3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array = ['january' => 1, 'february' => 2, 'march' =>3]; var_dump(array_reverse($array)); $array = ['january', 'february', 'march']; var_dump(array_reverse($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)
8.3.60.0070.01016.63
8.3.50.0140.00721.95
8.3.40.0070.00718.59
8.3.30.0110.00418.78
8.3.20.0040.00420.26
8.3.10.0050.00321.74
8.3.00.0090.00018.88
8.2.180.0070.01116.63
8.2.170.0070.01422.96
8.2.160.0170.00320.35
8.2.150.0070.00024.18
8.2.140.0070.00024.66
8.2.130.0050.00226.16
8.2.120.0050.00319.66
8.2.110.0060.00322.14
8.2.100.0060.00617.50
8.2.90.0040.00419.14
8.2.80.0080.00017.97
8.2.70.0040.00417.50
8.2.60.0080.00017.93
8.2.50.0080.00318.07
8.2.40.0050.00318.22
8.2.30.0000.00718.03
8.2.20.0000.00817.61
8.2.10.0060.00317.86
8.2.00.0060.00317.59
8.1.280.0110.00425.92
8.1.270.0000.00820.65
8.1.260.0000.00726.35
8.1.250.0040.00428.09
8.1.240.0060.00323.88
8.1.230.0100.00018.83
8.1.220.0090.00017.74
8.1.210.0000.00818.77
8.1.200.0060.00317.35
8.1.190.0030.00517.22
8.1.180.0000.00718.10
8.1.170.0000.01018.41
8.1.160.0040.00421.84
8.1.150.0020.00518.81
8.1.140.0040.00417.29
8.1.130.0000.00717.86
8.1.120.0040.00417.36
8.1.110.0050.00317.29
8.1.100.0000.00717.41
8.1.90.0050.00217.30
8.1.80.0050.00317.30
8.1.70.0070.00017.41
8.1.60.0030.00617.55
8.1.50.0030.00517.51
8.1.40.0000.00817.37
8.1.30.0030.00617.43
8.1.20.0000.00717.59
8.1.10.0000.00917.29
8.1.00.0070.00017.26
8.0.300.0080.00018.77
8.0.290.0040.00416.58
8.0.280.0070.00018.24
8.0.270.0030.00317.26
8.0.260.0060.00017.17
8.0.250.0030.00316.87
8.0.240.0030.00316.77
8.0.230.0040.00416.92
8.0.220.0030.00316.81
8.0.210.0020.00516.85
8.0.200.0030.00316.91
8.0.190.0000.00716.71
8.0.180.0000.00716.68
8.0.170.0000.00716.75
8.0.160.0040.00416.85
8.0.150.0030.00316.66
8.0.140.0040.00416.80
8.0.130.0000.00713.24
8.0.120.0000.00816.78
8.0.110.0000.00716.84
8.0.100.0000.00716.86
8.0.90.0070.00016.72
8.0.80.0100.01016.84
8.0.70.0070.00016.72
8.0.60.0040.00416.84
8.0.50.0000.00716.71
8.0.30.0100.01217.01
8.0.20.0100.01317.40
8.0.10.0000.00716.98
8.0.00.0080.01116.61
7.4.330.0020.00215.03
7.4.320.0000.00616.49
7.4.300.0100.00016.28
7.4.290.0000.00816.51
7.4.280.0030.00616.41
7.4.270.0040.00416.43
7.4.260.0000.00816.54
7.4.250.0050.00216.46
7.4.240.0030.00416.42
7.4.230.0000.00716.30
7.4.220.0130.00316.57
7.4.210.0070.01016.52
7.4.200.0000.00716.41
7.4.160.0100.00716.26
7.4.150.0070.01017.40
7.4.140.0040.01417.86
7.4.130.0130.00716.47
7.4.120.0090.00916.32
7.4.110.0070.02016.33
7.4.100.0120.00616.46
7.4.90.0120.01216.55
7.4.80.0090.01319.39
7.4.70.0060.01016.45
7.4.60.0110.00616.42
7.4.50.0040.00416.39
7.4.40.0060.01016.48
7.4.30.0130.01016.35
7.4.00.0120.00314.93
7.3.330.0020.00213.04
7.3.320.0130.00312.89
7.3.310.0000.00716.07
7.3.300.0000.00716.11
7.3.290.0070.00016.02
7.3.280.0100.00816.14
7.3.270.0230.00017.40
7.3.260.0060.01216.31
7.3.250.0090.00816.15
7.3.240.0100.01316.23
7.3.230.0100.01316.39
7.3.210.0070.01116.11
7.3.200.0070.01319.39
7.3.190.0070.01016.16
7.3.180.0060.00916.55
7.3.170.0040.01316.45
7.3.160.0090.00916.36
7.2.330.0050.01316.54
7.2.320.0060.01816.53
7.2.310.0120.00316.52
7.2.300.0130.00416.29
7.2.290.0070.01016.21
7.2.00.0000.01419.31
7.1.100.0030.00618.33
7.1.70.0040.01117.06
7.1.60.0100.01419.46
7.1.50.0070.00716.54
7.1.00.0030.07722.28
7.0.200.0030.00316.75
7.0.140.0100.07022.18
7.0.60.0000.04319.92
7.0.50.0070.03717.91
7.0.40.0030.06020.30
7.0.30.0200.05020.21
7.0.20.0070.05020.09
7.0.10.0130.06320.09
7.0.00.0100.05020.14
5.6.280.0030.07321.09
5.6.210.0100.06320.63
5.6.200.0070.08018.19
5.6.190.0130.08020.48
5.6.180.0230.03720.58
5.6.170.0270.07320.47
5.6.160.0100.03720.40
5.6.150.0100.07318.23
5.6.140.0030.08318.11
5.6.130.0030.07018.12
5.6.120.0030.04020.98
5.6.110.0030.08720.98
5.6.100.0070.08321.11
5.6.90.0100.08021.02
5.6.80.0030.06320.36
5.6.70.0200.02720.41
5.5.350.0070.03720.27
5.5.340.0100.08017.98
5.5.330.0130.08020.21
5.5.320.0030.08320.43
5.5.310.0270.08020.13
5.5.300.0130.06317.91
5.5.290.0130.07717.90
5.5.280.0100.06320.76
5.5.270.0170.04320.95
5.5.260.0070.08020.83
5.5.250.0100.08320.65
5.5.240.0000.07020.02
5.4.450.0730.05019.13
5.4.440.0200.05719.13
5.4.430.0170.05719.62
5.4.420.0200.04719.44
5.4.410.0230.05019.00
5.4.400.0200.04718.80
5.4.390.0130.05318.59
5.4.380.0230.04718.72
5.4.370.0200.05018.73
5.4.360.0330.04018.61
5.4.350.0170.05718.50
5.4.340.0330.06018.72
5.4.320.0200.05018.67
5.4.310.0270.06718.78
5.4.300.0200.07318.72
5.4.290.0100.06018.56
5.4.280.0200.05018.64
5.4.270.0200.05318.52
5.4.260.0200.05018.45
5.4.250.0170.05318.50
5.4.240.0200.05018.69
5.4.230.0230.04318.67
5.4.220.0200.05018.68
5.4.210.0170.05018.68
5.4.200.0200.04316.64
5.4.190.0170.05018.50
5.4.180.0130.05318.67
5.4.170.0170.05018.72
5.4.160.0170.05018.57
5.4.150.0200.05018.71
5.4.140.0070.06016.17
5.4.130.0170.05016.26
5.4.120.0100.05316.15
5.4.110.0330.03316.16
5.4.100.0130.05316.25
5.4.90.0200.04716.22
5.4.80.0130.05016.26
5.4.70.0130.05716.29
5.4.60.0200.04316.23
5.4.50.0070.05316.18
5.4.40.0100.06016.11
5.4.30.0070.06316.10
5.4.20.0170.05016.11
5.4.10.0100.05316.18
5.4.00.0130.05015.60
5.3.290.0100.05714.66
5.3.280.0030.06014.59
5.3.270.0130.05714.68
5.3.260.0130.06014.68
5.3.250.0200.05314.61
5.3.240.0100.06714.60
5.3.230.0170.05714.49
5.3.220.0100.06714.48
5.3.210.0130.05314.57
5.3.200.0100.05714.52
5.3.190.0300.04014.55
5.3.180.0270.06714.59
5.3.170.0230.04314.48
5.3.160.0200.05314.51
5.3.150.0130.05314.49
5.3.140.0200.04314.57
5.3.130.0200.05014.51
5.3.120.0170.05314.53
5.3.110.0230.07014.55
5.3.100.0170.05313.97
5.3.90.0300.06014.00
5.3.80.0300.05714.11
5.3.70.0130.07013.99
5.3.60.0170.05014.10
5.3.50.0130.05013.97
5.3.40.0170.04713.89
5.3.30.0200.04313.84
5.3.20.0130.05013.78
5.3.10.0170.04713.62
5.3.00.0170.05013.73
5.2.170.0170.05011.11
5.2.160.0200.05711.12
5.2.150.0170.05711.11
5.2.140.0130.04011.11
5.2.130.0100.04311.06
5.2.120.0070.04311.02
5.2.110.0100.04011.06
5.2.100.0100.04011.16
5.2.90.0130.03711.06
5.2.80.0100.04311.15
5.2.70.0130.04011.02
5.2.60.0170.03311.11
5.2.50.0170.04011.15
5.2.40.0170.03711.02
5.2.30.0200.03310.90
5.2.20.0130.03710.89
5.2.10.0130.03710.86
5.2.00.0100.04310.76
5.1.60.0100.03310.05
5.1.50.0000.04710.09
5.1.40.0130.03010.04
5.1.30.0100.03310.39
5.1.20.0100.03710.41
5.1.10.0070.03710.05
5.1.00.0130.03310.09
5.0.50.0070.0278.65
5.0.40.0100.0238.46
5.0.30.0170.0378.24
5.0.20.0130.0238.19
5.0.10.0070.0278.35
5.0.00.0070.0478.25
4.4.90.0030.0235.88
4.4.80.0070.0205.86
4.4.70.0100.0175.91
4.4.60.0100.0175.91
4.4.50.0100.0175.90
4.4.40.0070.0335.91
4.4.30.0100.0175.88
4.4.20.0030.0235.95
4.4.10.0030.0235.97
4.4.00.0070.0335.89
4.3.110.0030.0235.82
4.3.100.0100.0175.87
4.3.90.0000.0235.84
4.3.80.0000.0375.86
4.3.70.0030.0205.79
4.3.60.0000.0235.78
4.3.50.0100.0205.79
4.3.40.0030.0335.77
4.3.30.0100.0174.60
4.3.20.0000.0234.52
4.3.10.0000.0234.48
4.3.00.0170.0276.93

preferences:
50.36 ms | 401 KiB | 5 Q