.3.100.0100.06014.05
5.3.90.0070.05313.71
5.3.80.0070.05014.04
5.3.70.0100.05313.88
5.3.60.0130.04314.15
5.3.50.0070.05314.10
5.3.40.0030.07313.78
5.3.30.0130.04713.86
5.3.20.0100.06013.72
5.3.10.0100.07013.80
5.3.00.0070.05013.66
5.2.170.0070.06010.97
5.2.160.0070.04311.04
5.2.150.0070.05311.29
5.2.140.0070.04311.04
5.2.130.0130.03311.01
5.2.120.0070.05311.20
5.2.110.0070.05311.00
5.2.100.0070.05711.03
5.2.90.0070.05710.93
5.2.80.0170.05010.93
5.2.70.0030.05311.20
5.2.60.0130.04710.89
5.2.50.0130.04311.02
5.2.40.0070.04711.01
5.2.30.0030.06710.88
5.2.20.0070.04710.79
5.2.10.0100.05310.94
5.2.00.0130.04710.80
5.1.60.0030.04310.02
5.1.50.0000.03710.03
5.1.40.0100.04310.02
5.1.30.0070.03310.28
5.1.20.0070.04010.41
5.1.10.0130.03710.02
5.1.00.0070.0379.99
5.0.50.0070.0278.43
5.0.40.0000.0308.55
5.0.30.0000.0438.18
5.0.20.0030.0308.38
5.0.10.0070.0378.00
5.0.00.0000.0438.39
4.4.90.0000.0337.14
4.4.80.0100.0237.14
4.4.70.0000.0307.14
4.4.60.0000.0237.14
4.4.50.0070.0207.14
4.4.40.0070.0377.14
4.4.30.0030.0277.14
4.4.20.0030.0237.14
4.4.10.0030.0277.14
4.4.00.0030.0337.14
4.3.110.0000.0237.14
4.3.100.0030.0307.14
4.3.90.0030.0207.14
4.3.80.0100.0337.14
4.3.70.0030.0277.14
4.3.60.0000.0207.14
4.3.50.0030.0207.14
4.3.40.0000.0477.14
4.3.30.0000.0277.14
4.3.20.0030.0337.14
4.3.10.0100.0137.14
4.3.00.0130.0206.88

preferences:
49.46 ms | 401 KiB | 5 Q