3v4l.org

run code in 300+ PHP versions simultaneously
<?php function LevenshteinDistance($str1, $str2) { $d = array (); $len1 = mb_strlen($str1); $len2 = mb_strlen($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]; } echo LevenshteinDistance("こんにちは","こんにちわ"); ?>

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)
8.3.40.0040.01118.65
8.3.30.0030.01019.05
8.3.20.0070.00020.16
8.3.10.0000.00723.66
8.3.00.0030.00622.34
8.2.170.0070.00722.96
8.2.160.0030.01022.08
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0110.00326.16
8.2.120.0000.00822.27
8.2.110.0060.00321.93
8.2.100.0110.00017.78
8.2.90.0040.00419.17
8.2.80.0040.00418.05
8.2.70.0030.00617.63
8.2.60.0030.00618.05
8.2.50.0000.01018.07
8.2.40.0000.00819.38
8.2.30.0000.00718.15
8.2.20.0050.00317.71
8.2.10.0050.00317.61
8.2.00.0000.00817.79
8.1.270.0030.00523.91
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0060.00323.75
8.1.230.0090.00318.92
8.1.220.0040.00417.79
8.1.210.0050.00318.77
8.1.200.0060.00317.38
8.1.190.0050.00317.52
8.1.180.0030.00618.10
8.1.170.0030.00618.71
8.1.160.0040.00422.03
8.1.150.0030.00618.71
8.1.140.0070.00017.48
8.1.130.0070.00017.84
8.1.120.0000.00717.45
8.1.110.0000.00817.36
8.1.100.0000.00717.50
8.1.90.0030.00317.41
8.1.80.0070.00017.45
8.1.70.0030.00317.34
8.1.60.0050.00217.63
8.1.50.0000.00817.62
8.1.40.0080.00017.65
8.1.30.0040.00417.77
8.1.20.0040.00417.63
8.1.10.0020.00517.55
8.1.00.0080.00417.60
8.0.300.0040.00418.77
8.0.290.0070.00017.28
8.0.280.0070.00018.45
8.0.270.0000.00717.39
8.0.260.0050.00316.82
8.0.250.0000.00717.05
8.0.240.0040.00417.08
8.0.230.0000.00816.96
8.0.220.0000.00716.89
8.0.210.0000.00816.93
8.0.200.0000.00816.98
8.0.190.0030.00616.96
8.0.180.0000.00716.94
8.0.170.0040.00416.91
8.0.160.0060.00316.73
8.0.150.0040.00416.81
8.0.140.0080.00016.84
8.0.130.0000.00513.31
8.0.120.0000.00716.76
8.0.110.0050.00316.73
8.0.100.0000.00716.98
8.0.90.0050.00216.81
8.0.80.0080.00716.97
8.0.70.0030.00516.78
8.0.60.0040.00416.99
8.0.50.0060.00316.92
8.0.30.0040.01517.14
8.0.20.0130.00617.40
8.0.10.0040.00416.93
8.0.00.0130.00416.75
7.4.330.0020.00215.15
7.4.320.0070.00016.67
7.4.300.0000.00616.67
7.4.290.0000.00616.42
7.4.280.0030.00316.43
7.4.270.0030.00316.67
7.4.260.0030.00316.53
7.4.250.0000.00716.39
7.4.240.0010.00616.49
7.4.230.0070.00016.70
7.4.220.0100.00716.71
7.4.210.0080.00916.55
7.4.200.0070.00016.42
7.4.190.0000.00716.76
7.4.160.0150.00016.52
7.4.150.0090.00917.40
7.4.140.0100.00817.86
7.4.130.0110.00916.54
7.4.120.0060.01116.51
7.4.110.0100.00716.68
7.4.100.0050.01916.55
7.4.90.0140.00316.36
7.4.80.0130.00316.39
7.4.70.0070.01116.48
7.4.60.0030.01316.41
7.4.50.0050.00316.50
7.4.40.0080.00322.77
7.4.30.0040.01216.59
7.4.00.0070.01014.73
7.3.330.0030.00313.20
7.3.320.0050.00013.19
7.3.310.0040.00416.42
7.3.300.0030.00316.25
7.3.290.0030.01716.36
7.3.280.0110.00816.37
7.3.270.0060.01217.40
7.3.260.0120.01216.40
7.3.250.0050.01216.37
7.3.240.0060.00916.49
7.3.230.0100.00716.48
7.3.210.0060.01016.53
7.3.200.0090.01319.39
7.3.190.0130.00716.57
7.3.180.0030.01316.36
7.3.170.0120.00316.61
7.3.160.0030.01316.29
7.3.120.0090.00614.68
7.3.10.0140.00416.67
7.3.00.0120.00616.70
7.2.330.0120.00616.50
7.2.320.0070.01116.47
7.2.310.0100.00616.86
7.2.300.0100.00716.72
7.2.290.0070.01016.65
7.2.130.0050.01016.69
7.2.120.0060.00716.85
7.2.110.0110.00216.78
7.2.100.0060.00916.95
7.2.90.0070.00816.87
7.2.80.0080.01016.94
7.2.70.0090.01016.73
7.2.60.0090.00916.74
7.2.50.0100.00716.94
7.2.40.0090.00717.00
7.2.30.0080.01016.90
7.2.20.0080.00716.88
7.2.10.0070.00716.77
7.2.00.0060.00917.41
7.1.250.0090.00715.76
7.1.240.0040.00415.73
7.1.230.0090.00415.40
7.1.220.0080.00415.60
7.1.210.0090.00615.78
7.1.200.0050.00715.78
7.1.190.0060.00615.95
7.1.180.0040.00815.54
7.1.170.0030.00715.79
7.1.160.0120.00015.59
7.1.150.0040.01115.76
7.1.140.0080.00415.85
7.1.130.0100.00015.81
7.1.120.0040.00715.89
7.1.110.0120.00015.89
7.1.100.0070.00516.90
7.1.90.0000.00915.78
7.1.80.0090.00615.65
7.1.70.0020.00816.49
7.1.60.0050.01317.55
7.1.50.0100.00816.48
7.1.40.0000.01015.84
7.1.30.0030.00615.63
7.1.20.0000.01115.73
7.1.10.0060.00615.81
7.1.00.0080.03519.23
7.0.330.0000.01215.46
7.0.320.0040.00415.56
7.0.310.0050.00515.50
7.0.300.0020.00515.19
7.0.290.0030.00915.21
7.0.280.0060.00315.62
7.0.270.0030.00615.29
7.0.260.0080.00415.35
7.0.250.0000.00815.63
7.0.240.0030.01015.60
7.0.230.0000.01315.52
7.0.220.0030.00715.22
7.0.210.0000.00915.46
7.0.200.0060.00615.91
7.0.190.0090.00315.39
7.0.180.0000.00915.22
7.0.170.0100.00015.33
7.0.160.0060.00615.06
7.0.150.0040.00714.93
7.0.140.0080.03518.63
7.0.130.0060.00915.08
7.0.120.0030.00715.35
7.0.110.0030.00715.30
7.0.100.0070.03817.81
7.0.90.0050.02817.70
7.0.80.0070.04117.74
7.0.70.0090.04017.64
7.0.60.0030.03617.57
7.0.50.0130.03717.66
7.0.40.0060.04816.60
7.0.30.0080.02716.58
7.0.20.0120.03416.81
7.0.10.0070.04616.77
7.0.00.0070.04316.84
5.6.380.0060.00914.32
5.6.370.0080.00314.39
5.6.360.0080.00014.55
5.6.350.0060.00314.30
5.6.340.0100.00014.52
5.6.330.0040.01214.23
5.6.320.0000.01014.21
5.6.310.0090.00314.33
5.6.300.0080.00414.00
5.6.290.0060.00614.40
5.6.280.0060.04117.74
5.6.270.0030.01214.39
5.6.260.0050.00514.46
5.6.250.0020.04817.39
5.6.240.0050.03217.44
5.6.230.0100.03617.30
5.6.220.0080.04517.54
5.6.210.0080.04317.24
5.6.200.0050.04217.79
5.6.190.0050.03817.68
5.6.180.0080.03517.79
5.6.170.0020.02917.59
5.6.160.0030.05017.58
5.6.150.0080.02617.69
5.6.140.0080.04617.68
5.6.130.0060.04417.89
5.6.120.0070.04517.71
5.6.110.0080.03617.57
5.6.100.0100.03917.77
5.6.90.0090.03217.56
5.6.80.0040.04317.27
5.6.70.0040.04617.62
5.6.60.0050.04117.50
5.6.50.0070.04217.51
5.6.40.0070.04017.22
5.6.30.0100.04017.27
5.6.20.0050.04317.26
5.6.10.0080.03717.31
5.6.00.0030.04517.29
5.5.380.0100.03415.89
5.5.370.0080.03315.84
5.5.360.0130.03515.72
5.5.350.0080.04115.65
5.5.340.0000.04716.13
5.5.330.0070.04216.04
5.5.320.0070.02916.11
5.5.310.0020.02316.11
5.5.300.0070.04316.00
5.5.290.0030.02716.11
5.5.280.0030.04316.00
5.5.270.0020.04916.07
5.5.260.0050.04016.07
5.5.250.0080.04616.00
5.5.240.0050.04315.76
5.5.230.0080.03815.77
5.5.220.0080.04215.53
5.5.210.0030.03315.68
5.5.200.0100.03715.69
5.5.190.0050.04215.74
5.5.180.0070.04215.73
5.5.170.0050.00211.31
5.5.160.0050.04015.71
5.5.150.0020.04415.84
5.5.140.0050.03915.78
5.5.130.0070.03815.73
5.5.120.0070.04215.78
5.5.110.0040.04415.62
5.5.100.0080.03615.69
5.5.90.0000.04615.69
5.5.80.0100.03715.56
5.5.70.0050.02815.62
5.5.60.0030.02915.56
5.5.50.0070.04015.62
5.5.40.0090.03815.74
5.5.30.0080.03815.56
5.5.20.0080.03815.55
5.5.10.0020.04515.58
5.5.00.0040.04115.61
5.4.450.0020.04715.37
5.4.440.0020.03215.40
5.4.430.0030.04315.20
5.4.420.0030.04415.44
5.4.410.0030.03615.27
5.4.400.0030.04214.98
5.4.390.0070.04015.04
5.4.380.0060.03015.08
5.4.370.0120.03515.05
5.4.360.0090.03615.11
5.4.350.0020.04215.12
5.4.340.0030.04015.04
5.4.330.0000.00911.13
5.4.320.0020.04315.09
5.4.310.0050.04015.14
5.4.300.0050.03815.20
5.4.290.0070.04215.13
5.4.280.0020.05114.98
5.4.270.0100.03715.12
5.4.260.0020.04015.33
5.4.250.0080.03715.21
5.4.240.0080.04314.96
5.4.230.0030.04215.13
5.4.220.0030.04415.19
5.4.210.0030.04315.17
5.4.200.0050.04015.05
5.4.190.0080.03615.11
5.4.180.0000.04515.12
5.4.170.0050.04215.13
5.4.160.0100.03415.01
5.4.150.0030.03315.13
5.4.140.0010.02613.85
5.4.130.0040.04013.78
5.4.120.0090.03413.83
5.4.110.0070.03713.70
5.4.100.0030.02713.92
5.4.90.0050.03913.82
5.4.80.0020.04113.73
5.4.70.0050.03713.83
5.4.60.0050.04213.79
5.4.50.0080.03813.69
5.4.40.0070.03813.88
5.4.30.0030.04013.68
5.4.20.0080.03813.88
5.4.10.0050.02813.82
5.4.00.0050.03213.48
5.3.290.0050.03912.79
5.3.280.0030.04312.82
5.3.270.0020.04212.80
5.3.260.0050.03812.82
5.3.250.0080.03612.80
5.3.240.0050.03512.78
5.3.230.0080.03712.76
5.3.220.0050.04212.76
5.3.210.0020.02812.72
5.3.200.0030.04312.81
5.3.190.0090.03512.72
5.3.180.0060.03812.74
5.3.170.0020.04212.80
5.3.160.0080.03712.72
5.3.150.0060.02212.78
5.3.140.0120.03712.78
5.3.130.0080.04012.74
5.3.120.0020.03512.70
5.3.110.0080.03712.78
5.3.100.0060.03812.51
5.3.90.0040.04012.44
5.3.80.0070.03712.54
5.3.70.0090.03512.48
5.3.60.0050.03512.44
5.3.50.0070.04212.40
5.3.40.0070.02812.49
5.3.30.0030.03712.38
5.3.20.0050.03812.32
5.3.10.0050.03912.30
5.3.00.0050.03812.30
5.2.170.0050.03211.19
5.2.160.0020.03611.19
5.2.150.0050.01911.19
5.2.140.0050.02811.19
5.2.130.0030.03311.19
5.2.120.0030.03211.19
5.2.110.0050.03311.19
5.2.100.0070.03011.19
5.2.90.0060.03011.19
5.2.80.0020.03611.19
5.2.70.0050.03711.19
5.2.60.0060.03111.19
5.2.50.0080.02711.19
5.2.40.0050.03311.19
5.2.30.0060.03011.19
5.2.20.0070.02811.19
5.2.10.0020.03211.19
5.2.00.0050.02211.19
5.1.60.0050.02911.19
5.1.50.0030.02611.19
5.1.40.0050.02811.19
5.1.30.0030.02511.19
5.1.20.0050.03011.19
5.1.10.0050.02811.19
5.1.00.0030.03011.19
5.0.50.0020.02411.19
5.0.40.0020.02611.19
5.0.30.0040.03311.19
5.0.20.0030.02511.19
5.0.10.0030.02311.19
5.0.00.0030.03311.19
4.4.90.0040.02111.19
4.4.80.0020.01911.19
4.4.70.0000.02111.19
4.4.60.0070.01311.19
4.4.50.0040.01711.19
4.4.40.0030.02911.19
4.4.30.0000.02111.19
4.4.20.0000.02111.19
4.4.10.0030.01811.19
4.4.00.0020.03011.19
4.3.110.0040.01711.19
4.3.100.0070.01911.19
4.3.90.0020.02011.19
4.3.80.0020.03011.19
4.3.70.0020.02011.19
4.3.60.0020.02011.19
4.3.50.0080.01511.19
4.3.40.0030.02811.19
4.3.30.0000.02011.19
4.3.20.0020.02111.19
4.3.10.0060.01711.19
4.3.00.0020.02011.19

preferences:
40.92 ms | 400 KiB | 5 Q