3v4l.org

run code in 300+ PHP versions simultaneously
<?php $x = null; var_dump($x['test']); $x = []; var_dump($x['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)
8.3.70.0070.00718.28
8.3.60.0090.00616.50
8.3.50.0050.01322.12
8.3.40.0040.01118.88
8.3.30.0040.01118.86
8.3.20.0050.00320.53
8.3.10.0080.00023.48
8.3.00.0070.00023.66
8.2.190.0090.00916.58
8.2.180.0170.00316.50
8.2.170.0170.00322.96
8.2.160.0070.01022.01
8.2.150.0000.00724.18
8.2.140.0080.00024.66
8.2.130.0040.00419.72
8.2.120.0050.00326.35
8.2.110.0060.00322.20
8.2.100.0080.00318.09
8.2.90.0030.00519.23
8.2.80.0040.00417.97
8.2.70.0000.00817.75
8.2.60.0030.00517.80
8.2.50.0040.00418.10
8.2.40.0000.00720.59
8.2.30.0040.00419.29
8.2.20.0070.00018.00
8.2.10.0070.00017.98
8.2.00.0000.00717.65
8.1.280.0090.00625.92
8.1.270.0050.00222.23
8.1.260.0040.00428.09
8.1.250.0040.00428.09
8.1.240.0090.00022.02
8.1.230.0060.00617.42
8.1.220.0040.00417.74
8.1.210.0080.00018.77
8.1.200.0040.00417.22
8.1.190.0040.00417.23
8.1.180.0080.00018.10
8.1.170.0030.00818.58
8.1.160.0000.00722.20
8.1.150.0000.00720.31
8.1.140.0000.00719.52
8.1.130.0000.00717.54
8.1.120.0030.00517.32
8.1.110.0070.00017.44
8.1.100.0070.00017.30
8.1.90.0000.00717.43
8.1.80.0000.00717.38
8.1.70.0000.00817.38
8.1.60.0050.00517.45
8.1.50.0000.00817.41
8.1.40.0040.00417.49
8.1.30.0000.00817.49
8.1.20.0090.00017.53
8.1.10.0040.00417.56
8.1.00.0000.00717.50
8.0.300.0040.00418.77
8.0.290.0000.00716.63
8.0.280.0040.00418.36
8.0.270.0030.00317.09
8.0.260.0040.00417.19
8.0.250.0000.00616.91
8.0.240.0030.00316.92
8.0.230.0000.00816.84
8.0.220.0070.00016.83
8.0.210.0040.00416.77
8.0.200.0030.00316.90
8.0.190.0000.00916.81
8.0.180.0050.00316.91
8.0.170.0070.00016.90
8.0.160.0000.00916.87
8.0.150.0030.00316.78
8.0.140.0000.00716.72
8.0.130.0070.00013.35
8.0.120.0040.00416.89
8.0.110.0000.00716.86
8.0.100.0000.00716.75
8.0.90.0050.00216.79
8.0.80.0030.01216.93
8.0.70.0050.00216.72
8.0.60.0040.00416.86
8.0.50.0000.00716.70
8.0.30.0110.00717.18
8.0.20.0060.01417.40
8.0.10.0070.00017.00
8.0.00.0090.00916.63
7.4.330.0020.00215.55
7.4.320.0000.00716.43
7.4.300.0060.00016.48
7.4.290.0070.00016.50
7.4.280.0050.00316.48
7.4.270.0030.00316.45
7.4.260.0030.00716.42
7.4.250.0030.00316.49
7.4.240.0000.00716.36
7.4.230.0000.00716.61
7.4.220.0130.01016.35
7.4.210.0100.00716.63
7.4.200.0000.00716.63
7.4.160.0100.00516.57
7.4.150.0060.01317.40
7.4.140.0140.00917.86
7.4.130.0090.00916.42
7.4.120.0100.00916.43
7.4.110.0160.00316.43
7.4.100.0090.00916.51
7.4.90.0030.01516.48
7.4.80.0070.01019.39
7.4.70.0060.00916.45
7.4.60.0090.00616.42
7.4.50.0030.01016.41
7.4.40.0130.01016.46
7.4.30.0120.00716.41
7.4.10.0070.01415.55
7.4.00.0020.01315.24
7.3.330.0050.00013.20
7.3.320.0030.00313.01
7.3.310.0030.00316.19
7.3.300.0030.00316.28
7.3.290.0070.00816.28
7.3.280.0080.00916.27
7.3.270.0100.00717.40
7.3.260.0120.00916.44
7.3.250.0120.00716.34
7.3.240.0110.01116.36
7.3.230.0090.01116.39
7.3.210.0150.00316.30
7.3.200.0120.00316.43
7.3.190.0070.00716.45
7.3.180.0130.00616.40
7.3.170.0090.00616.24
7.3.160.0070.01416.39
7.3.130.0070.01015.53
7.3.120.0090.00915.59
7.3.110.0100.00815.50
7.3.100.0020.01015.74
7.3.90.0050.01015.56
7.3.80.0060.00715.50
7.3.70.0050.00615.47
7.3.60.0080.00615.48
7.3.50.0030.00815.43
7.3.40.0080.00215.54
7.3.30.0050.01015.60
7.3.20.0070.00517.23
7.3.10.0020.01317.39
7.3.00.0050.01116.93
7.2.330.0080.00916.26
7.2.320.0120.00616.30
7.2.310.0130.00316.71
7.2.300.0120.00616.43
7.2.290.0110.01116.28
7.2.260.0080.00715.79
7.2.250.0050.01315.54
7.2.240.0070.00815.66
7.2.230.0030.01015.65
7.2.220.0070.00915.62
7.2.210.0060.00515.57
7.2.200.0030.01215.60
7.2.190.0100.00715.55
7.2.180.0050.00815.57
7.2.170.0050.01115.75
7.2.160.0060.00915.57
7.2.150.0050.01017.53
7.2.140.0060.00817.57
7.2.130.0040.01317.16
7.2.120.0040.01117.17
7.2.110.0020.01117.16
7.2.100.0070.00817.13
7.2.90.0120.00617.36
7.2.80.0090.00717.25
7.2.70.0080.00617.24
7.2.60.0110.00917.17
7.2.50.0070.00817.10
7.2.40.0090.00317.28
7.2.30.0080.00617.18
7.2.20.0050.00917.24
7.2.10.0070.00917.22
7.2.00.0050.00717.65
7.1.330.0050.01016.42
7.1.320.0080.00816.65
7.1.310.0050.00916.56
7.1.300.0070.00316.49
7.1.290.0030.00716.45
7.1.280.0030.00716.41
7.1.270.0050.01016.39
7.1.260.0030.00916.43
7.1.250.0080.00416.18
7.1.240.0060.00716.25
7.1.230.0060.00716.16
7.1.220.0100.00216.36
7.1.210.0090.00916.28
7.1.200.0070.00916.04
7.1.190.0040.00816.16
7.1.180.0050.01116.20
7.1.170.0060.00916.18
7.1.160.0040.00716.36
7.1.150.0050.00616.29
7.1.140.0080.00516.28
7.1.130.0050.00916.16
7.1.120.0040.01016.38
7.1.110.0070.00716.26
7.1.100.0090.00616.35
7.1.90.0090.01016.36
7.1.80.0070.00916.31
7.1.70.0070.00716.43
7.1.60.0070.00716.45
7.1.50.0040.01216.21
7.1.40.0070.00616.31
7.1.30.0080.00616.18
7.1.20.0060.00716.28
7.1.10.0050.00916.17
7.1.00.0070.02617.79
7.0.330.0100.00215.79
7.0.320.0020.00915.87
7.0.310.0110.00515.80
7.0.300.0090.00615.73
7.0.290.0040.00915.65
7.0.280.0030.00715.81
7.0.270.0020.01015.69
7.0.260.0090.00515.82
7.0.250.0050.00615.66
7.0.240.0060.00915.81
7.0.230.0090.00715.89
7.0.220.0080.00915.86
7.0.210.0070.00715.90
7.0.200.0020.00916.07
7.0.190.0030.01016.01
7.0.180.0060.00815.87
7.0.170.0060.00815.84
7.0.160.0020.01015.91
7.0.150.0080.00715.85
7.0.140.0110.00615.77
7.0.130.0070.00815.85
7.0.120.0080.02117.45
7.0.110.0100.01917.43
7.0.100.0070.01817.46
7.0.90.0080.02117.38
7.0.80.0100.01817.40
7.0.70.0070.02017.37
7.0.60.0050.02717.36
7.0.50.0080.01817.43
7.0.40.0070.02615.85
7.0.30.0040.02015.92
7.0.20.0070.02115.93
7.0.10.0060.02115.88
7.0.00.0090.01615.83
5.6.400.0040.00714.90
5.6.390.0030.00715.21
5.6.380.0020.01214.77
5.6.370.0040.00814.78
5.6.360.0080.00314.78
5.6.350.0070.00814.75
5.6.340.0030.01014.84
5.6.330.0080.00614.71
5.6.320.0050.00814.37
5.6.310.0040.00914.82
5.6.300.0060.00714.92
5.6.290.0070.00514.61
5.6.280.0090.00414.79
5.6.270.0090.01816.51
5.6.260.0080.01816.34
5.6.250.0050.02116.37
5.6.240.0060.02516.31
5.6.230.0080.01916.33
5.6.220.0060.02016.30
5.6.210.0060.02116.19
5.6.200.0070.02416.36
5.6.190.0040.02616.45
5.6.180.0100.01516.39
5.6.170.0090.01616.24
5.6.160.0070.02116.27
5.6.150.0100.01816.37
5.6.140.0060.02116.38
5.6.130.0040.02316.40
5.6.120.0090.01616.23
5.6.110.0050.02216.30
5.6.100.0030.02316.29
5.6.90.0070.01716.30
5.6.80.0100.01616.00
5.6.70.0060.02016.07
5.6.60.0060.01916.12
5.6.50.0070.01916.14
5.6.40.0060.01915.96
5.6.30.0080.01816.03
5.6.20.0060.01916.05
5.6.10.0080.01615.97
5.6.00.0050.01916.17

preferences:
51.01 ms | 401 KiB | 5 Q