3v4l.org

run code in 300+ PHP versions simultaneously
<?php $test = array( 'abc' => 1 ); $test[null] = array( 'test'=> 2 ); var_dump($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)
8.3.40.0070.00718.75
8.3.30.0000.01519.04
8.3.20.0000.00720.30
8.3.10.0040.00421.78
8.3.00.0040.00420.96
8.2.170.0070.00722.96
8.2.160.0130.00022.21
8.2.150.0090.00024.18
8.2.140.0040.00424.66
8.2.130.0030.00526.16
8.2.120.0030.00519.79
8.2.110.0030.00620.25
8.2.100.0100.00018.09
8.2.90.0040.00419.05
8.2.80.0080.00017.97
8.2.70.0000.01017.63
8.2.60.0030.00617.80
8.2.50.0030.00718.07
8.2.40.0090.00019.76
8.2.30.0040.00418.15
8.2.20.0070.00017.66
8.2.10.0030.00618.05
8.2.00.0040.00417.57
8.1.270.0080.00820.65
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0080.00023.88
8.1.230.0040.00819.16
8.1.220.0000.00817.74
8.1.210.0030.00618.77
8.1.200.0000.00917.10
8.1.190.0000.00817.22
8.1.180.0040.00418.10
8.1.170.0040.00418.52
8.1.160.0000.00721.86
8.1.150.0040.00418.82
8.1.140.0040.00419.07
8.1.130.0030.00517.73
8.1.120.0000.00717.28
8.1.110.0050.00317.34
8.1.100.0070.00017.27
8.1.90.0000.00717.31
8.1.80.0040.00417.37
8.1.70.0000.00717.29
8.1.60.0070.00317.52
8.1.50.0000.00817.49
8.1.40.0070.00017.34
8.1.30.0050.00317.57
8.1.20.0000.00717.62
8.1.10.0040.00417.44
8.1.00.0040.00417.44
8.0.300.0040.00418.77
8.0.290.0040.00416.75
8.0.280.0030.00318.41
8.0.270.0030.00317.26
8.0.260.0060.00018.36
8.0.250.0060.00016.87
8.0.240.0030.00316.90
8.0.230.0040.00416.74
8.0.220.0000.00716.81
8.0.210.0030.00416.81
8.0.200.0030.00316.94
8.0.190.0040.00416.86
8.0.180.0000.00816.72
8.0.170.0040.00416.86
8.0.160.0070.00016.83
8.0.150.0030.00316.80
8.0.140.0000.00716.75
8.0.130.0060.00013.29
8.0.120.0000.00716.65
8.0.110.0000.00716.87
8.0.100.0000.00716.77
8.0.90.0040.00416.77
8.0.80.0030.01216.78
8.0.70.0050.00316.64
8.0.60.0000.00716.86
8.0.50.0040.00416.85
8.0.30.0090.01416.84
8.0.20.0090.01217.40
8.0.10.0080.00016.95
8.0.00.0110.00716.76
7.4.330.0000.00515.03
7.4.320.0030.00316.48
7.4.300.0050.00216.41
7.4.290.0040.00416.51
7.4.280.0040.00416.56
7.4.270.0070.00016.44
7.4.260.0060.00316.38
7.4.250.0030.00316.39
7.4.240.0050.00216.56
7.4.230.0000.00716.42
7.4.220.0100.01616.43
7.4.210.0040.01116.31
7.4.200.0030.00316.41
7.4.160.0120.00416.37
7.4.150.0030.01617.40
7.4.140.0120.00817.86
7.4.130.0100.01116.47
7.4.120.0070.01016.38
7.4.110.0110.00816.27
7.4.100.0110.01116.43
7.4.90.0030.01316.38
7.4.80.0090.01216.51
7.4.70.0000.01816.43
7.4.60.0030.01216.50
7.4.50.0000.00816.62
7.4.40.0030.01416.60
7.4.30.0120.01216.42
7.4.00.0080.00414.59
7.3.330.0020.00213.03
7.3.320.0130.00313.04
7.3.310.0060.00016.25
7.3.300.0000.00716.17
7.3.290.0060.01116.16
7.3.280.0090.00816.25
7.3.270.0100.00717.40
7.3.260.0090.00916.20
7.3.250.0120.00916.30
7.3.240.0070.01716.41
7.3.230.0060.01216.39
7.3.210.0090.00616.15
7.3.200.0090.00819.39
7.3.190.0070.00716.21
7.3.180.0060.01116.11
7.3.170.0140.00816.27
7.3.160.0130.00316.41
7.3.10.0120.00616.21
7.3.00.0150.00516.56
7.2.330.0090.00916.50
7.2.320.0060.01816.49
7.2.310.0040.01216.37
7.2.300.0070.01416.45
7.2.290.0040.01216.13
7.2.130.0090.01216.46
7.2.120.0140.00616.10
7.2.110.0080.01116.28
7.2.100.0090.00916.45
7.2.90.0180.00416.65
7.2.80.0030.01416.37
7.2.70.0150.00316.28
7.2.60.0080.00516.52
7.2.50.0030.01316.37
7.2.40.0160.00316.85
7.2.30.0060.00916.34
7.2.20.0060.01016.57
7.2.10.0030.00716.34
7.2.00.0060.00818.05
7.1.250.0100.00615.43
7.1.200.0100.00715.56
7.1.100.0090.00318.02
7.1.70.0030.01217.13
7.1.60.0040.01417.14
7.1.50.0060.01616.88
7.1.00.0030.07322.44
7.0.200.0060.00616.71
7.0.140.0030.06321.93
7.0.60.0130.07719.86
7.0.50.0130.07717.80
7.0.40.0070.04020.06
7.0.30.0300.07320.30
7.0.20.0330.07320.02
7.0.10.0030.09020.13
7.0.00.0000.09720.09
5.6.280.0170.06321.04
5.6.210.0100.07320.50
5.6.200.0100.07718.21
5.6.190.0070.04320.61
5.6.180.0500.05720.33
5.6.170.0270.08020.52
5.6.160.0030.06020.48
5.6.150.0070.07318.16
5.6.140.0030.05018.20
5.6.130.0070.06718.12
5.6.120.0100.08321.00
5.6.110.0070.04320.95
5.6.100.0300.06720.88
5.6.90.0100.05320.92
5.6.80.0100.07720.52
5.5.350.0270.07720.36
5.5.340.0070.08017.97
5.5.330.0170.07320.21
5.5.320.0030.07020.31
5.5.310.0300.05720.34
5.5.300.0100.05318.02
5.5.290.0130.07717.92
5.5.280.0000.04320.75
5.5.270.0170.07020.77
5.5.260.0100.03720.71
5.5.250.0030.05020.74
5.5.240.0070.04720.25
5.4.450.0570.05319.40
5.4.440.0400.04019.58
5.4.430.0300.05319.47
5.4.420.0130.04719.63
5.4.410.0300.04719.02
5.4.400.0430.05718.81
5.4.390.0370.04718.63
5.4.380.0400.04318.74
5.4.370.0330.05318.73
5.4.360.0270.05718.59
5.4.350.0370.05318.46
5.4.340.0270.06018.64
5.4.320.0330.06718.45
5.4.310.0230.06718.68
5.4.300.0470.05718.77
5.4.290.0300.05318.68
5.4.280.0270.06018.64
5.4.270.0270.06018.82
5.4.260.0300.05018.68
5.4.250.0370.04718.61
5.4.240.0230.05718.68
5.4.230.0270.05318.66
5.4.220.0300.06018.49
5.4.210.0300.05018.70
5.4.200.0200.05716.43
5.4.190.0230.06318.70
5.4.180.0230.06018.48
5.4.170.0400.05718.51
5.4.160.0230.05318.65
5.4.150.0200.05718.71
5.4.140.0270.04316.19
5.4.130.0270.05016.35
5.4.120.0270.05316.08
5.4.110.0270.04316.07
5.4.100.0200.05316.16
5.4.90.0300.05716.21
5.4.80.0300.04316.02
5.4.70.0230.05716.23
5.4.60.0200.05716.03
5.4.50.0170.06016.05
5.4.40.0270.05016.13
5.4.30.0300.04016.05
5.4.20.0270.04716.19
5.4.10.0230.04716.18
5.4.00.0270.04315.60
5.3.290.0200.06014.75
5.3.280.0270.06314.48
5.3.270.0200.05714.67
5.3.260.0300.05014.58
5.3.250.0230.08014.60
5.3.240.0300.06014.65
5.3.230.0370.04014.59
5.3.220.0130.06014.54
5.3.210.0270.05314.57
5.3.200.0270.05314.55
5.3.190.0230.05714.45
5.3.180.0270.06014.48
5.3.170.0430.05314.55
5.3.160.0400.05014.65
5.3.150.0300.05014.48
5.3.140.0230.07014.64
5.3.130.0370.05314.53
5.3.120.0430.05714.52
5.3.110.0270.05014.46
5.3.100.0230.05314.02
5.3.90.0370.04014.07
5.3.80.0300.05013.99
5.3.70.0270.05714.09
5.3.60.0200.05714.09
5.3.50.0230.05713.93
5.3.40.0230.05713.93
5.3.30.0200.05013.90
5.3.20.0130.05013.67
5.3.10.0070.06013.76
5.3.00.0070.06013.61
5.2.170.0130.04711.11
5.2.160.0270.05311.12
5.2.150.0170.06311.15
5.2.140.0130.05011.17
5.2.130.0200.04711.13
5.2.120.0230.03711.07
5.2.110.0130.04711.12
5.2.100.0170.04311.07
5.2.90.0300.05011.01
5.2.80.0170.04711.12
5.2.70.0170.04311.10
5.2.60.0200.06311.08
5.2.50.0230.04311.01
5.2.40.0130.04011.05
5.2.30.0200.04310.97
5.2.20.0200.03710.95
5.2.10.0200.03711.00
5.2.00.0130.04010.68
5.1.60.0070.04010.01
5.1.50.0130.0409.96
5.1.40.0170.03310.02
5.1.30.0130.04010.37
5.1.20.0230.04010.39
5.1.10.0200.03710.18
5.1.00.0130.04010.06
5.0.50.0130.0278.66
5.0.40.0170.0208.54
5.0.30.0030.0608.25
5.0.20.0030.0338.19
5.0.10.0170.0208.25
5.0.00.0030.0478.17
4.4.90.0070.0235.91
4.4.80.0070.0235.90
4.4.70.0170.0275.89
4.4.60.0130.0275.86
4.4.50.0100.0235.89
4.4.40.0070.0375.89
4.4.30.0130.0175.89
4.4.20.0070.0235.96
4.4.10.0130.0175.92
4.4.00.0030.0375.89
4.3.110.0030.0275.84
4.3.100.0130.0235.74
4.3.90.0130.0235.88
4.3.80.0100.0375.78
4.3.70.0100.0275.91
4.3.60.0100.0305.81
4.3.50.0070.0235.87
4.3.40.0100.0335.78
4.3.30.0100.0205.07
4.3.20.0070.0205.07
4.3.10.0100.0205.07
4.3.00.0130.01714.57

preferences:
54.73 ms | 400 KiB | 5 Q