3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array = [1, 6, 2]; array_unshift($array, array_pop($array)); print_r($array); $array = [1, 6, 2]; $tmp = array_splice($array, 2, 1); array_unshift($array, $tmp[0]); print_r($array);

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)
8.3.60.0070.00716.75
8.3.50.0070.00922.94
8.3.40.0110.00418.71
8.3.30.0070.00718.84
8.3.20.0030.00620.12
8.3.10.0080.00023.72
8.3.00.0040.00417.38
8.2.180.0100.00716.38
8.2.170.0070.00722.96
8.2.160.0090.01320.35
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0050.00226.16
8.2.120.0030.00521.09
8.2.110.0060.00322.25
8.2.100.0090.00317.72
8.2.90.0000.00719.17
8.2.80.0050.00317.97
8.2.70.0000.00917.50
8.2.60.0000.00817.93
8.2.50.0040.00418.07
8.2.40.0040.00417.97
8.2.30.0050.00218.04
8.2.20.0040.00417.55
8.2.10.0000.00717.97
8.2.00.0030.00617.75
8.1.280.0110.00725.92
8.1.270.0040.00423.92
8.1.260.0040.00426.35
8.1.250.0030.00528.09
8.1.240.0060.00323.91
8.1.230.0040.00819.16
8.1.220.0000.00817.74
8.1.210.0050.00318.77
8.1.200.0030.00717.35
8.1.190.0060.00317.00
8.1.180.0040.00418.10
8.1.170.0040.00418.46
8.1.160.0040.00421.89
8.1.150.0000.00818.67
8.1.140.0020.00517.30
8.1.130.0000.00717.81
8.1.120.0000.00817.40
8.1.110.0000.00717.30
8.1.100.0000.00717.29
8.1.90.0030.00317.36
8.1.80.0000.00717.42
8.1.70.0050.00317.29
8.1.60.0000.00817.52
8.1.50.0080.00017.47
8.1.40.0040.00417.48
8.1.30.0040.00417.48
8.1.20.0030.00617.46
8.1.10.0040.00417.60
8.1.00.0050.00217.41
8.0.300.0070.00018.77
8.0.290.0040.00416.63
8.0.280.0030.00318.29
8.0.270.0030.00317.17
8.0.260.0060.00017.18
8.0.250.0060.00016.93
8.0.240.0070.00016.86
8.0.230.0000.00716.84
8.0.220.0000.00716.86
8.0.210.0030.00316.79
8.0.200.0000.00816.83
8.0.190.0050.00216.90
8.0.180.0000.00816.84
8.0.170.0000.00816.84
8.0.160.0030.00316.88
8.0.150.0040.00416.78
8.0.140.0000.01016.79
8.0.130.0030.00313.21
8.0.120.0000.00816.71
8.0.110.0040.00416.83
8.0.100.0040.00416.68
8.0.90.0040.00416.79
8.0.80.0150.00016.80
8.0.70.0070.00016.86
8.0.60.0040.00416.69
8.0.50.0070.00016.61
8.0.30.0090.01016.98
8.0.20.0130.00617.40
8.0.10.0040.00416.97
8.0.00.0080.01116.72
7.4.330.0050.00015.05
7.4.320.0070.00016.45
7.4.300.0030.00316.43
7.4.290.0030.00316.51
7.4.280.0070.00016.51
7.4.270.0030.00316.45
7.4.260.0000.00716.55
7.4.250.0030.00316.49
7.4.240.0030.00516.31
7.4.230.0020.00516.50
7.4.220.0090.00916.53
7.4.210.0090.00616.46
7.4.200.0070.00016.51
7.4.160.0090.00616.44
7.4.150.0120.00617.40
7.4.140.0120.00717.86
7.4.130.0100.00716.39
7.4.120.0110.00516.54
7.4.110.0030.01216.38
7.4.100.0110.00816.35
7.4.90.0110.00516.46
7.4.80.0100.00719.39
7.4.70.0030.01716.42
7.4.60.0130.00316.34
7.4.50.0000.00416.51
7.4.40.0090.00916.56
7.4.30.0130.00316.37
7.4.00.0060.01214.89
7.3.330.0050.00312.99
7.3.320.0000.00713.03
7.3.310.0000.00716.25
7.3.300.0030.00316.22
7.3.290.0110.00416.21
7.3.280.0090.00816.17
7.3.270.0100.00617.40
7.3.260.0060.01216.41
7.3.240.0060.01416.23
7.3.230.0070.01316.39
7.3.210.0060.01016.41
7.3.200.0110.00619.39
7.3.190.0090.00616.26
7.3.180.0060.01016.20
7.3.170.0090.00616.27
7.3.160.0120.00316.08
7.3.00.0100.00716.32
7.2.330.0080.00816.39
7.2.320.0060.01116.32
7.2.310.0150.01016.59
7.2.300.0120.00616.72
7.2.290.0140.00316.50
7.2.130.0040.01116.89
7.2.120.0060.00616.84
7.2.110.0080.00616.43
7.2.100.0030.00916.92
7.2.90.0060.00616.73
7.2.80.0100.00316.59
7.2.70.0040.00716.65
7.2.60.0000.00916.81
7.2.50.0040.01116.89
7.2.40.0030.00716.80
7.2.30.0070.01416.99
7.2.20.0080.00416.84
7.2.10.0050.00316.86
7.2.00.0030.00716.94
7.1.250.0030.01015.82
7.1.240.0070.00315.70
7.1.230.0030.00515.66
7.1.220.0100.00015.90
7.1.210.0070.00715.80
7.1.200.0030.00715.77
7.1.190.0050.00515.76
7.1.180.0080.00615.61
7.1.170.0070.00315.62
7.1.160.0040.00915.81
7.1.150.0040.00815.89
7.1.140.0050.00515.89
7.1.130.0000.00815.50
7.1.120.0030.00915.51
7.1.110.0050.00415.93
7.1.100.0070.00315.67
7.1.90.0060.00615.59
7.1.80.0040.00715.71
7.1.70.0050.00816.52
7.1.60.0080.00817.59
7.1.50.0070.00816.41
7.1.40.0000.01315.79
7.1.30.0030.00815.69
7.1.20.0090.00615.87
7.1.10.0000.01015.69
7.1.00.0030.04319.05
7.0.330.0030.00615.11
7.0.320.0100.00315.09
7.0.310.0090.00615.27
7.0.300.0080.00315.17
7.0.290.0100.00015.36
7.0.280.0040.00715.38
7.0.270.0060.00315.22
7.0.260.0060.00615.25
7.0.250.0080.00815.35
7.0.240.0000.00715.28
7.0.230.0040.00415.53
7.0.220.0030.00915.20
7.0.210.0080.00415.26
7.0.200.0020.00615.92
7.0.190.0060.00315.28
7.0.180.0040.01115.24
7.0.170.0040.00715.33
7.0.160.0030.00715.23
7.0.150.0030.00915.38
7.0.140.0020.04218.80
7.0.130.0000.01515.29
7.0.120.0100.00015.33
7.0.110.0000.01215.38
7.0.100.0140.00015.07
7.0.90.0100.00315.24
7.0.80.0060.00315.50
7.0.70.0030.00715.47
7.0.60.0080.02717.70
7.0.50.0070.02316.66
7.0.40.0150.03716.70
7.0.30.0170.02716.86
7.0.20.0200.03716.73
7.0.10.0030.04616.89
7.0.00.0120.03816.88
5.6.380.0060.00614.46
5.6.370.0110.00014.14
5.6.360.0000.01114.03
5.6.350.0110.00314.45
5.6.340.0040.00714.53
5.6.330.0050.00514.03
5.6.320.0030.01014.33
5.6.310.0040.00714.07
5.6.300.0070.00714.16
5.6.290.0030.00914.47
5.6.280.0090.03717.54
5.6.270.0070.01014.54
5.6.260.0030.00714.25
5.6.250.0060.00314.26
5.6.240.0040.00414.36
5.6.230.0060.01314.45
5.6.220.0000.01214.26
5.6.210.0030.03817.30
5.6.200.0110.03816.21
5.6.190.0050.02817.49
5.6.180.0160.04117.40
5.6.170.0130.03517.43
5.6.160.0130.03217.37
5.6.150.0070.04516.11
5.6.140.0080.03616.30
5.6.130.0110.03416.34
5.6.120.0030.03217.56
5.6.110.0030.05417.51
5.6.100.0050.02717.67
5.6.90.0060.03517.65
5.6.80.0100.04017.24
5.6.70.0100.00714.34
5.6.60.0070.01014.00
5.6.50.0060.00914.11
5.6.40.0090.00614.23
5.6.30.0000.00914.46
5.6.20.0000.01514.05
5.6.10.0000.01214.18
5.6.00.0030.01214.28
5.5.380.0000.00911.36
5.5.370.0030.00911.10
5.5.360.0000.00811.10
5.5.350.0080.03515.61
5.5.340.0020.02714.54
5.5.330.0130.03815.73
5.5.320.0030.02815.71
5.5.310.0190.03615.77
5.5.300.0030.02514.50
5.5.290.0080.02814.54
5.5.280.0050.04616.01
5.5.270.0080.04516.06
5.5.260.0050.02215.95
5.5.250.0050.04415.75
5.5.240.1620.02015.46
5.5.230.0030.00611.13
5.5.220.0000.00610.98
5.5.210.0030.00611.13
5.5.200.0040.00711.11
5.5.190.0040.00410.91
5.5.180.0030.00310.91
5.5.170.0000.01211.32
5.5.160.0070.00410.96
5.5.150.0040.00811.09
5.5.140.0070.00311.03
5.5.130.0000.00611.10
5.5.120.0060.00311.15
5.5.110.0030.00311.17
5.5.100.0040.00711.16
5.5.90.0000.00810.90
5.5.80.0090.00311.17
5.5.70.0070.00410.80
5.5.60.0000.00610.86
5.5.50.0090.00311.06
5.5.40.0000.01111.00
5.5.30.0000.01410.82
5.5.20.0060.00611.15
5.5.10.0040.00811.14
5.5.00.0030.00310.90
5.4.450.0370.02815.36
5.4.440.0300.02415.26
5.4.430.0300.02815.18
5.4.420.0300.02715.29
5.4.410.0320.02415.24
5.4.400.0510.01515.00
5.4.390.0450.02714.89
5.4.380.0480.03214.89
5.4.370.0470.02514.96
5.4.360.0490.02314.74
5.4.350.0430.03514.82
5.4.340.0430.03114.62
5.4.330.0070.00010.89
5.4.320.0020.02211.82
5.4.310.0040.02411.77
5.4.300.0060.02111.59
5.4.290.0030.02811.54
5.4.280.0050.02211.61
5.4.270.0060.02311.74
5.4.260.0070.02311.51
5.4.250.0040.02311.53
5.4.240.0060.02111.73
5.4.230.0120.02411.72
5.4.220.0100.03211.62
5.4.210.0050.02311.75
5.4.200.0020.02411.69
5.4.190.0060.01911.62
5.4.180.0040.02311.77
5.4.170.0040.02011.85
5.4.160.0050.02111.69
5.4.150.0090.02011.72
5.4.140.0060.02311.54
5.4.130.0040.02811.69
5.4.120.0050.02111.46
5.4.110.0060.02011.54
5.4.100.0070.01811.57
5.4.90.0100.01611.67
5.4.80.0070.01911.63
5.4.70.0070.02211.34
5.4.60.0060.01811.45
5.4.50.0070.02011.54
5.4.40.0040.02211.47
5.4.30.0060.02311.54
5.4.20.0040.02211.41
5.4.10.0060.01911.62
5.4.00.0040.02111.30
5.3.290.0100.01911.51
5.3.280.0020.02311.43
5.3.270.0020.02411.46
5.3.260.0060.02311.36
5.3.250.0040.02311.36
5.3.240.0020.02411.40
5.3.230.0060.01911.47
5.3.220.0070.02511.39
5.3.210.0060.02811.33
5.3.200.0080.02611.39
5.3.190.0060.01911.47
5.3.180.0090.01911.43
5.3.170.0070.01811.50
5.3.160.0060.02011.40
5.3.150.0020.02211.48
5.3.140.0060.01911.50
5.3.130.0040.02111.47
5.3.120.0050.02211.36
5.3.110.0050.02311.42
5.3.100.0060.02011.18
5.3.90.0040.02111.20
5.3.80.0060.02111.03
5.3.70.0060.02011.11
5.3.60.0040.02011.02
5.3.50.0050.02111.08
5.3.40.0030.02311.10
5.3.30.0070.02011.02
5.3.20.0060.01910.93
5.3.10.0070.02010.82
5.3.00.0060.01910.81
5.2.170.0070.0149.24
5.2.160.0050.0179.30
5.2.150.0060.0179.30
5.2.140.0070.0149.23
5.2.130.0040.0189.21
5.2.120.0030.0189.21
5.2.110.0050.0169.22
5.2.100.0020.0189.22
5.2.90.0050.0189.22
5.2.80.0050.0189.21
5.2.70.0040.0199.22
5.2.60.0040.0189.19
5.2.50.0050.0159.17
5.2.40.0040.0179.16
5.2.30.0040.0199.15
5.2.20.0040.0189.15
5.2.10.0060.0139.11
5.2.00.0060.0189.04
5.1.60.0050.0158.68
5.1.50.0040.0188.68
5.1.40.0050.0168.67
5.1.30.0020.0188.85
5.1.20.0020.0178.85
5.1.10.0050.0138.72
5.1.00.0030.0158.72
5.0.50.0040.0117.96
5.0.40.0030.0117.88
5.0.30.0020.0187.79
5.0.20.0020.0117.78
5.0.10.0040.0117.77
5.0.00.0020.0167.76
4.4.90.0040.0097.04
4.4.80.0010.0127.02
4.4.70.0030.0117.03
4.4.60.0030.0107.02
4.4.50.0030.0097.03
4.4.40.0030.0137.00
4.4.30.0040.0107.03
4.4.20.0020.0127.07
4.4.10.0030.0087.07
4.4.00.0010.0167.03
4.3.110.0020.0106.98
4.3.100.0010.0126.98
4.3.90.0040.0076.96
4.3.80.0030.0136.94
4.3.70.0030.0086.96
4.3.60.0030.0086.96
4.3.50.0030.0106.96
4.3.40.0020.0146.91
4.3.30.0030.0086.29
4.3.20.0020.0096.28
4.3.10.0020.0116.26
4.3.00.0130.01212.62

preferences:
40.41 ms | 401 KiB | 5 Q