3v4l.org

run code in 300+ PHP versions simultaneously
<?php $names = array( '真三国无双', '无双剑姬', '虚无', '一时无两', '南无阿弥陀佛', '崖山之后无中国', ); //拆分词语为单个字符 function split_name($name) { preg_match_all("/./u", $name, $arr); return $arr[0]; } //最长公共子序列 function LCS($str_1, $str_2) { $len_1 = strlen($str_1); $len_2 = strlen($str_2); $len = $len_1 > $len_2 ? $len_1 : $len_2; $dp = array(); for ($i = 0; $i <= $len; $i++) { $dp[$i] = array(); $dp[$i][0] = 0; $dp[0][$i] = 0; } for ($i = 1; $i <= $len_1; $i++) { for ($j = 1; $j <= $len_2; $j++) { if ($str_1[$i - 1] == $str_2[$j - 1]) { $dp[$i][$j] = $dp[$i - 1][$j - 1] + 1; } else { $dp[$i][$j] = $dp[$i - 1][$j] > $dp[$i][$j - 1] ? $dp[$i - 1][$j] : $dp[$i][$j - 1]; } } } return $dp[$len_1][$len_2]; } function search($name) { Global $names; $sort_list = array(); if (mb_strlen($name, 'utf-8') != strlen($name)) { // 是否全英文字符 $arr_1 = array_unique(split_name($name)); foreach ($names as $value) { $arr_2 = array_unique(split_name($value)); $similarity = count($arr_2) - count(array_diff($arr_2, $arr_1)); $sort_list[$value] = $similarity; } } else { foreach ($names as $value) { $similarity = LCS($name, $value); $sort_list[$value] = $similarity; } } arsort($sort_list); return $sort_list; } header('content-type:text/html;charset=utf-8'); print_r(search('中国'));

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)
8.3.70.0120.00416.88
8.3.60.0110.01117.00
8.3.50.0130.00722.11
8.3.40.0070.01018.96
8.3.30.0100.01418.97
8.3.20.0090.00920.34
8.3.10.0100.00023.55
8.3.00.0160.00318.02
8.2.190.0130.01018.54
8.2.180.0130.00316.88
8.2.170.0070.00722.96
8.2.160.0070.01020.60
8.2.150.0090.00924.18
8.2.140.0050.00524.66
8.2.130.0040.01426.16
8.2.120.0040.00418.00
8.2.110.0000.01222.43
8.2.100.0090.00318.18
8.2.90.0000.00819.33
8.2.80.0000.00817.97
8.2.70.0040.00417.75
8.2.60.0040.00418.18
8.2.50.0040.00418.07
8.2.40.0030.00621.37
8.2.30.0040.00420.66
8.2.20.0000.00817.94
8.2.10.0070.00018.09
8.2.00.0000.00818.09
8.1.280.0090.00625.92
8.1.270.0090.00923.91
8.1.260.0060.00326.35
8.1.250.0060.00328.09
8.1.240.0030.00622.67
8.1.230.0080.00319.26
8.1.220.0090.00018.04
8.1.210.0040.00418.77
8.1.200.0030.00717.60
8.1.190.0030.00517.60
8.1.180.0030.00518.10
8.1.170.0080.00018.58
8.1.160.0040.00422.11
8.1.150.0050.00318.97
8.1.140.0000.00819.65
8.1.130.0070.00017.80
8.1.120.0040.00417.53
8.1.110.0040.00417.57
8.1.100.0000.00817.57
8.1.90.0080.00017.62
8.1.80.0080.00017.70
8.1.70.0000.00717.62
8.1.60.0070.00417.83
8.1.50.0000.00817.78
8.1.40.0080.00417.68
8.1.30.0030.00517.97
8.1.20.0050.00317.95
8.1.10.0070.00017.89
8.1.00.0060.00317.75
8.0.300.0050.00518.77
8.0.290.0040.00417.13
8.0.280.0000.00718.54
8.0.270.0050.00317.31
8.0.260.0050.00217.39
8.0.250.0040.00417.41
8.0.240.0000.00717.23
8.0.230.0000.00717.35
8.0.220.0070.00017.32
8.0.210.0050.00317.17
8.0.200.0060.00017.21
8.0.190.0030.00517.20
8.0.180.0040.00417.25
8.0.170.0000.00817.30
8.0.160.0000.00717.23
8.0.150.0030.00517.23
8.0.140.0050.00217.07
8.0.130.0030.00313.62
8.0.120.0000.00817.09
8.0.110.0000.00817.18
8.0.100.0050.00317.20
8.0.90.0040.00417.27
8.0.80.0000.00017.28
8.0.70.0040.00417.21
8.0.60.0000.00717.11
8.0.50.0030.00517.20
8.0.30.0160.00517.41
8.0.20.0070.01517.41
8.0.10.0040.00417.09
8.0.00.0080.00916.89
7.4.330.0050.00015.09
7.4.320.0080.00016.77
7.4.300.0030.00316.85
7.4.290.0000.00816.92
7.4.280.0060.00316.68
7.4.270.0000.00716.88
7.4.260.0000.00716.84
7.4.250.0040.00416.83
7.4.240.0030.00316.93
7.4.230.0030.00316.97
7.4.220.0080.01816.91
7.4.210.0130.00616.73
7.4.200.0030.00316.96
7.4.160.0080.00816.71
7.4.150.0110.00717.40
7.4.140.0080.01217.86
7.4.130.0100.00716.68
7.4.120.0090.00816.80
7.4.110.0100.01316.95
7.4.100.0100.00716.58
7.4.90.0070.01016.73
7.4.80.0150.01019.39
7.4.70.0070.01116.75
7.4.60.0030.01317.02
7.4.50.0050.00316.43
7.4.40.0070.01116.69
7.4.30.0060.01016.79
7.4.00.0000.01515.23
7.3.330.0000.00613.47
7.3.320.0030.00313.55
7.3.310.0030.00316.61
7.3.300.0000.00716.66
7.3.290.0060.01116.59
7.3.280.0090.00816.58
7.3.270.0100.00717.40
7.3.260.0000.01716.71
7.3.250.0070.01016.50
7.3.240.0090.01216.77
7.3.230.0080.00816.87
7.3.210.0080.00816.60
7.3.200.0090.00916.94
7.3.190.0060.01016.53
7.3.180.0060.01216.61
7.3.170.0030.01316.54
7.3.160.0100.00716.80
7.3.10.0000.01317.00
7.3.00.0080.00616.91
7.2.330.0110.00716.93
7.2.320.0130.00917.00
7.2.310.0100.01016.96
7.2.300.0100.00716.80
7.2.290.0170.00316.82
7.2.130.0040.01417.17
7.2.120.0090.00617.28
7.2.110.0070.00717.15
7.2.100.0040.01116.93
7.2.90.0070.01117.27
7.2.80.0060.00617.21
7.2.70.0130.01017.39
7.2.60.0070.00817.11
7.2.50.0110.01117.32
7.2.40.0070.01117.15
7.2.30.0140.00917.13
7.2.20.0090.00917.07
7.2.10.0080.00617.13
7.2.00.0120.00316.98
7.1.250.0070.01016.04
7.1.200.0040.00415.95
7.1.70.0000.00717.37
7.1.60.0000.01117.52
7.1.50.0070.00717.22
7.1.00.0070.07322.33
7.0.200.0090.00616.95
7.0.60.0170.05720.07
7.0.50.0030.04717.74
7.0.40.0000.05020.29
7.0.30.0670.06020.22
7.0.20.0230.05020.27
7.0.10.0270.07720.10
7.0.00.0030.06720.07
5.6.210.0070.08320.58
5.6.200.0130.07718.18
5.6.190.0070.08020.62
5.6.180.3200.04020.58
5.6.170.0300.07320.50
5.6.160.0200.06020.48
5.6.150.0030.08018.16
5.6.140.0030.05018.18
5.6.130.0030.04018.15
5.6.120.0070.08321.15
5.6.110.0030.06021.16
5.6.100.0070.04021.02
5.6.90.0100.09020.99
5.6.80.0030.05320.39
5.6.70.4130.04320.55
5.5.350.0270.06720.34
5.5.340.0030.07017.96
5.5.330.0030.09020.30
5.5.320.0230.03720.30
5.5.310.0300.07320.24
5.5.300.0030.06718.07
5.5.290.0070.05017.95
5.5.280.0030.06020.87
5.5.270.0070.08720.97
5.5.260.0000.08320.77
5.5.250.0070.04320.60
5.5.240.0030.06720.21
5.4.450.0200.06019.49
5.4.440.0130.06319.59
5.4.430.0100.06719.46
5.4.420.0130.06319.16
5.4.410.0400.05019.33
5.4.400.0100.06718.88
5.4.390.0200.06719.06
5.4.380.0100.06319.13
5.4.370.0270.05319.15
5.4.360.0370.04319.02
5.4.350.0200.05319.13
5.4.340.0170.05719.28
5.4.320.0330.04719.27
5.4.310.0270.05319.29
5.4.300.0230.05718.83
5.4.290.0230.06319.23
5.4.280.0200.05719.14
5.4.270.0230.05319.31
5.4.260.0170.05719.15
5.4.250.0300.05019.14
5.4.240.0300.05719.25
5.4.230.0270.06019.21
5.4.220.0230.06019.25
5.4.210.0330.06719.05
5.4.200.0200.07719.12
5.4.190.0170.07019.13
5.4.180.0430.05718.85
5.4.170.0330.05319.25
5.4.160.0300.04319.30
5.4.150.0330.05719.24
5.4.140.0270.05716.39
5.4.130.0300.05316.58
5.4.120.0270.07316.46
5.4.110.0200.05316.71
5.4.100.0330.06016.50
5.4.90.0070.06316.30
5.4.80.0200.04716.64
5.4.70.0230.05016.42
5.4.60.0270.05016.61
5.4.50.0300.04316.59
5.4.40.0170.07316.60
5.4.30.0270.04316.48
5.4.20.0270.04016.40
5.4.10.0230.07716.44
5.4.00.0170.05015.96

preferences:
26.66 ms | 401 KiB | 5 Q