3v4l.org

run code in 300+ PHP versions simultaneously
<?php $test = "this is a test"; $test = (array)$test; $test['add_a_key'] = "a new test"; print_r($test);

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)
8.3.40.0100.00618.80
8.3.30.0110.00319.22
8.3.20.0060.00320.34
8.3.10.0080.00023.65
8.3.00.0000.00819.05
8.2.170.0100.01022.96
8.2.160.0070.00719.29
8.2.150.0040.00424.18
8.2.140.0000.00824.66
8.2.130.0100.00726.16
8.2.120.0040.00420.97
8.2.110.0030.00620.29
8.2.100.0080.00317.66
8.2.90.0030.00617.75
8.2.80.0000.00818.69
8.2.70.0080.00018.05
8.2.60.0040.00418.03
8.2.50.0040.00418.10
8.2.40.0040.00420.84
8.2.30.0040.00419.30
8.2.20.0070.00017.59
8.2.10.0000.00718.07
8.2.00.0000.00817.73
8.1.270.0000.00818.95
8.1.260.0040.00426.35
8.1.250.0030.00528.09
8.1.240.0100.00020.69
8.1.230.0040.00722.16
8.1.220.0060.00317.74
8.1.210.0040.00418.77
8.1.200.0060.00317.35
8.1.190.0040.00417.23
8.1.180.0040.00418.95
8.1.170.0000.00818.52
8.1.160.0070.00019.05
8.1.150.0040.00418.70
8.1.140.0030.00517.39
8.1.130.0060.00017.79
8.1.120.0000.01117.36
8.1.110.0040.00417.36
8.1.100.0000.00817.45
8.1.90.0000.00817.43
8.1.80.0060.00317.28
8.1.70.0030.00317.50
8.1.60.0040.00417.49
8.1.50.0050.00317.52
8.1.40.0080.00017.55
8.1.30.0000.00817.61
8.1.20.0070.00017.58
8.1.10.0060.00317.43
8.1.00.0040.00417.30
8.0.300.0000.00918.77
8.0.290.0030.00616.63
8.0.280.0000.00718.38
8.0.270.0000.00717.23
8.0.260.0000.00617.10
8.0.250.0000.00716.88
8.0.240.0030.00316.96
8.0.230.0000.00716.87
8.0.220.0030.00316.86
8.0.210.0030.00316.72
8.0.200.0030.00316.91
8.0.190.0030.00516.91
8.0.180.0030.00316.89
8.0.170.0000.00716.86
8.0.160.0000.00716.82
8.0.150.0030.00616.90
8.0.140.0000.00716.70
8.0.130.0030.00313.22
8.0.120.0040.00416.84
8.0.110.0030.00416.90
8.0.100.0000.00716.63
8.0.90.0030.00316.89
8.0.80.0060.01116.82
8.0.70.0000.00716.73
8.0.60.0050.00316.87
8.0.50.0080.00016.87
8.0.30.0170.00316.95
8.0.20.0070.01417.40
8.0.10.0000.00816.93
8.0.00.0110.00716.78
7.4.330.0050.00015.03
7.4.320.0030.00316.57
7.4.300.0000.00616.51
7.4.290.0070.00016.61
7.4.280.0000.00816.59
7.4.270.0030.00316.52
7.4.260.0070.00016.51
7.4.250.0030.00516.32
7.4.240.0060.00016.50
7.4.230.0000.00716.39
7.4.220.0060.01816.60
7.4.210.0120.00816.55
7.4.200.0040.00416.61
7.4.160.0100.01016.28
7.4.150.0140.00317.40
7.4.140.0130.00517.86
7.4.130.0060.01316.34
7.4.120.0090.00716.48
7.4.110.0130.01016.48
7.4.100.0070.01016.36
7.4.90.0100.00716.47
7.4.80.0100.00719.39
7.4.70.0100.00516.42
7.4.60.0140.00416.45
7.4.50.0000.00816.48
7.4.40.0150.00616.41
7.4.30.0130.01016.56
7.4.00.0100.00315.05
7.3.330.0020.00213.02
7.3.320.0000.00512.97
7.3.310.0000.00816.26
7.3.300.0030.00316.16
7.3.290.0040.01216.23
7.3.280.0140.00716.23
7.3.270.0110.00717.40
7.3.260.0170.00016.30
7.3.250.0110.00516.50
7.3.240.0030.01316.29
7.3.230.0080.00916.51
7.3.210.0110.00716.25
7.3.200.0100.01319.39
7.3.190.0030.01216.56
7.3.180.0060.01216.44
7.3.170.0120.00316.30
7.3.160.0150.00716.29
7.2.330.0100.00716.67
7.2.320.0090.01316.58
7.2.310.0000.01716.41
7.2.300.0100.01416.28
7.2.290.0120.00616.42
7.2.00.0040.00919.38
7.1.200.0070.00715.81
7.1.100.0040.01217.97
7.1.70.0050.00217.33
7.1.60.0160.00619.22
7.1.50.0140.00716.86
7.1.00.0070.07322.33
7.0.200.0000.00716.73
7.0.140.0000.04022.04
7.0.60.0030.09019.98
7.0.50.0030.05317.90
7.0.40.0000.04317.76
7.0.30.0070.03717.72
7.0.20.0070.03717.85
7.0.10.0000.04317.79
7.0.00.0000.04317.75
5.6.280.0030.07320.89
5.6.210.0170.06020.46
5.6.200.0070.07318.14
5.6.190.0030.04018.16
5.6.180.0000.04318.14
5.6.170.0030.04018.28
5.6.160.0030.03718.18
5.6.150.0000.04018.19
5.6.140.0000.04018.15
5.6.130.0000.04318.18
5.6.120.0030.04018.27
5.6.110.0100.03718.18
5.6.100.0030.05318.27
5.6.90.0000.05718.25
5.6.80.0030.04017.57
5.6.70.0070.06017.65
5.6.60.0070.07717.64
5.6.50.0000.04317.57
5.6.40.0100.07017.54
5.6.30.0030.06717.59
5.6.20.0170.05717.53
5.6.10.0170.06317.53
5.6.00.0070.05017.52
5.5.350.0400.06020.43
5.5.340.0030.04018.08
5.5.330.0030.04018.09
5.5.320.0000.04317.95
5.5.310.0000.04018.04
5.5.300.0030.04017.94
5.5.290.0030.04317.97
5.5.280.0100.03317.98
5.5.270.0130.03017.91
5.5.260.0070.03717.99
5.5.250.0300.04317.80
5.5.240.0070.04317.34
5.5.230.0130.07017.36
5.5.220.0030.07717.32
5.5.210.0070.03717.41
5.5.200.0000.07717.25
5.5.190.0000.05317.36
5.5.180.0030.04017.32
5.5.160.0070.04317.42
5.5.150.0070.07717.32
5.5.140.0070.06317.26
5.5.130.0000.08017.42
5.5.120.0100.06717.32
5.5.110.0200.06017.36
5.5.100.0230.05017.21
5.5.90.0030.08017.22
5.5.80.0030.08017.17
5.5.70.0070.04717.18
5.5.60.0070.07317.25
5.5.50.0130.06317.30
5.5.40.0030.05717.18
5.5.30.0070.08017.20
5.5.20.0030.08017.20
5.5.10.0170.07017.32
5.5.00.0070.07317.21
5.4.450.0030.04019.31
5.4.440.0030.05719.46
5.4.430.0000.04019.41
5.4.420.0030.04019.20
5.4.410.0270.04019.25
5.4.400.0100.07318.95
5.4.390.0030.06319.05
5.4.380.0030.07319.03
5.4.370.0100.07318.90
5.4.360.0100.07019.05
5.4.350.0130.04019.01
5.4.340.0070.07719.02
5.4.320.0070.05719.09
5.4.310.0130.03718.98
5.4.300.0000.04319.09
5.4.290.0000.05019.27
5.4.280.0030.05019.12
5.4.270.0070.07719.05
5.4.260.0030.04319.04
5.4.250.0130.06018.95
5.4.240.0070.06719.11
5.4.230.0030.08019.07
5.4.220.0070.05718.97
5.4.210.0070.06319.00
5.4.200.0330.05319.08
5.4.190.0170.07019.16
5.4.180.0070.04719.13
5.4.170.0030.04019.12
5.4.160.0270.05319.25
5.4.150.0000.08318.94
5.4.140.0000.08016.41
5.4.130.0100.06016.42
5.4.120.0000.05016.41
5.4.110.0130.03316.21
5.4.100.0030.05016.35
5.4.90.0100.03316.43
5.4.80.0030.08016.54
5.4.70.0030.05316.45
5.4.60.0100.06016.38
5.4.50.0000.04016.42
5.4.40.0070.06016.38
5.4.30.0100.08016.46
5.4.20.0000.03716.35
5.4.10.0130.06316.44
5.4.00.0030.05015.90
5.3.290.0070.04014.66
5.3.280.0070.05014.62
5.3.270.0030.06014.64
5.3.260.0000.04314.66
5.3.250.0130.05714.55
5.3.240.0030.08314.80
5.3.230.0030.07714.68
5.3.220.0070.05314.59
5.3.210.0100.07314.62
5.3.200.0230.06014.63
5.3.190.0100.04314.60
5.3.180.0100.04014.56
5.3.170.0100.07314.61
5.3.160.0070.07314.56
5.3.150.0100.05714.54
5.3.140.0100.03314.64
5.3.130.0130.07014.59
5.3.120.0070.05014.58
5.3.110.0000.04014.57
5.3.100.0000.04014.00
5.3.90.0030.06714.21
5.3.80.0000.08314.04
5.3.70.0100.07314.01
5.3.60.0070.06713.98
5.3.50.0070.05713.92
5.3.40.0070.07313.96
5.3.30.0100.04013.93
5.3.20.0070.06713.54
5.3.10.0030.07713.68
5.3.00.0100.07013.61
5.2.170.0070.03311.03
5.2.160.0030.03311.18
5.2.150.0100.04011.14
5.2.140.0000.03711.16
5.2.130.0030.05710.94
5.2.120.0030.05710.99
5.2.110.0070.06010.94
5.2.100.0200.05011.16
5.2.90.0070.05011.12
5.2.80.0000.04311.09
5.2.70.0000.03711.15
5.2.60.0030.06311.09
5.2.50.0070.05311.06
5.2.40.0030.05710.83
5.2.30.0100.05011.02
5.2.20.0000.04010.98
5.2.10.0000.04010.88
5.2.00.0070.03010.75
5.1.60.0030.0379.98
5.1.50.0070.0309.97
5.1.40.0030.0539.95
5.1.30.0030.05710.36
5.1.20.0070.03710.35
5.1.10.0000.02710.09
5.1.00.0000.04710.05
5.0.50.0030.0438.61
5.0.40.0000.0238.38
5.0.30.0030.0608.29
5.0.20.0000.0378.18
5.0.10.0030.0208.23
5.0.00.0030.0308.13
4.4.90.0000.0407.71
4.4.80.0000.0277.71
4.4.70.0000.0207.71
4.4.60.0000.0177.71
4.4.50.0000.0277.71
4.4.40.0030.0407.71
4.4.30.0100.0277.71
4.4.20.0070.0337.71
4.4.10.0030.0137.71
4.4.00.0000.0277.71
4.3.110.0070.0337.71
4.3.100.0000.0207.71
4.3.90.0070.0337.71
4.3.80.0000.0377.71
4.3.70.0000.0237.71
4.3.60.0030.0177.71
4.3.50.0000.0177.71
4.3.40.0070.0407.71
4.3.30.0000.0177.71
4.3.20.0030.0177.71
4.3.10.0000.0177.71
4.3.00.0000.0137.71

preferences:
57.81 ms | 400 KiB | 5 Q