3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a=['b' => [1,2], 'c' => [3,4], [5,6]]; print_r($a);

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)
8.3.60.0060.01216.38
8.3.50.0090.01021.92
8.3.40.0120.00618.54
8.3.30.0110.00418.79
8.3.20.0040.00420.09
8.3.10.0040.00421.82
8.3.00.0030.00619.26
8.2.180.0070.01418.34
8.2.170.0110.00422.96
8.2.160.0100.00720.35
8.2.150.0000.00824.18
8.2.140.0080.00024.66
8.2.130.0040.00426.16
8.2.120.0040.00419.11
8.2.110.0050.00519.45
8.2.100.0110.00017.50
8.2.90.0000.00819.23
8.2.80.0060.00317.97
8.2.70.0100.00317.25
8.2.60.0050.00317.80
8.2.50.0030.00518.07
8.2.40.0000.00819.75
8.2.30.0000.00717.91
8.2.20.0000.00817.53
8.2.10.0060.00318.04
8.2.00.0000.00717.51
8.1.280.0070.01425.92
8.1.270.0060.00318.87
8.1.260.0000.00726.35
8.1.250.0040.00428.09
8.1.240.0080.00023.92
8.1.230.0090.00317.54
8.1.220.0040.00417.74
8.1.210.0000.00918.77
8.1.200.0040.00717.36
8.1.190.0040.00417.10
8.1.180.0000.00818.10
8.1.170.0040.00420.19
8.1.160.0000.00721.98
8.1.150.0000.00818.84
8.1.140.0050.00317.25
8.1.130.0000.00717.82
8.1.120.0070.00017.33
8.1.110.0040.00417.29
8.1.100.0000.00717.33
8.1.90.0000.00717.41
8.1.80.0000.00817.39
8.1.70.0030.00317.29
8.1.60.0000.01117.48
8.1.50.0030.00517.33
8.1.40.0040.00417.42
8.1.30.0000.00817.46
8.1.20.0040.00417.60
8.1.10.0040.00417.29
8.1.00.0000.00817.34
8.0.300.0040.00418.77
8.0.290.0000.00716.63
8.0.280.0000.00818.37
8.0.270.0000.00817.22
8.0.260.0000.00617.18
8.0.250.0040.00416.86
8.0.240.0000.00616.77
8.0.230.0030.00416.77
8.0.220.0000.00716.84
8.0.210.0030.00316.74
8.0.200.0030.00616.92
8.0.190.0070.00016.80
8.0.180.0000.00716.81
8.0.170.0000.00816.73
8.0.160.0040.00416.75
8.0.150.0030.00316.78
8.0.140.0030.00516.64
8.0.130.0040.00413.20
8.0.120.0080.00016.82
8.0.110.0080.00016.77
8.0.100.0040.00416.84
8.0.90.0070.00016.70
8.0.80.0100.00716.79
8.0.70.0040.00416.71
8.0.60.0000.00716.80
8.0.50.0030.00416.82
8.0.30.0140.00916.86
8.0.20.0110.00817.40
8.0.10.0070.00016.97
8.0.00.0100.00916.62
7.4.330.0050.00015.13
7.4.320.0030.00316.41
7.4.300.0000.00616.50
7.4.290.0030.00316.52
7.4.280.0030.00316.53
7.4.270.0040.00416.45
7.4.260.0070.00016.34
7.4.250.0030.00516.45
7.4.240.0020.00516.42
7.4.230.0050.00216.55
7.4.220.0070.01116.52
7.4.210.0060.00816.53
7.4.200.0000.00716.42
7.4.160.0110.00416.47
7.4.150.0090.00917.40
7.4.140.0150.00517.86
7.4.130.0050.01216.31
7.4.120.0090.01316.31
7.4.110.0090.01316.30
7.4.100.0100.01316.38
7.4.90.0140.00916.58
7.4.80.0130.00919.39
7.4.70.0120.00316.35
7.4.60.0060.00916.32
7.4.50.0000.00716.13
7.4.40.0060.01116.53
7.4.30.0080.00816.40
7.4.00.0050.01115.02
7.3.330.0030.00313.11
7.3.320.0100.00513.00
7.3.310.0020.00515.96
7.3.300.0030.00315.96
7.3.290.0070.00016.03
7.3.280.0050.00916.17
7.3.270.0110.00717.40
7.3.260.0080.00816.24
7.3.250.0100.00716.25
7.3.240.0150.00516.38
7.3.230.0060.01616.39
7.3.210.0090.00916.36
7.3.200.0030.01319.39
7.3.190.0090.00616.02
7.3.180.0090.00916.30
7.3.170.0030.01316.44
7.3.160.0040.01216.15
7.3.120.0100.00814.67
7.3.110.0050.01014.92
7.3.100.0020.01414.70
7.3.90.0060.00914.65
7.3.80.0050.01214.71
7.3.70.0050.00714.41
7.3.60.0090.00614.59
7.3.50.0030.00814.71
7.3.40.0050.00614.66
7.3.30.0020.01114.69
7.3.20.0030.01016.60
7.3.10.0060.01016.40
7.3.00.0080.00516.49
7.2.330.0060.01016.45
7.2.320.0070.01416.57
7.2.310.0110.00616.44
7.2.300.0060.01016.30
7.2.290.0060.01016.52
7.2.250.0090.00914.93
7.2.240.0070.01114.58
7.2.230.0070.00514.83
7.2.220.0050.00814.66
7.2.210.0040.01114.82
7.2.200.0060.00614.76
7.2.190.0030.01114.87
7.2.180.0070.00714.83
7.2.170.0050.00614.86
7.2.160.0070.00714.82
7.2.150.0070.01116.73
7.2.140.0030.01016.82
7.2.130.0070.00716.91
7.2.120.0070.00716.44
7.2.110.0030.00616.75
7.2.100.0030.00616.79
7.2.90.0040.00916.70
7.2.80.0090.00316.83
7.2.70.0030.00616.66
7.2.60.0070.00716.75
7.2.50.0050.00516.63
7.2.40.0030.00916.85
7.2.30.0040.00716.56
7.2.20.0030.01016.85
7.2.10.0100.00316.46
7.2.00.0040.00717.96
7.1.330.0020.01415.79
7.1.320.0080.00615.74
7.1.310.0080.00715.73
7.1.300.0030.01015.65
7.1.290.0070.00515.61
7.1.280.0020.00815.58
7.1.270.0050.00915.73
7.1.260.0060.00915.64
7.1.250.0000.01215.70
7.1.240.0070.01015.70
7.1.230.0080.00415.63
7.1.220.0040.00415.71
7.1.210.0060.00615.48
7.1.200.0070.00715.59
7.1.190.0030.00615.71
7.1.180.0030.00615.66
7.1.170.0030.01015.75
7.1.160.0100.00315.59
7.1.150.0060.00315.54
7.1.140.0000.00815.77
7.1.130.0090.00615.68
7.1.120.0090.00315.59
7.1.110.0100.00315.59
7.1.100.0070.00516.93
7.1.90.0080.00015.55
7.1.80.0090.00315.68
7.1.70.0040.00616.35
7.1.60.0050.00617.63
7.1.50.0060.01316.38
7.1.40.0070.00715.67
7.1.30.0040.00715.73
7.1.20.0070.00315.86
7.1.10.0080.00415.38
7.1.00.0050.04319.13
7.0.330.0040.01115.31
7.0.320.0080.00415.23
7.0.310.0060.00615.27
7.0.300.0100.00315.04
7.0.290.0060.00615.18
7.0.280.0000.00815.34
7.0.270.0000.00815.53
7.0.260.0080.00315.57
7.0.250.0070.00315.36
7.0.240.0040.01115.37
7.0.230.0000.01115.48
7.0.220.0110.00315.55
7.0.210.0090.00915.46
7.0.200.0410.01015.16
7.0.190.0000.01515.32
7.0.180.0040.00715.04
7.0.170.0040.00415.34
7.0.160.0040.00715.30
7.0.150.0030.00915.31
7.0.140.0080.03518.85
7.0.130.0090.00015.39
7.0.120.0110.00315.34
7.0.110.0350.04217.70
7.0.100.0320.04217.64
7.0.90.0320.04517.67
7.0.80.0330.04317.58
7.0.70.0280.04517.49
7.0.60.0310.04417.69
7.0.50.0250.03517.78
7.0.40.0090.03916.82
7.0.30.0090.03716.87
7.0.20.0070.02816.84
7.0.10.0050.02816.89
7.0.00.0070.04316.79
5.6.400.0030.01414.19
5.6.390.0000.01214.50
5.6.380.0040.00814.18
5.6.370.0060.00314.52
5.6.360.0030.01014.46
5.6.350.0090.00314.01
5.6.340.0040.00414.45
5.6.330.0110.00014.11
5.6.320.0030.00714.20
5.6.310.0030.01014.15
5.6.300.0030.00714.32
5.6.290.0050.00514.09
5.6.280.0050.03917.43
5.6.270.0000.00914.35
5.6.260.0070.04517.33
5.6.250.0070.02617.61
5.6.240.0050.04317.53
5.6.230.0100.03817.33
5.6.220.0060.04517.33
5.6.210.0080.03817.46
5.6.200.0060.04817.66
5.6.190.0060.04217.57
5.6.180.0070.04717.66
5.6.170.0070.04517.49
5.6.160.0030.03017.47
5.6.150.0050.02517.67
5.6.140.0060.02817.59
5.6.130.0050.02517.53
5.6.120.0050.03717.61
5.6.110.0070.02317.62
5.6.100.0020.02617.47
5.6.90.0090.02217.44
5.6.80.0060.02217.11
5.6.70.0020.02317.32
5.6.60.0080.04217.20
5.6.50.0100.04017.31
5.6.40.0080.02217.46
5.6.30.0080.03717.41
5.6.20.0030.04217.36
5.6.10.0000.03217.27
5.6.00.0090.03017.11
5.5.380.0050.04217.29
5.5.370.0040.04417.42
5.5.360.0080.04117.22
5.5.350.0070.04417.29
5.5.340.0100.04217.33
5.5.330.0100.03517.53
5.5.320.0050.04417.36
5.5.310.0080.02517.46
5.5.300.0070.02517.58
5.5.290.0050.02817.62
5.5.280.0070.04417.35
5.5.270.0120.02017.57
5.5.260.0030.02717.37
5.5.250.0030.02417.20
5.5.240.0070.01817.21
5.5.230.0060.03917.15
5.5.220.0070.04017.29
5.5.210.0080.03817.18
5.5.200.0060.03217.01
5.5.190.0060.04516.94
5.5.180.0070.02017.13
5.5.170.0060.01013.95
5.5.160.0080.03517.30
5.5.150.0040.02217.15
5.5.140.0070.02017.24
5.5.130.0120.03317.24
5.5.120.0090.02017.08
5.5.110.0080.03517.11
5.5.100.0070.02717.23
5.5.90.0000.03217.20
5.5.80.0070.02117.11
5.5.70.0050.02117.10
5.5.60.0090.02217.06
5.5.50.0060.02317.17
5.5.40.0090.03816.94
5.5.30.0020.02517.01
5.5.20.0050.02316.93
5.5.10.0060.02117.02
5.5.00.0060.02416.97
5.4.450.0030.02116.56
5.4.440.0040.04216.44
5.4.430.0030.02416.45
5.4.420.0000.02516.44
5.4.410.0050.02316.54
5.4.400.0060.03316.28
5.4.390.0070.03416.29
5.4.380.0110.01516.36
5.4.370.0050.04216.43
5.4.360.0050.03716.32
5.4.350.0130.02316.25
5.4.340.0020.02216.27
5.4.330.0000.00813.55
5.4.320.0040.02716.37
5.4.310.0080.01816.29
5.4.300.0020.02216.25
5.4.290.0090.01516.26
5.4.280.0050.04016.25
5.4.270.0020.02216.25
5.4.260.0040.03916.27
5.4.250.0080.01616.27
5.4.240.0060.02216.26
5.4.230.0030.02316.36
5.4.220.0100.02816.44
5.4.210.0050.02816.39
5.4.200.0070.02516.38
5.4.190.0030.02316.38
5.4.180.0060.01816.27
5.4.170.0030.02216.38
5.4.160.0020.02216.25
5.4.150.0030.02216.27
5.4.140.0030.02215.00
5.4.130.0040.01815.05
5.4.120.0020.02414.89
5.4.110.0020.04014.98
5.4.100.0080.03814.93
5.4.90.0100.02814.91
5.4.80.0060.03815.05
5.4.70.0050.04014.97
5.4.60.0030.03815.05
5.4.50.0080.03615.05
5.4.40.0030.03615.03
5.4.30.0080.03315.09
5.4.20.0010.03915.04
5.4.10.0090.03815.01
5.4.00.0050.03614.74
5.3.290.0030.05014.73
5.3.280.0070.05314.70
5.3.270.0030.03714.60
5.3.260.0000.05014.54
5.3.250.0030.05714.60
5.3.240.0030.04314.51
5.3.230.0000.03714.70
5.3.220.0000.04014.43
5.3.210.0000.04014.49
5.3.200.0000.04014.45
5.3.190.0100.07314.64
5.3.180.0070.07314.49
5.3.170.0100.06314.35
5.3.160.0100.07014.45
5.3.150.0070.07314.45
5.3.140.0100.07014.50
5.3.130.0130.06714.43
5.3.120.0100.04714.38
5.3.110.0130.07314.63
5.3.100.0100.06714.14
5.3.90.0100.06314.04
5.3.80.0100.06714.09
5.3.70.0070.04013.86
5.3.60.0030.07713.90
5.3.50.0030.07714.01
5.3.40.0100.05013.82
5.3.30.0030.06313.77
5.3.20.0070.06313.57
5.3.10.0200.06013.53
5.3.00.0070.04013.57
5.2.170.0070.06312.89
5.2.160.0030.06312.89
5.2.150.0130.05712.89
5.2.140.0030.06312.89
5.2.130.0200.05012.89
5.2.120.0000.05312.89
5.2.110.0070.06312.89
5.2.100.0030.05712.89
5.2.90.0000.03712.89
5.2.80.0070.03312.89
5.2.70.0130.03712.89
5.2.60.0100.05312.89
5.2.50.0070.05712.89
5.2.40.0070.05712.89
5.2.30.0070.06012.89
5.2.20.0030.06312.89
5.2.10.0030.06012.89
5.2.00.0000.06012.89
5.1.60.0030.05012.89
5.1.50.0070.05012.89
5.1.40.0000.06012.89
5.1.30.0030.05312.89
5.1.20.0130.05012.89
5.1.10.0000.05712.89
5.1.00.0000.05712.89
5.0.50.0100.04012.89
5.0.40.0030.04012.89
5.0.30.0070.03312.89
5.0.20.0070.03712.89
5.0.10.0000.04012.89
5.0.00.0000.06312.89
4.4.90.0030.03012.89
4.4.80.0000.03012.89
4.4.70.0000.03312.89
4.4.60.0030.03012.89
4.4.50.0070.02712.89
4.4.40.0000.05712.89
4.4.30.0030.03312.89
4.4.20.0000.03712.89
4.4.10.0000.03712.89
4.4.00.0070.04012.89
4.3.110.0030.02012.89
4.3.100.0030.03312.89
4.3.90.0030.03312.89
4.3.80.0030.04712.89
4.3.70.0000.03012.89
4.3.60.0030.02312.89
4.3.50.0000.03712.89
4.3.40.0000.05312.89
4.3.30.0000.03012.89
4.3.20.0000.03712.89
4.3.10.0000.03712.89
4.3.00.0000.03312.89

preferences:
39.6 ms | 401 KiB | 5 Q