3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array = ['Jay', 'Jay', 'Jay', 'Spiders', 'Dogs', 'Cats', 'John', 'John', 'John', 'Dogs', 'Cows', 'Snakes']; $new = array( array_shift( $array)); foreach( $array as $el) { if( !($array[count($array) - 1] === $el)) { $array[] = $el; } }

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)
8.3.60.0040.01118.55
8.3.50.0100.00821.99
8.3.40.0000.01418.84
8.3.30.0150.00018.89
8.3.20.0080.00018.96
8.3.10.0000.00820.61
8.3.00.0080.00023.48
8.2.180.0060.01216.75
8.2.170.0140.00722.96
8.2.160.0070.00720.38
8.2.150.0050.00324.18
8.2.140.0060.00324.66
8.2.130.0040.00426.16
8.2.120.0000.00819.36
8.2.110.0070.00320.35
8.2.100.0080.00417.97
8.2.90.0080.00019.36
8.2.80.0040.00417.97
8.2.70.0080.00017.75
8.2.60.0060.00318.05
8.2.50.0080.00019.21
8.2.40.0000.00718.22
8.2.30.0040.00419.73
8.2.20.0070.00017.59
8.2.10.0050.00217.84
8.2.00.0040.00417.65
8.1.280.0110.01125.92
8.1.270.0040.00423.99
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0060.00322.11
8.1.230.0060.00617.45
8.1.220.0050.00317.77
8.1.210.0030.00618.77
8.1.200.0060.00317.35
8.1.190.0040.00417.50
8.1.180.0050.00318.10
8.1.170.0040.00418.91
8.1.160.0020.00518.89
8.1.150.0070.00018.60
8.1.140.0040.00417.46
8.1.130.0080.00017.89
8.1.120.0030.00317.36
8.1.110.0070.00017.42
8.1.100.0000.00817.46
8.1.90.0050.00317.45
8.1.80.0050.00317.45
8.1.70.0030.00317.39
8.1.60.0040.00417.59
8.1.50.0060.00317.46
8.1.40.0080.00017.41
8.1.30.0000.00817.64
8.1.20.0040.00417.67
8.1.10.0080.00017.54
8.1.00.0040.00417.49
8.0.300.0080.00018.77
8.0.290.0000.00816.75
8.0.280.0000.00718.37
8.0.270.0020.00517.27
8.0.260.0000.00616.77
8.0.250.0000.00716.98
8.0.240.0100.00416.86
8.0.230.0030.00316.84
8.0.220.0000.00716.91
8.0.210.0000.00716.78
8.0.200.0040.00416.91
8.0.190.0030.00316.82
8.0.180.0070.00016.81
8.0.170.0040.00416.91
8.0.160.0050.00316.95
8.0.150.0040.00416.79
8.0.140.0040.00416.87
8.0.130.0030.00313.25
8.0.120.0030.00516.81
8.0.110.0040.00416.85
8.0.100.0040.00416.76
8.0.90.0000.00716.70
8.0.80.0030.01716.88
8.0.70.0050.00216.89
8.0.60.0070.00016.96
8.0.50.0050.00316.91
8.0.30.0090.00917.21
8.0.20.0090.01017.40
8.0.10.0040.00416.90
8.0.00.0070.01416.78
7.4.330.0000.00613.43
7.4.320.0030.00316.65
7.4.300.0000.00616.57
7.4.290.0030.00316.52
7.4.280.0030.00616.42
7.4.270.0000.00716.55
7.4.260.0020.00213.30
7.4.250.0050.00316.50
7.4.240.0000.00916.59
7.4.230.0040.00416.62
7.4.220.0070.01116.61
7.4.210.0120.00616.60
7.4.200.0080.00016.67
7.4.190.0030.00316.67
7.4.160.0060.01516.57
7.4.150.0030.01517.40
7.4.140.0110.00617.86
7.4.130.0080.01216.45
7.4.120.0110.00516.49
7.4.110.0180.00016.43
7.4.100.0160.00616.53
7.4.90.0120.00616.69
7.4.80.0100.00719.04
7.4.70.0100.00716.51
7.4.60.0140.00316.46
7.4.50.0060.00316.38
7.4.40.0180.00022.27
7.4.30.0110.00716.65
7.4.00.0000.01214.77
7.3.330.0000.00513.23
7.3.320.0000.00613.23
7.3.310.0000.00716.38
7.3.300.0000.00716.32
7.3.290.0090.00816.30
7.3.280.0070.01016.33
7.3.270.0090.00917.40
7.3.260.0060.01218.24
7.3.250.0130.00716.37
7.3.240.0080.00916.46
7.3.230.0080.00816.43
7.3.210.0000.01816.28
7.3.200.0070.01019.39
7.3.190.0070.01316.56
7.3.180.0030.01316.30
7.3.170.0090.00616.61
7.3.160.0070.01016.56
7.3.120.0090.00614.80
7.2.330.0100.00716.76
7.2.320.0110.01116.47
7.2.310.0160.00616.72
7.2.300.0070.01016.61
7.2.290.0060.01016.46
7.1.70.0000.00817.31
7.1.60.0090.01319.40
7.1.50.0070.01516.90
7.1.00.0000.05722.43
7.0.200.0040.00416.61
7.0.140.0030.07722.11
7.0.60.0030.06719.94
7.0.50.0030.04317.79
7.0.40.0370.06320.21
7.0.30.0300.05320.40
7.0.20.0300.06320.24
7.0.10.0330.05720.10
7.0.00.0370.05720.20
5.6.280.0030.07320.98
5.6.210.0070.08020.56
5.6.200.0100.04018.21
5.6.190.0200.05020.45
5.6.180.0300.07020.35
5.6.170.0330.05720.41
5.6.160.0400.05020.56
5.6.150.0370.07320.32
5.6.140.0370.07320.17
5.6.130.0400.05320.43
5.6.120.0330.08020.11
5.6.110.0270.06320.10
5.6.100.0270.06020.09
5.6.90.0400.07320.41
5.6.80.0270.06019.76
5.6.70.0270.07719.71
5.6.60.0330.05719.81
5.6.50.0370.07019.79
5.6.40.0230.05019.70
5.6.30.0270.05719.76
5.6.20.0300.06719.68
5.6.10.0530.06719.77
5.6.00.0400.06319.78
5.5.350.0370.07020.36
5.5.340.0070.06317.91
5.5.330.0230.04720.25
5.5.320.0230.05320.28
5.5.310.0270.04320.12
5.5.300.0400.07020.26
5.5.290.0300.07020.21
5.5.280.0370.04720.17
5.5.270.0300.07320.25
5.5.260.0330.07720.13
5.5.250.0230.05320.00
5.5.240.0300.04719.54
5.5.230.0300.04319.61
5.5.220.0270.04719.57
5.5.210.0330.06019.59
5.5.200.0330.05019.51
5.5.190.0430.06319.26
5.5.180.0330.07319.49
5.5.160.0270.08019.60
5.5.150.0370.06719.32
5.5.140.0270.04019.55
5.5.130.0370.05319.55
5.5.120.0270.05319.55
5.5.110.0330.07319.59
5.5.100.0270.07719.16
5.5.90.0300.06719.38
5.5.80.0270.05019.22
5.5.70.0300.06719.22
5.5.60.0430.07719.41
5.5.50.0330.06319.17
5.5.40.0270.06019.30
5.5.30.0430.06719.36
5.5.20.0430.05719.44
5.5.10.0470.03719.43
5.5.00.0270.04019.35
5.4.450.0270.08019.12
5.4.440.0230.04719.40
5.4.430.0230.04319.11
5.4.420.0270.03719.41
5.4.410.0400.06719.01
5.4.400.0330.04319.19
5.4.390.0300.03318.79
5.4.380.0270.04019.09
5.4.370.0330.06719.14
5.4.360.0370.07019.00
5.4.350.0430.06018.93
5.4.340.0400.06319.20
5.4.320.0270.07019.15
5.4.310.0230.05019.21
5.4.300.0330.06718.79
5.4.290.0270.06019.08
5.4.280.0230.05318.91
5.4.270.0400.06319.15
5.4.260.0300.07019.00
5.4.250.0200.08019.14
5.4.240.0300.03719.13
5.4.230.0230.04718.78
5.4.220.0330.07018.79
5.4.210.0330.06319.18
5.4.200.0300.05019.14
5.4.190.0370.05018.91
5.4.180.0300.06719.16
5.4.170.0270.04018.77
5.4.160.0330.07319.08
5.4.150.0270.07019.14
5.4.140.0300.03716.24
5.4.130.0330.03316.43
5.4.120.0370.05016.32
5.4.110.0300.06316.15
5.4.100.0530.06016.29
5.4.90.0300.06016.25
5.4.80.0300.04316.31
5.4.70.0370.06316.39
5.4.60.0270.05316.29
5.4.50.0300.05016.17
5.4.40.0330.06016.22
5.4.30.0230.04016.34
5.4.20.0270.07016.32
5.4.10.0270.05316.37
5.4.00.0330.05015.80
5.3.290.0230.05314.76
5.3.280.0270.07314.39
5.3.270.0270.07714.55
5.3.260.0270.04314.62
5.3.250.0330.06314.54
5.3.240.0270.03714.70
5.3.230.0270.07014.57
5.3.220.0330.07014.59
5.3.210.0330.05314.51
5.3.200.0230.05014.50
5.3.190.0200.04014.46
5.3.180.0370.06314.49
5.3.170.0270.03714.53
5.3.160.0270.03714.50
5.3.150.0270.05014.50
5.3.140.0230.06714.48
5.3.130.0300.07014.48
5.3.120.0270.05014.34
5.3.110.0270.04714.43
5.3.100.0300.04313.99
5.3.90.0400.04013.96
5.3.80.0300.03314.12
5.3.70.0300.04313.94
5.3.60.0230.06013.94
5.3.50.0300.04013.96
5.3.40.0230.04713.87
5.3.30.0300.03713.85
5.3.20.0230.04713.63
5.3.10.0300.06713.47
5.3.00.0370.05013.57
5.2.170.0230.06012.82
5.2.160.0200.05712.82
5.2.150.0230.05012.82
5.2.140.0330.04312.82
5.2.130.0230.02712.82
5.2.120.0230.05712.82
5.2.110.0230.03312.82
5.2.100.0430.03712.82
5.2.90.0270.03312.82
5.2.80.0200.05712.82
5.2.70.0270.05712.82
5.2.60.0300.05012.82
5.2.50.0230.04712.82
5.2.40.0270.05012.82
5.2.30.0270.03312.82
5.2.20.0170.04312.82
5.2.10.0270.04012.82
5.2.00.0170.05312.82
5.1.60.0270.03712.82
5.1.50.0230.04012.82
5.1.40.0200.02012.82
5.1.30.0200.03012.82
5.1.20.0200.02712.82
5.1.10.0300.02712.82
5.1.00.0130.04012.82
5.0.50.0070.05012.82
5.0.40.0130.02012.82
5.0.30.0130.05712.82
5.0.20.0100.03312.82
5.0.10.0130.03012.82
5.0.00.0200.04312.82
4.4.90.0100.03012.82
4.4.80.0130.02712.82
4.4.70.0170.02012.82
4.4.60.0100.02712.82
4.4.50.0130.02712.82
4.4.40.0070.04012.82
4.4.30.0100.02712.82
4.4.20.0130.03312.82
4.4.10.0100.02012.82
4.4.00.0070.03312.82
4.3.110.0200.01712.82
4.3.100.0170.02712.82
4.3.90.0070.03712.82
4.3.80.0130.05012.82
4.3.70.0070.03312.82
4.3.60.0100.03312.82
4.3.50.0100.02312.82
4.3.40.0130.04012.82
4.3.30.0030.02012.82
4.3.20.0000.02312.82
4.3.10.0070.03712.82
4.3.00.0030.03012.82

preferences:
67.72 ms | 401 KiB | 5 Q