3v4l.org

run code in 300+ PHP versions simultaneously
<?php function swapOffsets(array $array, $offset1, $offset2) { $keys = array_keys($array); $key1 = $keys[$offset1]; $key2 = $keys[$offset2]; $value1 = $array[$key1]; $value2 = $array[$key2]; return array_merge( array_slice($array, 0, $offset1, true), array($key2 => $value2), array_slice($array, $offset1 + 1, $offset2 - $offset1 - 1, true), array($key1 => $value1), array_slice($array, $offset2 + 1, null, true) ); } var_dump(swapOffsets(['a' => 1, 'b' => 2, 'c' => 3, 'd' => 4, 'e' => 5], 1, 3));

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)
8.3.60.0140.00718.68
8.3.50.0110.00821.26
8.3.40.0070.00718.53
8.3.30.0130.00020.39
8.3.20.0080.00018.60
8.3.10.0030.00621.09
8.3.00.0000.00822.43
8.2.180.0170.00316.63
8.2.170.0110.00322.96
8.2.160.0000.01420.44
8.2.150.0040.00424.18
8.2.140.0070.00324.66
8.2.130.0000.00726.16
8.2.120.0050.00220.80
8.2.110.0030.00621.25
8.2.100.0090.00318.09
8.2.90.0080.00017.75
8.2.80.0000.00817.97
8.2.70.0040.00417.93
8.2.60.0030.00518.03
8.2.50.0000.00818.10
8.2.40.0060.00319.41
8.2.30.0050.00219.36
8.2.20.0000.00717.81
8.2.10.0040.00417.66
8.2.00.0050.00217.71
8.1.280.0070.01325.92
8.1.270.0040.00423.99
8.1.260.0040.00426.35
8.1.250.0070.00028.09
8.1.240.0030.01017.35
8.1.230.0080.00317.83
8.1.220.0040.00417.74
8.1.210.0060.00318.77
8.1.200.0060.00317.34
8.1.190.0040.00417.10
8.1.180.0000.00918.10
8.1.170.0070.00018.54
8.1.160.0000.00818.76
8.1.150.0000.00718.55
8.1.140.0000.00817.43
8.1.130.0000.00717.86
8.1.120.0080.00017.41
8.1.110.0030.00517.36
8.1.100.0000.00717.45
8.1.90.0030.00517.50
8.1.80.0080.00017.44
8.1.70.0000.00717.39
8.1.60.0040.00417.58
8.1.50.0070.00017.59
8.1.40.0000.00817.44
8.1.30.0050.00217.66
8.1.20.0060.00317.56
8.1.10.0000.00817.61
8.1.00.0000.00717.41
8.0.300.0000.00918.77
8.0.290.0020.00916.75
8.0.280.0060.00318.30
8.0.270.0040.00417.23
8.0.260.0080.00016.85
8.0.250.0030.00316.97
8.0.240.0040.00416.85
8.0.230.0030.00316.82
8.0.220.0040.00416.88
8.0.210.0000.00816.77
8.0.200.0060.00316.82
8.0.190.0070.00016.92
8.0.180.0070.00016.91
8.0.170.0070.00016.86
8.0.160.0040.00416.76
8.0.150.0000.00716.71
8.0.140.0080.00016.84
8.0.130.0000.00613.37
8.0.120.0020.00516.86
8.0.110.0040.00416.70
8.0.100.0070.00016.91
8.0.90.0030.00516.77
8.0.80.0140.00716.85
8.0.70.0040.00416.98
8.0.60.0040.00416.84
8.0.50.0000.00716.73
8.0.30.0150.00717.01
8.0.20.0100.00917.40
8.0.10.0000.00716.87
8.0.00.0090.00916.94
7.4.330.0030.00316.74
7.4.320.0060.00016.58
7.4.300.0000.00716.56
7.4.290.0070.00016.67
7.4.280.0000.00716.63
7.4.270.0030.00316.54
7.4.260.0000.00513.41
7.4.250.0040.00416.61
7.4.240.0010.00616.62
7.4.230.0040.00416.49
7.4.220.0240.00316.67
7.4.210.0080.00716.60
7.4.200.0030.00316.63
7.4.190.0000.00716.71
7.4.160.0070.01016.60
7.4.150.0040.01517.40
7.4.140.0070.01117.86
7.4.130.0090.00816.55
7.4.120.0070.01016.43
7.4.110.0070.01116.52
7.4.100.0090.00916.65
7.4.90.0140.00616.50
7.4.80.0070.01419.39
7.4.70.0140.00716.57
7.4.60.0080.00816.40
7.4.50.0000.00916.47
7.4.40.0030.01022.77
7.4.30.0050.01116.38
7.4.00.0090.00914.83
7.3.330.0030.00313.33
7.3.320.0030.00313.19
7.3.310.0050.00216.25
7.3.300.0030.00316.34
7.3.290.0000.01416.33
7.3.280.0100.00716.31
7.3.270.0090.01117.40
7.3.260.0130.00618.24
7.3.250.0140.00516.54
7.3.240.0080.00816.60
7.3.230.0120.00616.60
7.3.210.0070.01116.52
7.3.200.0060.01519.39
7.3.190.0190.00316.53
7.3.180.0080.00816.36
7.3.170.0060.01016.56
7.3.160.0120.00816.47
7.3.120.0070.01114.81
7.2.330.0130.01016.53
7.2.320.0150.00616.82
7.2.310.0150.00316.80
7.2.300.0080.00816.75
7.2.290.0060.01516.76
7.2.110.0130.01116.02
7.2.100.0230.00415.65
7.2.90.0270.00315.95
7.2.80.0180.00615.61
7.2.70.0200.00816.22
7.2.60.0120.00815.69
7.2.50.0050.00915.86
7.2.40.0150.00616.33
7.2.30.0070.01515.89
7.2.20.0130.00715.77
7.2.10.0100.00916.02
7.2.00.0080.00617.85
7.1.230.0140.00315.38
7.1.220.0150.00615.05
7.1.210.0160.00815.34
7.1.200.0070.01015.23
7.1.190.0190.00615.28
7.1.180.0120.00415.12
7.1.170.0120.00415.25
7.1.160.0100.00715.22
7.1.150.0090.00915.24
7.1.140.0110.00614.86
7.1.130.0180.00415.24
7.1.120.0140.01115.15
7.1.110.0160.00315.36
7.1.100.0100.00816.57
7.1.90.0180.00415.20
7.1.80.0210.00015.36
7.1.70.0160.00016.37
7.1.60.0110.01517.25
7.1.50.0190.00916.49
7.1.40.1610.01315.57
7.1.30.0000.01615.68
7.1.20.0070.01015.57
7.1.10.0220.00615.34
7.1.00.0070.03118.82
7.0.310.0190.00414.88
7.0.300.0040.00615.01
7.0.290.0050.00814.84
7.0.280.0030.00914.91
7.0.270.0130.01014.93
7.0.260.0160.00414.97
7.0.250.0030.01415.17
7.0.240.0170.01014.91
7.0.230.0120.01215.20
7.0.220.0150.01015.26
7.0.210.0200.00414.92
7.0.200.0130.00615.88
7.0.190.0130.00515.10
7.0.180.0110.00815.49
7.0.170.0260.00615.18
7.0.160.0100.00715.12
7.0.150.0180.00615.12
7.0.140.0050.04418.62
7.0.130.0100.01315.33
7.0.120.0170.00715.30
7.0.110.0210.00415.50
7.0.100.0130.04417.69
7.0.90.0160.03917.60
7.0.80.0140.03917.86
7.0.70.0100.04517.64
7.0.60.0170.04217.78
7.0.50.0100.04917.82
7.0.40.0120.04316.71
7.0.30.0230.02716.70
7.0.20.0150.03716.65
7.0.10.0140.03716.62
7.0.00.0140.04116.59
5.6.380.0100.00513.46
5.6.370.0150.00313.83
5.6.360.0050.00913.85
5.6.350.0040.01213.77
5.6.340.0070.01113.26
5.6.330.0120.00713.89
5.6.320.0120.00813.82
5.6.310.0060.00913.74
5.6.300.0110.00413.82
5.6.290.0070.00713.97
5.6.280.0090.03517.59
5.6.270.0120.00814.34
5.6.260.0090.00814.15
5.6.250.0070.04217.41
5.6.240.0160.04017.46
5.6.230.0090.04717.44
5.6.220.0140.04417.47
5.6.210.0110.04717.48
5.6.200.0140.04317.58
5.6.190.0110.04117.71
5.6.180.0090.04917.64
5.6.170.0030.04917.44
5.6.160.0070.04617.62
5.6.150.0120.04117.56
5.6.140.0120.04317.76
5.6.130.0080.04717.63
5.6.120.0140.04217.74
5.6.110.0170.03817.53
5.6.100.0140.04217.71
5.6.90.0150.04517.53
5.6.80.0140.04217.27
5.6.70.0180.03817.48
5.6.60.0110.04517.22
5.6.50.0150.04217.27
5.6.40.0060.05017.19
5.6.30.0130.03617.43
5.6.20.0120.04017.27
5.6.10.0070.04817.29
5.6.00.0110.04217.35
5.5.380.0080.04215.92
5.5.370.0130.03815.82
5.5.360.0070.04215.77
5.5.350.0130.03815.77
5.5.340.0090.04115.84
5.5.330.0150.03815.98
5.5.320.0110.03916.03
5.5.310.0090.02815.78
5.5.300.0110.04316.08
5.5.290.0120.03916.18
5.5.280.0100.04315.77
5.5.270.0090.04616.03
5.5.260.0110.04116.15
5.5.250.0100.04315.73
5.5.240.0090.04015.66
5.5.230.0140.02415.50
5.5.220.0080.04315.64
5.5.210.0140.03715.71
5.5.200.0070.02515.61
5.5.190.0100.04215.79
5.5.180.0120.04015.76
5.5.170.0130.00614.06
5.5.160.0090.03915.60
5.5.150.0090.03915.81
5.5.140.0150.03215.70
5.5.130.0120.04015.60
5.5.120.0040.04415.75
5.5.110.0080.03715.71
5.5.100.0140.03715.73
5.5.90.0080.03515.53
5.5.80.0100.04315.64
5.5.70.0070.04515.64
5.5.60.0100.04215.49
5.5.50.0070.04215.67
5.5.40.0110.03915.64
5.5.30.0100.03815.57
5.5.20.0090.02715.55
5.5.10.0100.04215.53
5.5.00.0140.03815.67
5.4.450.0040.04315.42
5.4.440.0110.03815.26
5.4.430.0140.03615.10
5.4.420.0130.02815.30
5.4.410.0120.03715.28
5.4.400.0050.04315.21
5.4.390.0110.03714.93
5.4.380.0080.04115.02
5.4.370.0050.04415.02
5.4.360.0080.04014.86
5.4.350.0070.04115.16
5.4.340.0090.04114.92
5.4.330.0120.00411.21
5.4.320.0120.04115.25
5.4.310.0140.03515.11
5.4.300.0100.04315.15
5.4.290.0060.04115.22
5.4.280.0070.04515.03
5.4.270.0120.03615.20
5.4.260.0100.03914.98
5.4.250.0100.04015.13
5.4.240.0100.03815.24
5.4.230.0130.03514.99
5.4.220.0050.03915.18
5.4.210.0100.03415.07
5.4.200.0090.03114.81
5.4.190.0070.04215.11
5.4.180.0110.03514.79
5.4.170.0100.03814.99
5.4.160.0080.03614.96
5.4.150.0110.03515.14
5.4.140.0070.04013.71
5.4.130.0070.03913.75
5.4.120.0100.03613.92
5.4.110.0060.03213.78
5.4.100.0110.03513.86
5.4.90.0070.02513.59
5.4.80.0070.02513.71
5.4.70.0080.03813.63
5.4.60.0100.02713.61
5.4.50.0110.03013.57
5.4.40.0080.02113.66
5.4.30.0050.02213.69
5.4.20.0110.03813.67
5.4.10.0130.03513.84
5.4.00.0110.03813.51
5.3.290.0040.04212.58
5.3.280.0130.03312.45
5.3.270.0100.04012.45
5.3.260.0070.04012.48
5.3.250.0090.03512.48
5.3.240.0090.03512.38
5.3.230.0060.04112.50
5.3.220.0150.03712.36
5.3.210.0080.02712.43
5.3.200.0090.03712.52
5.3.190.0120.03012.45
5.3.180.0070.04212.49
5.3.170.0060.04212.47
5.3.160.0100.03312.51
5.3.150.0090.02812.52
5.3.140.0000.04612.54
5.3.130.0070.04112.44
5.3.120.0050.04312.39
5.3.110.0100.04012.46
5.3.100.0060.02512.08
5.3.90.0110.04012.34
5.3.80.0110.03712.02
5.3.70.0100.03512.20
5.3.60.0030.03312.21
5.3.50.0140.02812.05
5.3.40.0120.03012.12
5.3.30.0060.03312.03
5.3.20.0070.04012.02
5.3.10.0080.03411.87
5.3.00.0050.04011.89
5.2.170.0070.03210.26
5.2.160.0040.03510.26
5.2.150.0050.03310.17
5.2.140.0080.02810.25
5.2.130.0040.03310.18
5.2.120.0100.02210.13
5.2.110.0020.03410.26
5.2.100.0020.02710.24
5.2.90.0040.0329.99
5.2.80.0060.03210.17
5.2.70.0020.03610.13
5.2.60.0060.03010.14
5.2.50.0020.03410.25
5.2.40.0060.03110.13
5.2.30.0040.03410.15
5.2.20.0020.03410.08
5.2.10.0040.0329.75
5.2.00.0070.0309.90
5.1.60.0040.0309.36
5.1.50.0050.0289.40
5.1.40.0060.0259.40
5.1.30.0070.0289.56
5.1.20.0080.0289.60
5.1.10.0090.0229.44
5.1.00.0010.0349.43
5.0.50.0050.0259.26
5.0.40.0070.0229.26
5.0.30.0070.0329.26
5.0.20.0000.0259.26
5.0.10.0030.0239.26
5.0.00.0040.0239.26
4.4.90.0000.0229.26
4.4.80.0030.0149.26
4.4.70.0030.0209.26
4.4.60.0040.0169.26
4.4.50.0000.0209.26
4.4.40.0040.0279.26
4.4.30.0020.0229.26
4.4.20.0020.0189.26
4.4.10.0010.0209.26
4.4.00.0010.0289.26
4.3.110.0030.0189.26
4.3.100.0020.0209.26
4.3.90.0020.0209.26
4.3.80.0020.0259.26
4.3.70.0020.0209.26
4.3.60.0020.0209.26
4.3.50.0050.0189.26
4.3.40.0030.0279.26
4.3.30.0020.0179.26
4.3.20.0050.0179.26
4.3.10.0020.0219.26
4.3.00.0020.0189.26

preferences:
47.53 ms | 401 KiB | 5 Q