3v4l.org

run code in 300+ PHP versions simultaneously
<?php $months = array('jan', 'feb', 'mar', 'apr', 'may'); array_push ($months, 'june'); $months[] = 'july'; $month = array_unshift($months, 'Happy New Year'); print_r($months); echo $month;

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)
8.3.60.0180.00416.63
8.3.50.0160.01122.05
8.3.40.0070.00718.68
8.3.30.0090.00618.96
8.3.20.0040.00420.31
8.3.10.0040.00423.53
8.3.00.0000.00919.25
8.2.180.0120.00318.48
8.2.170.0140.00722.96
8.2.160.0030.01020.35
8.2.150.0050.00324.18
8.2.140.0040.00424.66
8.2.130.0070.00726.16
8.2.120.0040.00422.10
8.2.110.0120.01219.34
8.2.100.0050.00517.72
8.2.90.0050.00318.16
8.2.80.0030.00518.34
8.2.70.0000.00917.50
8.2.60.0040.00417.75
8.2.50.0030.00517.75
8.2.40.0000.00819.47
8.2.30.0080.00017.76
8.2.20.0000.00717.66
8.2.10.0040.00417.99
8.2.00.0030.00517.73
8.1.280.0110.01125.92
8.1.270.0060.00322.10
8.1.260.0080.00026.35
8.1.250.0040.00428.09
8.1.240.0140.00721.31
8.1.230.0070.00420.97
8.1.220.0070.00017.79
8.1.210.0080.00018.77
8.1.200.0000.00917.23
8.1.190.0040.00417.10
8.1.180.0040.00418.10
8.1.170.0030.00619.06
8.1.160.0050.00318.70
8.1.150.0040.00418.64
8.1.140.0000.00717.38
8.1.130.0000.00717.82
8.1.120.0000.00817.38
8.1.110.0000.00817.29
8.1.100.0040.00317.34
8.1.90.0000.00817.41
8.1.80.0030.00517.34
8.1.70.0000.00817.31
8.1.60.0000.00917.41
8.1.50.0080.00017.52
8.1.40.0040.00417.32
8.1.30.0080.00017.50
8.1.20.0000.00817.62
8.1.10.0050.00217.41
8.1.00.0080.00017.30
8.0.300.0040.00419.88
8.0.290.0040.00416.58
8.0.280.0050.00218.00
8.0.270.0050.00318.00
8.0.260.0030.00316.73
8.0.250.0040.00416.99
8.0.240.0050.00316.83
8.0.230.0000.00716.80
8.0.220.0040.00416.82
8.0.210.0070.00016.89
8.0.200.0040.00416.89
8.0.190.0070.00016.87
8.0.180.0070.00016.91
8.0.170.0040.00416.87
8.0.160.0080.00016.73
8.0.150.0000.00716.79
8.0.140.0030.00316.83
8.0.130.0030.00313.28
8.0.120.0050.00316.68
8.0.110.0040.00416.82
8.0.100.0000.00716.80
8.0.90.0040.00416.83
8.0.80.0090.00616.82
8.0.70.0000.00716.79
8.0.60.0000.00816.73
8.0.50.0040.00416.80
8.0.30.0110.00717.02
8.0.20.0100.01317.40
8.0.10.0000.00716.98
8.0.00.0150.01716.66
7.4.330.0000.00515.14
7.4.320.0030.00316.53
7.4.300.0030.00316.58
7.4.290.0000.00716.57
7.4.280.0080.00016.55
7.4.270.0000.00716.50
7.4.260.0070.00016.40
7.4.250.0000.00816.47
7.4.240.0050.00216.47
7.4.230.0070.00016.56
7.4.220.0140.00416.48
7.4.210.0070.00916.54
7.4.200.0070.00016.49
7.4.190.0070.00016.47
7.4.160.0080.00816.52
7.4.150.0070.01117.40
7.4.140.0100.01317.86
7.4.130.0070.01016.44
7.4.120.0100.01116.51
7.4.110.0180.00416.61
7.4.100.0120.00916.50
7.4.90.0070.01116.32
7.4.80.0060.01319.39
7.4.70.0110.00916.42
7.4.60.0080.00816.59
7.4.50.0060.00316.49
7.4.40.0070.00722.77
7.4.30.0120.00416.56
7.4.00.0100.00315.01
7.3.330.0030.00313.25
7.3.320.0000.00513.14
7.3.310.0050.00316.33
7.3.300.0040.00416.25
7.3.290.0140.00616.27
7.3.280.0090.00916.25
7.3.270.0100.00717.40
7.3.260.0090.00916.60
7.3.250.0080.00816.49
7.3.240.0120.00416.57
7.3.230.0070.01016.61
7.3.210.0060.01116.22
7.3.200.0060.01119.39
7.3.190.0030.01416.36
7.3.180.0070.01016.36
7.3.170.0070.01016.54
7.3.160.0000.01616.65
7.3.120.0070.01014.70
7.2.330.0060.01316.62
7.2.320.0070.01016.65
7.2.310.0060.00916.70
7.2.300.0070.01016.50
7.2.290.0120.01216.47
7.2.60.0040.00816.77
7.2.00.0210.00618.82
7.1.200.0200.01015.57
7.1.100.0070.00418.18
7.1.70.0000.01017.31
7.1.60.0060.00619.33
7.1.50.0090.01216.79
7.1.00.0100.07022.41
7.0.200.0130.00716.82
7.0.140.0070.06321.97
7.0.80.0000.04719.93
7.0.70.0000.04319.96
7.0.60.0170.03319.88
7.0.50.0100.06020.35
7.0.40.0070.04320.15
7.0.30.0170.06020.08
7.0.20.0030.04719.98
7.0.10.0130.04719.95
7.0.00.0100.08020.07
5.6.280.0000.07720.81
5.6.230.0070.07320.53
5.6.220.0000.04720.70
5.6.210.0070.06320.66
5.6.200.0130.07021.07
5.6.190.0100.04721.01
5.6.180.0030.04721.09
5.6.170.0130.05021.01
5.6.160.0130.08021.09
5.6.150.0170.06320.94
5.6.140.0030.04721.09
5.6.130.0030.04721.00
5.6.120.0000.04721.02
5.6.110.0000.06320.91
5.6.100.0000.04720.95
5.6.90.0030.04321.08
5.6.80.0030.04020.39
5.6.70.0170.06720.50
5.6.60.0030.04020.37
5.6.50.0030.05020.51
5.6.40.0070.07720.48
5.6.30.0070.04320.40
5.6.20.0030.05020.36
5.6.10.0070.03720.36
5.6.00.0070.03720.29
5.5.370.0070.08020.35
5.5.360.0100.03720.38
5.5.350.0000.04720.36
5.5.340.0070.04720.89
5.5.330.0070.04020.91
5.5.320.0130.03320.79
5.5.310.0030.08020.85
5.5.300.0100.07020.78
5.5.290.0100.06320.86
5.5.280.0030.09020.91
5.5.270.0030.04320.77
5.5.260.0070.04720.89
5.5.250.0030.04020.73
5.5.240.0100.08320.17
5.5.230.0030.05020.02
5.5.220.0100.03720.07
5.5.210.0070.05020.24
5.5.200.0030.04320.23
5.5.190.0070.03720.27
5.5.180.0070.06720.25
5.5.160.0100.08020.14
5.5.150.0100.07020.14
5.5.140.0130.07020.10
5.5.130.0130.06720.09
5.5.120.0030.05320.11
5.5.110.0030.08020.11
5.5.100.0030.08020.07
5.5.90.0070.07720.08
5.5.80.0100.04720.10
5.5.70.0070.07319.99
5.5.60.0130.06720.12
5.5.50.0170.07020.14
5.5.40.0300.06720.10
5.5.30.0100.07719.98
5.5.20.0070.07020.07
5.5.10.0030.06320.02
5.5.00.0030.08719.95
5.4.450.0030.08019.36
5.4.440.0100.03719.48
5.4.430.0030.04019.17
5.4.420.0070.05019.36
5.4.410.0070.07719.36
5.4.400.0000.04718.85
5.4.390.0030.04019.14
5.4.380.0030.06719.04
5.4.370.0170.03018.85
5.4.360.0070.05319.05
5.4.350.0030.04019.09
5.4.340.0100.04019.09
5.4.320.0070.07718.85
5.4.310.0100.07019.05
5.4.300.0030.08019.16
5.4.290.0100.07019.04
5.4.280.0070.06718.84
5.4.270.0100.07319.19
5.4.260.0130.06719.18
5.4.250.0070.07718.94
5.4.240.0170.06318.91
5.4.230.0070.07719.12
5.4.220.0130.07019.08
5.4.210.0100.07018.85
5.4.200.0130.07019.17
5.4.190.0000.08319.12
5.4.180.0030.08019.04
5.4.170.0030.07719.11
5.4.160.0070.07719.21
5.4.150.0170.07019.12
5.4.140.0100.07716.43
5.4.130.0000.04016.42
5.4.120.0100.07016.42
5.4.110.0030.07716.47
5.4.100.0100.07016.36
5.4.90.0070.03716.50
5.4.80.0030.06016.46
5.4.70.0070.07316.38
5.4.60.0030.07716.32
5.4.50.0070.07016.36
5.4.40.0030.07716.36
5.4.30.0070.07016.30
5.4.20.0000.08016.43
5.4.10.0070.07316.46
5.4.00.0130.05015.88
5.3.290.0100.07714.71
5.3.280.0070.07714.65
5.3.270.0130.07014.56
5.3.260.0000.07714.57
5.3.250.0030.06014.66
5.3.240.0070.06014.66
5.3.230.0130.07314.61
5.3.220.0230.06314.62
5.3.210.0130.07314.49
5.3.200.0030.05014.66
5.3.190.0030.06714.62
5.3.180.0070.07714.61
5.3.170.0070.07314.52
5.3.160.0030.08014.59
5.3.150.0070.06714.54
5.3.140.0100.04714.61
5.3.130.0000.05014.56
5.3.120.0130.03014.63
5.3.110.0100.06014.54
5.3.100.0070.07714.02
5.3.90.0070.07314.09
5.3.80.0030.08014.02
5.3.70.0070.07313.91
5.3.60.0170.05714.06
5.3.50.0030.04313.92
5.3.40.0100.07013.91
5.3.30.0070.07313.90
5.3.20.0100.06713.60
5.3.10.0170.05013.65
5.3.00.0030.07713.51
5.2.170.0130.03311.68
5.2.160.0000.03311.68
5.2.150.0030.06311.68
5.2.140.0070.05311.68
5.2.130.0030.04311.68
5.2.120.0100.05711.68
5.2.110.0030.04711.68
5.2.100.0030.06311.68
5.2.90.0100.05711.68
5.2.80.0030.06011.68
5.2.70.0100.06011.68
5.2.60.0030.06011.68
5.2.50.0030.03311.68
5.2.40.0000.03711.68
5.2.30.0000.06011.68
5.2.20.0030.04311.68
5.2.10.0070.05011.68
5.2.00.0070.06011.68
5.1.60.0100.04711.68
5.1.50.0070.04311.68
5.1.40.0000.04711.68
5.1.30.0000.06011.68
5.1.20.0100.05011.68
5.1.10.0130.04311.68
5.1.00.0070.05011.68
5.0.50.0030.04011.68
5.0.40.0100.03011.68
5.0.30.0070.06011.68
5.0.20.0030.02711.68
5.0.10.0070.03011.68
5.0.00.0070.04311.68
4.4.90.0000.03711.68
4.4.80.0000.03311.68
4.4.70.0000.02311.68
4.4.60.0000.02011.68
4.4.50.0000.02311.68
4.4.40.0000.04011.68
4.4.30.0030.03311.68
4.4.20.0030.02711.68
4.4.10.0000.03711.68
4.4.00.0070.04711.68
4.3.110.0070.02011.68
4.3.100.0000.04011.68
4.3.90.0100.02711.68
4.3.80.0030.05711.68
4.3.70.0070.02711.68
4.3.60.0070.02011.68
4.3.50.0030.03711.68
4.3.40.0100.03011.68
4.3.30.0030.03011.68
4.3.20.0030.03311.68
4.3.10.0000.03011.68
4.3.00.0030.03311.68

preferences:
40.78 ms | 401 KiB | 5 Q