3v4l.org

run code in 300+ PHP versions simultaneously
<?php /** * 文字列の全パターン出力スクリプト * * @package Output * @version 1.0.0 * @since File available since Release 1.0.0 */ error_reporting(E_ALL); /** * ユーザIDをキーにキャッシュから本の配列を取得する。 * 取得出来ない場合はfalseを返す。 * * @param int $lock ロック桁(12345の内3までが固定の場合、3をロック桁) * @param arra $arr 出力対象文字列の配列化した値 * @param arra $srt $arrの出力順序 * @return array|bool */ function output($lock, $arr, $srt) { global $length; // ロック桁以降の全パターン出力 for($k=$lock; $k < $length; $k++) { // 下桁の2パターンになるまでlock桁を進める if($lock < $length - 3) { output($lock+1, $arr, $srt); } else { // 表示(lockまでと下二桁)x2 for($j=0; $j <= 1; $j++) { for($i=0; $i <= $lock; $i++) { echo $arr[$srt[$i]]; } echo $arr[$srt[$lock + $j + 1]]; echo $arr[$srt[$lock + 2 - $j]]; echo "\n"; } } // ロック桁の値の入れ替え(ロック桁以降でロック桁の次に大きい値) $w = $srt[$lock]; for($i=1;$i <= $length-$lock; $i++) { if (($next_addr = array_search($srt[$lock] + $i, array_slice($srt, $lock))) !== false) { $next_addr += $lock; break; } } $srt[$lock] = $srt[$next_addr]; $srt[$next_addr] = $w; } echo "\n"; } // main $str = 'cba'; // 対象文字列 $length = strlen($str); $arr = str_split($str); $srt = array_keys($arr); output(0, $arr, $srt);

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)
8.3.60.0000.01918.30
8.3.50.0090.00618.18
8.3.40.0120.00918.96
8.3.30.0040.01118.84
8.3.20.0080.00020.20
8.3.10.0040.00418.84
8.3.00.0040.00420.81
8.2.180.0070.01416.75
8.2.170.0110.00622.96
8.2.160.0070.00719.29
8.2.150.0070.00024.18
8.2.140.0040.00424.66
8.2.130.0040.00419.48
8.2.120.0060.00326.35
8.2.110.0060.00321.12
8.2.100.0090.00317.93
8.2.90.0040.00419.17
8.2.80.0050.00317.97
8.2.70.0090.00017.75
8.2.60.0040.00418.16
8.2.50.0080.00018.10
8.2.40.0000.00820.42
8.2.30.0040.00420.59
8.2.20.0040.00417.88
8.2.10.0040.00418.16
8.2.00.0040.00418.14
8.1.280.0140.00725.92
8.1.270.0060.00323.90
8.1.260.0030.00528.09
8.1.250.0000.00728.09
8.1.240.0000.00922.64
8.1.230.0060.00619.15
8.1.220.0050.00317.74
8.1.210.0080.00018.77
8.1.200.0060.00317.38
8.1.190.0040.00417.38
8.1.180.0000.00818.10
8.1.170.0080.00018.65
8.1.160.0040.00420.99
8.1.150.0050.00518.86
8.1.140.0000.00819.55
8.1.130.0000.00717.77
8.1.120.0030.00517.55
8.1.110.0000.00717.53
8.1.100.0000.00717.41
8.1.90.0000.00817.43
8.1.80.0040.00417.36
8.1.70.0030.00317.49
8.1.60.0000.00717.52
8.1.50.0080.00017.49
8.1.40.0040.00417.46
8.1.30.0000.00917.66
8.1.20.0030.00517.71
8.1.10.0000.00817.62
8.1.00.0040.00417.58
8.0.300.0060.00318.77
8.0.290.0050.00217.00
8.0.280.0050.00218.50
8.0.270.0000.00817.32
8.0.260.0030.00317.36
8.0.250.0000.00716.99
8.0.240.0040.00417.08
8.0.230.0070.00017.06
8.0.220.0000.00817.07
8.0.210.0070.00016.91
8.0.200.0060.00317.05
8.0.190.0080.00017.07
8.0.180.0000.00717.05
8.0.170.0040.00417.06
8.0.160.0040.00417.06
8.0.150.0040.00416.89
8.0.140.0000.00817.00
8.0.130.0030.00313.48
8.0.120.0000.00717.03
8.0.110.0070.00016.99
8.0.100.0000.00817.05
8.0.90.0000.00716.88
8.0.80.0070.01016.97
8.0.70.0000.00816.88
8.0.60.0020.00516.89
8.0.50.0060.00317.00
8.0.30.0100.00917.19
8.0.20.0100.01217.40
8.0.10.0080.00017.16
8.0.00.0130.00816.87
7.4.330.0050.00015.08
7.4.320.0030.00316.54
7.4.300.0040.00416.54
7.4.290.0000.00716.61
7.4.280.0000.00816.61
7.4.270.0090.00016.46
7.4.260.0000.00816.57
7.4.250.0050.00216.51
7.4.240.0040.00416.59
7.4.230.0000.00616.68
7.4.220.0120.00616.52
7.4.210.0140.00316.75
7.4.200.0040.00416.67
7.4.160.0030.01316.43
7.4.150.0100.01017.40
7.4.140.0060.01417.86
7.4.130.0140.00516.72
7.4.120.0150.00216.59
7.4.110.0100.00916.68
7.4.100.0140.01016.57
7.4.90.0040.01316.39
7.4.80.0170.00019.39
7.4.70.0100.01016.65
7.4.60.0100.00716.63
7.4.50.0070.00716.58
7.4.40.0110.00616.55
7.4.30.0060.01016.71
7.4.00.0090.00914.94
7.3.330.0000.00613.16
7.3.320.0000.00513.34
7.3.310.0030.00316.42
7.3.300.0050.00316.39
7.3.290.0060.01216.35
7.3.280.0090.01016.39
7.3.270.0030.01317.40
7.3.260.0090.01216.39
7.3.250.0080.01316.57
7.3.240.0100.01116.49
7.3.230.0030.01316.39
7.3.210.0030.01516.66
7.3.200.0090.01416.70
7.3.190.0070.01016.41
7.3.180.0040.01216.47
7.3.170.0140.00316.42
7.3.160.0080.00816.54
7.3.10.0070.01116.01
7.3.00.0180.00016.15
7.2.330.0090.00916.41
7.2.320.0090.01216.85
7.2.310.0130.01016.55
7.2.300.0110.00716.62
7.2.290.0110.00516.82
7.2.130.0230.00616.98
7.2.120.0080.01216.73
7.2.110.0130.00716.29
7.2.100.0190.00316.51
7.2.90.0160.00316.85
7.2.80.0160.01216.25
7.2.70.0180.00716.65
7.2.60.0050.01016.73
7.2.50.0070.01116.93
7.2.40.0110.01116.46
7.2.30.0080.00816.80
7.2.20.0070.00716.26
7.2.10.0100.00716.24
7.2.00.0070.00617.94
7.1.250.0110.00415.45
7.1.200.0030.00915.86
7.1.100.0030.01318.11
7.1.70.0090.00317.01
7.1.60.0180.00619.48
7.1.00.0070.07322.45
7.0.200.0710.01014.61
7.0.60.0070.08721.72
7.0.50.0100.06017.88
7.0.40.0130.06320.04
7.0.30.0170.05320.38
7.0.20.0170.05320.06
7.0.10.0100.06320.31
7.0.00.0200.05320.16
5.6.280.0070.07021.11
5.6.210.0030.04320.63
5.6.200.0130.06718.16
5.6.190.0230.07320.60
5.6.180.0300.04320.75
5.6.170.0170.05720.40
5.6.160.0130.05720.40
5.6.150.0170.05720.36
5.6.140.0270.07720.36
5.6.130.0200.08320.38
5.6.120.0100.06020.20
5.6.110.0070.06320.37
5.6.100.0230.05720.36
5.6.90.0200.05720.37
5.6.80.0130.06719.70
5.6.70.0100.05719.79
5.6.60.0470.04319.66
5.6.50.0130.05319.59
5.6.40.0230.05019.77
5.6.30.0300.04319.64
5.6.20.0270.04719.66
5.6.10.0130.05719.63
5.6.00.0170.06019.55
5.5.350.0170.07320.39
5.5.340.0070.08318.05
5.5.330.0100.07020.46
5.5.320.0100.06020.40
5.5.310.0170.05720.21
5.5.300.0270.04720.06
5.5.290.0270.07720.18
5.5.280.0130.06020.07
5.5.270.0130.05720.06
5.5.260.0070.06320.16
5.5.250.0100.06320.00
5.5.240.0100.06019.49
5.5.230.0270.04019.46
5.5.220.0100.05719.55
5.5.210.0130.05319.54
5.5.200.0070.06019.50
5.5.190.0170.06019.41
5.5.180.0300.04319.53
5.5.160.0200.05719.52
5.5.150.0130.06019.52
5.5.140.0230.05019.46
5.5.130.0230.06019.55
5.5.120.0200.06019.53
5.5.110.0330.05719.37
5.5.100.0100.06019.46
5.5.90.0200.05319.25
5.5.80.0200.05319.42
5.5.70.0100.06019.45
5.5.60.0100.06719.39
5.5.50.0230.05719.41
5.5.40.0230.04719.43
5.5.30.0300.05019.38
5.5.20.0100.06319.44
5.5.10.0100.06019.31
5.5.00.0200.05019.38

preferences:
66.17 ms | 401 KiB | 5 Q