3v4l.org

run code in 300+ PHP versions simultaneously
<?php function LevenshteinDistance($str1, $str2) { $d = array (); $len1 = strlen($str1); $len2 = strlen($str2); for ($i1 = 0; $i1 <= $len1; $i1++) { $d[$i1] = array (); $d[$i1][0] = $i1; } for ($i2 = 0; $i2 <= $len2; $i2++) { $d[0][$i2] = $i2; } for ($i1 = 1; $i1 <= $len1; $i1++) { for ($i2 = 1; $i2 <= $len2; $i2++) { $cost = ($str1[$i1 - 1] == $str2[$i2 - 1]) ? 0 : 1; $d[$i1][$i2] = min( $d[$i1 - 1][$i2 ] + 1, //挿入 $d[$i1 ][$i2 - 1] + 1, //削除 $d[$i1 - 1][$i2 - 1] + $cost //置換 ); } } return $d[$len1][$len2]; } ?>

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)
8.3.60.0070.01016.38
8.3.50.0110.00521.91
8.3.40.0090.00618.65
8.3.30.0070.00718.88
8.3.20.0040.00420.33
8.3.10.0040.00423.66
8.3.00.0040.00422.55
8.2.180.0170.00316.63
8.2.170.0150.00022.96
8.2.160.0000.01320.52
8.2.150.0060.00324.18
8.2.140.0040.00424.66
8.2.130.0070.00726.16
8.2.120.0050.00322.31
8.2.110.0090.00022.04
8.2.100.0080.00417.59
8.2.90.0000.00919.11
8.2.80.0040.00417.97
8.2.70.0050.00317.50
8.2.60.0000.00817.91
8.2.50.0000.00818.07
8.2.40.0090.00019.52
8.2.30.0000.00717.95
8.2.20.0000.00717.47
8.2.10.0000.00817.63
8.2.00.0000.00717.48
8.1.280.0100.00325.92
8.1.270.0080.00023.83
8.1.260.0040.00426.35
8.1.250.0000.00728.09
8.1.240.0120.00924.02
8.1.230.0120.00019.14
8.1.220.0040.00417.74
8.1.210.0040.00418.77
8.1.200.0000.01017.23
8.1.190.0000.00817.41
8.1.180.0050.00318.10
8.1.170.0080.00018.49
8.1.160.0000.00921.88
8.1.150.0030.00618.52
8.1.140.0040.00417.34
8.1.130.0000.00717.78
8.1.120.0000.00717.27
8.1.110.0000.00717.25
8.1.100.0040.00417.37
8.1.90.0040.00417.41
8.1.80.0000.00717.39
8.1.70.0000.00817.31
8.1.60.0000.00917.37
8.1.50.0020.00517.45
8.1.40.0000.00717.39
8.1.30.0050.00317.49
8.1.20.0080.00017.41
8.1.10.0040.00417.28
8.1.00.0040.00417.35
8.0.300.0070.00018.77
8.0.290.0000.00717.05
8.0.280.0000.00718.30
8.0.270.0000.00817.15
8.0.260.0000.00716.62
8.0.250.0060.00016.84
8.0.240.0060.00316.78
8.0.230.0080.00016.85
8.0.220.0000.00616.69
8.0.210.0030.00516.79
8.0.200.0000.00716.80
8.0.190.0070.00016.85
8.0.180.0000.00816.79
8.0.170.0000.00716.80
8.0.160.0000.00716.77
8.0.150.0040.00416.61
8.0.140.0070.00016.75
8.0.130.0030.00513.17
8.0.120.0040.00416.77
8.0.110.0040.00416.75
8.0.100.0000.00816.66
8.0.90.0040.00416.85
8.0.80.0060.01316.84
8.0.70.0040.00416.79
8.0.60.0040.00516.78
8.0.50.0000.00716.80
8.0.30.0110.00717.03
8.0.20.0100.00817.40
8.0.10.0040.00416.97
8.0.00.0090.01016.51
7.4.330.0050.00015.00
7.4.320.0030.00316.36
7.4.300.0030.00316.54
7.4.290.0030.00316.35
7.4.280.0030.00316.41
7.4.270.0090.00016.45
7.4.260.0030.00316.53
7.4.250.0000.00716.37
7.4.240.0030.00516.37
7.4.230.0040.00416.31
7.4.220.0120.00616.33
7.4.210.0110.00416.48
7.4.200.0000.00716.36
7.4.190.0030.00316.50
7.4.160.0090.00616.47
7.4.150.0060.01217.40
7.4.140.0050.01217.86
7.4.130.0050.01116.26
7.4.120.0040.01416.49
7.4.110.0090.00916.63
7.4.100.0090.01216.30
7.4.90.0090.00616.57
7.4.80.0120.00619.39
7.4.70.0120.00616.47
7.4.60.0030.01416.30
7.4.50.0080.00016.25
7.4.40.0070.00722.77
7.4.30.0040.01116.14
7.4.00.0120.00314.80
7.3.330.0030.00313.01
7.3.320.0050.00013.06
7.3.310.0040.00416.22
7.3.300.0040.00416.11
7.3.290.0040.01116.15
7.3.280.0070.01416.22
7.3.270.0100.00617.40
7.3.260.0110.00616.41
7.3.250.0060.01516.42
7.3.240.0150.00416.21
7.3.230.0090.00916.47
7.3.210.0120.00416.17
7.3.200.0130.01019.39
7.3.190.0150.00616.27
7.3.180.0140.00316.20
7.3.170.0190.00016.41
7.3.160.0130.00316.35
7.3.120.0080.00814.75
7.3.110.0030.01014.71
7.3.100.0030.01014.50
7.3.90.0090.00014.54
7.3.80.0040.00414.45
7.3.70.0070.01014.77
7.3.60.0070.00714.52
7.3.50.0080.00814.61
7.3.40.0030.00914.53
7.3.30.0040.00814.62
7.3.20.0100.00316.61
7.3.10.0000.01416.33
7.3.00.0030.00916.32
7.2.330.0120.00616.26
7.2.320.0100.00716.27
7.2.310.0000.01616.43
7.2.300.0070.01716.26
7.2.290.0080.00816.54
7.2.250.0100.01014.71
7.2.240.0070.01314.66
7.2.230.0060.00914.68
7.2.220.0050.00514.64
7.2.210.0000.01514.98
7.2.200.0030.00614.97
7.2.190.0090.00614.73
7.2.180.0060.00914.82
7.2.170.0060.00914.89
7.1.330.0030.01015.39
7.1.320.0090.00015.50
7.1.310.0030.01015.41
7.1.300.0040.01115.34
7.1.290.0000.00915.68
7.1.280.0100.00315.49
7.1.270.0030.01215.35
7.1.260.0100.00315.50
7.1.70.0040.00416.75
7.1.60.0110.01519.29
7.1.50.0070.01716.79
7.1.00.0000.08022.36
7.0.200.0070.00716.63
7.0.140.0030.07022.08
7.0.60.0070.07019.96
7.0.50.0030.08717.72
7.0.40.0030.05320.18
7.0.30.0400.05720.06
7.0.20.0300.04320.17
7.0.10.0030.07320.05
7.0.00.0130.08020.16
5.6.280.0170.06321.10
5.6.210.0070.03720.72
5.6.200.0070.05018.19
5.6.190.0030.05320.61
5.6.180.0270.08020.57
5.6.170.0270.04720.71
5.6.160.0070.08020.52
5.6.150.0030.04018.25
5.6.140.0070.08318.27
5.6.130.0000.07318.22
5.6.120.0030.05320.91
5.6.110.0070.05721.09
5.6.100.0200.07321.00
5.6.90.0170.07321.13
5.6.80.0070.05720.45
5.6.70.4830.04020.51
5.5.350.0000.09020.44
5.5.340.0200.07017.95
5.5.330.0070.04720.31
5.5.320.0100.07020.21
5.5.310.0330.03720.35
5.5.300.0070.04717.98
5.5.290.0100.07718.01
5.5.280.0070.07720.91
5.5.270.0130.07020.68
5.5.260.0070.06720.87
5.5.250.0170.06720.79
5.5.240.0200.03020.25
5.4.450.0800.05019.60
5.4.440.0630.06719.61
5.4.430.0800.05719.54
5.4.420.0630.00019.36
5.4.410.0130.05318.95
5.4.400.0830.04318.61
5.4.390.1130.04318.59
5.4.380.0430.05718.63
5.4.370.0070.04318.82
5.4.360.0030.04718.53
5.4.350.0060.03412.03
5.4.340.0070.03312.02
5.4.320.0040.04012.52
5.4.310.0100.03312.51
5.4.300.0040.03812.52
5.4.290.0030.04012.51
5.4.280.0050.03512.38
5.4.270.0040.03812.38
5.4.260.0060.03812.38
5.4.250.0060.04212.38
5.4.240.0050.03812.38
5.4.230.0070.03712.37
5.4.220.0070.03512.37
5.4.210.0060.04612.37
5.4.200.0060.04512.38
5.4.190.0050.03912.37
5.4.180.0080.03612.37
5.4.170.0070.03712.38
5.4.160.0070.03512.38
5.4.150.0060.03512.37
5.4.140.0070.04212.05
5.4.130.0080.05112.04
5.4.120.0080.05812.00
5.4.110.0110.04411.99
5.4.100.0060.05011.99
5.4.90.0090.04812.00
5.4.80.0090.04812.00
5.4.70.0120.05311.98
5.4.60.0100.05311.99
5.4.50.0110.05911.99
5.4.40.0060.05211.98
5.4.30.0100.05711.97
5.4.20.0170.06311.97
5.4.10.0070.04711.97
5.4.00.0060.05311.46
5.3.290.0040.04112.80
5.3.280.0110.05112.71
5.3.270.0120.05412.72
5.3.260.0050.05412.72
5.3.250.0090.06212.72
5.3.240.0080.05812.72
5.3.230.0090.05212.70
5.3.220.0100.04312.68
5.3.210.0070.05512.68
5.3.200.0050.05112.68
5.3.190.0060.04212.68
5.3.180.0040.05912.67
5.3.170.0110.05012.67
5.3.160.0110.05212.67
5.3.150.0120.05012.68
5.3.140.0100.04912.66
5.3.130.0120.06112.65
5.3.120.0130.06812.66
5.3.110.0080.05612.66
5.3.100.0180.07412.12
5.3.90.0110.04712.09
5.3.80.0090.06012.08
5.3.70.0070.05012.08
5.3.60.0090.04812.06
5.3.50.0150.07212.00
5.3.40.0150.07412.01
5.3.30.0220.07611.97
5.3.20.0180.07011.75
5.3.10.0080.04511.71
5.3.00.0080.04211.70
5.2.170.0080.0379.20
5.2.160.0040.0409.20
5.2.150.0060.0509.20
5.2.140.0070.0459.19
5.2.130.0100.0529.16
5.2.120.0050.0459.15
5.2.110.0080.0559.16
5.2.100.0060.0319.16
5.2.90.0090.0429.16
5.2.80.0110.0479.16
5.2.70.0070.0309.15
5.2.60.0080.0359.11
5.2.50.0080.0319.08
5.2.40.0130.0739.05
5.2.30.0120.0609.03
5.2.20.0050.0349.01
5.2.10.0050.0328.93
5.2.00.0060.0338.80
5.1.60.0060.0248.07
5.1.50.0040.0308.08
5.1.40.0070.0558.06
5.1.30.0080.0268.41
5.1.20.0020.0398.43
5.1.10.0110.0398.15
5.1.00.0050.0368.15
5.0.50.0050.0216.63
5.0.40.0050.0186.50
5.0.30.0040.0346.31
5.0.20.0060.0236.28
5.0.10.0040.0216.26
5.0.00.0030.0346.25
4.4.90.0010.0184.78
4.4.80.0050.0154.76
4.4.70.0010.0184.75
4.4.60.0010.0184.76
4.4.50.0020.0164.77
4.4.40.0030.0294.71
4.4.30.0030.0194.76
4.4.20.0040.0324.84
4.4.10.0070.0184.85
4.4.00.0120.0704.76
4.3.110.0090.0554.67
4.3.100.0110.0464.66
4.3.90.0030.0234.63
4.3.80.0070.0404.59
4.3.70.0180.0714.63
4.3.60.0070.0484.63
4.3.50.0070.0444.63
4.3.40.0040.0574.54
4.3.30.0100.0553.31
4.3.20.0110.0413.29
4.3.10.0060.0723.26
4.3.00.0100.0236.20

preferences:
36.91 ms | 401 KiB | 5 Q