3v4l.org

run code in 300+ PHP versions simultaneously
<?php function snake($k,$y,$str1,$str2){ $x = $y - $k; while($x < mb_strlen($str1) && $y < mb_strlen($str2) && $str1[$x] == $str2[$y]){ $x++; $y++; } return $y; } function edit_distance_onp($str1, $str2){ $s1 = mb_strlen($str1) > mb_strlen($str2) ? $str2 : $str1; $s2 = mb_strlen($str1) > mb_strlen($str2) ? $str1 : $str2; $fp = array(); $x = 0; $y = 0; $k = 0; $p = 0; $offset = mb_strlen($s1) + 1; $delta = mb_strlen($s2) - mb_strlen($s1); for ($i = 0; $i < 100; $i++) $fp[$i] = -1; for ($p = 0; $fp[$delta + $offset] != mb_strlen($s2); $p++) { for($k = -$p; $k < $delta; $k++) $fp[$k + $offset] = snake($k, max($fp[$k-1+$offset] + 1, $fp[$k+1+$offset]), $s1, $s2); for($k = $delta + $p; $k > $delta; $k--) $fp[$k + $offset] = snake($k, max($fp[$k-1+$offset] + 1, $fp[$k+1+$offset]), $s1, $s2); $fp[$delta + $offset] = snake($delta, max($fp[$delta-1+$offset] + 1, $fp[$delta+1+$offset]), $s1, $s2); } return $delta + ($p - 1) * 2; } ?>

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)
8.3.70.0040.01216.36
8.3.60.0120.00316.59
8.3.50.0100.00521.91
8.3.40.0090.00618.77
8.3.30.0000.01418.79
8.3.20.0040.00420.38
8.3.10.0080.00023.64
8.3.00.0050.00319.26
8.2.180.0060.00916.50
8.2.170.0070.00722.96
8.2.160.0070.00720.39
8.2.150.0030.00524.18
8.2.140.0060.00324.66
8.2.130.0140.00326.16
8.2.120.0080.00022.20
8.2.110.0040.00420.93
8.2.100.0000.01117.78
8.2.90.0040.00417.91
8.2.80.0060.00317.97
8.2.70.0040.00417.38
8.2.60.0060.00317.38
8.2.50.0000.00817.38
8.2.40.0070.00317.62
8.2.30.0060.00317.60
8.2.20.0040.00417.59
8.2.10.0070.00018.07
8.2.00.0030.00717.48
8.1.280.0070.00725.92
8.1.270.0090.00023.82
8.1.260.0050.00326.35
8.1.250.0050.00328.09
8.1.240.0000.00923.84
8.1.230.0040.00822.71
8.1.220.0060.00317.74
8.1.210.0000.00818.77
8.1.200.0000.00917.10
8.1.190.0000.00917.13
8.1.180.0000.00818.10
8.1.170.0000.00817.62
8.1.160.0080.00018.86
8.1.150.0040.00418.50
8.1.140.0040.00417.29
8.1.130.0000.00717.70
8.1.120.0000.00717.41
8.1.110.0040.00417.33
8.1.100.0070.00017.35
8.1.90.0040.00417.27
8.1.80.0000.00717.38
8.1.70.0000.00717.35
8.1.60.0040.00417.54
8.1.50.0000.01017.30
8.1.40.0050.00317.32
8.1.30.0050.00317.38
8.1.20.0020.00517.48
8.1.10.0050.00217.37
8.1.00.0040.00417.35
8.0.300.0050.00219.92
8.0.290.0000.00916.63
8.0.280.0040.00417.93
8.0.270.0000.00717.84
8.0.260.0030.00317.17
8.0.250.0070.00016.77
8.0.240.0030.00316.80
8.0.230.0070.00016.79
8.0.220.0070.00016.75
8.0.210.0050.00216.81
8.0.200.0000.00616.90
8.0.190.0040.00416.74
8.0.180.0040.00416.86
8.0.170.0000.00716.74
8.0.160.0000.00716.77
8.0.150.0040.00416.73
8.0.140.0050.00216.68
8.0.130.0000.00613.24
8.0.120.0040.00416.76
8.0.110.0040.00416.82
8.0.100.0030.00516.85
8.0.90.0000.00716.70
8.0.80.0070.00716.77
8.0.70.0000.00816.67
8.0.60.0050.00316.67
8.0.50.0000.00716.86
8.0.30.0120.00716.98
8.0.20.0130.00517.40
8.0.10.0050.00316.97
8.0.00.0080.01016.53
7.4.330.0000.00615.00
7.4.320.0000.00716.47
7.4.300.0000.00616.40
7.4.290.0020.00516.48
7.4.280.0070.00016.42
7.4.270.0000.00816.45
7.4.260.0070.00016.39
7.4.250.0050.00216.52
7.4.240.0030.00316.33
7.4.230.0000.00716.30
7.4.220.0120.00916.49
7.4.210.0100.00416.47
7.4.200.0000.00716.32
7.4.190.0040.00416.57
7.4.160.0120.00316.38
7.4.150.0030.01517.40
7.4.140.0160.00817.86
7.4.130.0080.00816.47
7.4.120.0120.00516.51
7.4.110.0110.00616.39
7.4.100.0060.01216.33
7.4.90.0030.01716.39
7.4.80.0120.00619.39
7.4.70.0220.00016.29
7.4.60.0100.00616.42
7.4.50.0000.00916.30
7.4.40.0100.00522.77
7.4.30.0130.00416.57
7.4.00.0080.00814.69
7.3.330.0040.00213.08
7.3.320.0050.00012.98
7.3.310.0030.00516.14
7.3.300.0000.00816.09
7.3.290.0070.00716.23
7.3.280.0070.00816.20
7.3.270.0060.01017.40
7.3.260.0060.01016.21
7.3.250.0110.00816.37
7.3.240.0140.01016.34
7.3.230.0100.00716.47
7.3.210.0070.01116.34
7.3.200.0130.00919.39
7.3.190.0070.01016.38
7.3.180.0060.00916.23
7.3.170.0130.01616.27
7.3.160.0060.01016.53
7.3.120.0100.00614.42
7.3.10.0070.01016.31
7.3.00.0070.00516.18
7.2.330.0060.01216.29
7.2.320.0070.01716.20
7.2.310.0030.01616.31
7.2.300.0060.01316.33
7.2.290.0030.01416.28
7.2.130.0060.01016.83
7.2.120.0050.00916.70
7.2.110.0030.01016.55
7.2.100.0030.00816.84
7.2.90.0050.00816.68
7.2.80.0100.00316.74
7.2.70.0030.01116.71
7.2.60.0040.00816.76
7.2.50.0090.00516.63
7.2.40.0060.00516.81
7.2.30.0100.00516.56
7.2.20.0090.00616.65
7.2.10.0070.00516.64
7.2.00.0060.00617.53
7.1.250.0040.00615.56
7.1.240.0070.00315.77
7.1.230.0140.00015.32
7.1.220.0090.00615.55
7.1.210.0100.00315.56
7.1.200.0000.01115.51
7.1.190.0030.01015.27
7.1.180.0000.01315.63
7.1.170.0030.00915.76
7.1.160.0070.00715.48
7.1.150.0060.00615.51
7.1.140.0040.00715.50
7.1.130.0040.00815.41
7.1.120.0070.00415.60
7.1.110.0100.00315.54
7.1.100.0210.00516.33
7.1.90.0060.00615.23
7.1.80.0100.00315.26
7.1.70.0040.00516.05
7.1.60.0050.01317.50
7.1.50.0050.01216.21
7.1.40.0040.00715.49
7.1.30.0110.00315.57
7.1.20.0030.00915.41
7.1.10.0030.00615.56
7.1.00.0080.03719.07
7.0.330.0060.00615.09
7.0.320.0030.01015.17
7.0.310.0040.00414.99
7.0.300.0070.00714.88
7.0.290.0070.00715.20
7.0.280.0080.00315.02
7.0.270.0000.01014.76
7.0.260.0100.00315.11
7.0.250.0060.00614.98
7.0.240.0030.01015.13
7.0.230.0070.00315.04
7.0.220.0060.01015.14
7.0.210.0030.00614.99
7.0.200.0040.01016.01
7.0.190.0000.01415.18
7.0.180.0060.00615.05
7.0.170.0110.00415.29
7.0.160.0060.01015.38
7.0.150.0030.01015.36
7.0.140.0050.03318.58
7.0.130.0110.00015.28
7.0.120.0050.00514.98
7.0.110.0030.00715.31
7.0.100.0000.01215.11
7.0.90.0070.00315.22
7.0.80.0100.00715.05
7.0.70.0140.00315.05
7.0.60.0100.04417.49
7.0.50.0100.03716.60
7.0.40.0060.03216.67
7.0.30.0130.04016.67
7.0.20.0140.02316.72
7.0.10.0080.04516.62
7.0.00.0010.02816.65
5.6.380.0080.00414.02
5.6.370.0060.00313.99
5.6.360.0000.01114.14
5.6.350.0060.00314.21
5.6.340.0000.00814.16
5.6.330.0000.01214.31
5.6.320.0070.00314.30
5.6.310.0000.01314.33
5.6.300.0030.00914.25
5.6.290.0060.00314.18
5.6.280.0070.03717.41
5.6.270.0030.00614.14
5.6.260.0030.00713.85
5.6.250.0070.00714.09
5.6.240.0060.00614.23
5.6.230.0090.00614.08
5.6.220.0080.00413.71
5.6.210.0050.04417.14
5.6.200.0050.02215.93
5.6.190.0100.02017.25
5.6.180.0110.04517.38
5.6.170.0170.03817.20
5.6.160.0080.04317.30
5.6.150.0080.02316.21
5.6.140.0080.02816.14
5.6.130.0080.04316.24
5.6.120.0100.04217.51
5.6.110.0080.02217.68
5.6.100.0030.05017.65
5.6.90.0090.03717.61
5.6.80.0070.03817.25
5.6.70.2170.02217.15
5.6.60.0030.01013.86
5.6.50.0080.00414.15
5.6.40.0070.00314.14
5.6.30.0000.01313.95
5.6.20.0050.00614.23
5.6.10.0030.01214.13
5.6.00.0060.00613.91
5.5.380.0030.00711.18
5.5.370.0030.00611.18
5.5.360.0030.00611.18
5.5.350.0080.03815.83
5.5.340.0090.04214.58
5.5.330.0050.02215.76
5.5.320.0100.02715.84
5.5.310.0190.03715.73
5.5.300.0020.04414.63
5.5.290.0100.04014.63
5.5.280.0110.03816.03
5.5.270.0060.02616.00
5.5.260.0090.03915.99
5.5.250.0050.02315.88
5.5.240.0200.03215.67
5.5.230.0000.01211.18
5.5.220.0040.00411.18
5.5.210.0030.00511.18
5.5.200.0030.00911.18
5.5.190.0030.00711.18
5.5.180.0060.00611.18
5.5.170.0070.00311.18
5.5.160.0030.00311.18
5.5.150.0000.00711.18
5.5.140.0040.00411.18
5.5.130.0090.00311.18
5.5.120.0030.00611.18
5.5.110.0040.00711.18
5.5.100.0040.00411.18
5.5.90.0030.00711.18
5.5.80.0030.00711.18
5.5.70.0030.00311.18
5.5.60.0060.00311.18
5.5.50.0000.00811.18
5.5.40.0080.00011.18
5.5.30.0030.00311.18
5.5.20.0030.00611.18
5.5.10.0050.00211.18
5.5.00.0000.00711.18
5.4.450.0050.03315.33
5.4.440.0400.02815.24
5.4.430.0120.03015.32
5.4.420.0370.00415.35
5.4.410.0080.03315.03
5.4.400.0170.02714.95
5.4.390.0130.02714.98
5.4.380.0080.03314.97
5.4.370.0120.03014.96
5.4.360.0150.03014.84
5.4.350.0050.02011.60
5.4.340.0020.02311.60
5.4.330.0000.00711.18
5.4.320.0040.02611.84
5.4.310.0050.02711.84
5.4.300.0040.02511.85
5.4.290.0020.02511.84
5.4.280.0070.02911.78
5.4.270.0060.02711.78
5.4.260.0030.03911.78
5.4.250.0100.03111.78
5.4.240.0070.02811.78
5.4.230.0040.03611.78
5.4.220.0060.03111.77
5.4.210.0060.02911.78
5.4.200.0050.03111.77
5.4.190.0100.03511.77
5.4.180.0100.03511.77
5.4.170.0070.02911.78
5.4.160.0070.03611.77
5.4.150.0080.02411.77
5.4.140.0040.02311.61
5.4.130.0070.02311.61
5.4.120.0080.02111.59
5.4.110.0060.02811.58
5.4.100.0050.02711.58
5.4.90.0070.02111.58
5.4.80.0040.03611.58
5.4.70.0040.03211.58
5.4.60.0080.02711.58
5.4.50.0070.03211.58
5.4.40.0070.03011.58
5.4.30.0090.03011.57
5.4.20.0040.03111.57
5.4.10.0040.03111.57
5.4.00.0060.02811.32
5.3.290.0070.02111.99
5.3.280.0070.02711.94
5.3.270.0070.02811.95
5.3.260.0070.03211.95
5.3.250.0070.02711.95
5.3.240.0120.04111.95
5.3.230.0100.02711.94
5.3.220.0060.02511.93
5.3.210.0040.03111.93
5.3.200.0070.03011.93
5.3.190.0050.03011.93
5.3.180.0080.02711.93
5.3.170.0070.03611.92
5.3.160.0060.02511.92
5.3.150.0090.01911.93
5.3.140.0060.02311.92
5.3.130.0080.01911.92
5.3.120.0050.02611.92
5.3.110.0080.02311.92
5.3.100.0050.02811.65
5.3.90.0090.03311.64
5.3.80.0120.04411.63
5.3.70.0070.03211.63
5.3.60.0130.04411.62
5.3.50.0150.03811.59
5.3.40.0090.02811.59
5.3.30.0140.03511.57
5.3.20.0080.03711.46
5.3.10.0180.04311.45
5.3.00.0090.02911.44
5.2.170.0070.03110.19
5.2.160.0130.02810.19
5.2.150.0180.03610.19
5.2.140.0050.02510.19
5.2.130.0050.02210.17
5.2.120.0080.02110.17
5.2.110.0020.02310.17
5.2.100.0070.02710.17
5.2.90.0050.02010.17
5.2.80.0020.02110.17
5.2.70.0090.01410.17
5.2.60.0030.01910.15
5.2.50.0070.02210.13
5.2.40.0030.02110.12
5.2.30.0070.01710.11
5.2.20.0040.02110.10
5.2.10.0040.01910.06
5.2.00.0090.0149.99
5.1.60.0090.0139.63
5.1.50.0060.0239.63
5.1.40.0100.0269.62
5.1.30.0100.0259.79
5.1.20.0100.0239.81
5.1.10.0060.0169.67
5.1.00.0060.0159.68
5.0.50.0100.0208.92
5.0.40.0090.0188.85
5.0.30.0080.0288.75
5.0.20.0140.0238.74
5.0.10.0120.0258.73
5.0.00.0070.0238.72
4.4.90.0090.0187.98
4.4.80.0070.0227.96
4.4.70.0150.0217.96
4.4.60.0070.0147.97
4.4.50.0020.0147.97
4.4.40.0070.0267.94
4.4.30.0050.0127.97
4.4.20.0130.0198.01
4.4.10.0070.0188.01
4.4.00.0050.0197.97
4.3.110.0140.0167.92
4.3.100.0020.0197.92
4.3.90.0040.0127.90
4.3.80.0070.0157.88
4.3.70.0070.0077.90
4.3.60.0020.0137.90
4.3.50.0020.0107.90
4.3.40.0040.0187.86
4.3.30.0030.0097.25
4.3.20.0010.0117.24
4.3.10.0040.0077.22
4.3.00.0000.0149.03

preferences:
56.47 ms | 401 KiB | 5 Q