3v4l.org

run code in 300+ PHP versions simultaneously
<?php class object__songChords { protected $chords; protected $lyrics; } $o = new object__songChords; $s = serialize($o); $a = unserialize($s); 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)
8.5.10.0090.00820.38
8.5.00.0130.00819.95
8.4.150.0030.00014.05
8.4.140.0160.00517.42
8.4.130.0070.00817.59
8.4.120.0150.00520.67
8.4.110.0030.00518.50
8.4.100.0120.00518.89
8.4.90.0110.00922.17
8.4.80.0090.00418.91
8.4.70.0120.00818.92
8.4.60.0110.00918.73
8.4.50.0090.01020.33
8.4.40.0160.00319.47
8.4.30.0100.01017.47
8.4.20.0130.00617.56
8.4.10.0030.00617.74
8.3.280.0080.01218.45
8.3.270.0130.00616.38
8.3.260.0110.00516.45
8.3.250.0110.00818.56
8.3.240.0040.00416.91
8.3.230.0090.01016.29
8.3.220.0110.00818.98
8.3.210.0090.01016.60
8.3.200.0050.00516.35
8.3.190.0030.00416.95
8.3.180.0100.00818.44
8.3.170.0140.00320.63
8.3.160.0140.00416.90
8.3.150.0140.00417.24
8.3.140.0080.00016.52
8.3.130.0040.00418.06
8.3.120.0090.00020.83
8.3.110.0030.00616.75
8.3.100.0000.00724.06
8.3.90.0000.00826.77
8.3.80.0060.00318.43
8.3.70.0090.00918.18
8.3.60.0070.00717.93
8.3.50.0080.00921.99
8.3.40.0150.00018.60
8.3.30.0040.01118.60
8.3.20.0090.00019.21
8.3.10.0080.00021.85
8.3.00.0040.00420.84
8.2.290.0110.00720.61
8.2.280.0090.01118.41
8.2.270.0060.00317.34
8.2.260.0070.01016.48
8.2.250.0000.00818.46
8.2.240.0070.00017.21
8.2.230.0030.00520.94
8.2.220.0090.00037.54
8.2.210.0050.00226.77
8.2.200.0060.00316.60
8.2.190.0100.01316.75
8.2.180.0000.01416.63
8.2.170.0120.00322.96
8.2.160.0100.00320.77
8.2.150.0080.00024.18
8.2.140.0120.00324.66
8.2.130.0000.00820.53
8.2.120.0040.00426.35
8.2.110.0030.00717.63
8.2.100.0030.00919.73
8.2.90.0040.00417.75
8.2.80.0040.00418.79
8.2.70.0080.00017.63
8.2.60.0040.00417.50
8.2.50.0080.00017.55
8.2.40.0000.00822.18
8.2.30.0040.00419.07
8.2.20.0030.00517.51
8.2.10.0000.00717.91
8.2.00.0000.00817.97
8.1.330.0120.00721.91
8.1.320.0120.00917.68
8.1.310.0060.00318.48
8.1.300.0150.00020.13
8.1.290.0060.00330.84
8.1.280.0110.00725.92
8.1.270.0040.00423.83
8.1.260.0000.00728.09
8.1.250.0070.00028.09
8.1.240.0060.00324.02
8.1.230.0040.00820.98
8.1.220.0050.00317.74
8.1.210.0000.00818.77
8.1.200.0040.00417.25
8.1.190.0000.00817.00
8.1.180.0080.00018.10
8.1.170.0080.00018.48
8.1.160.0040.00419.01
8.1.150.0000.00718.77
8.1.140.0040.00419.55
8.1.130.0000.00717.50
8.1.120.0040.00417.36
8.1.110.0030.00617.34
8.1.100.0070.00017.29
8.1.90.0000.00817.28
8.1.80.0040.00417.43
8.1.70.0000.00817.37
8.1.60.0030.00717.53
8.1.50.0050.00317.45
8.1.40.0030.00617.41
8.1.30.0050.00317.56
8.1.20.0040.00417.41
8.1.10.0030.00617.40
8.1.00.0020.00517.40
8.0.300.0050.00318.98
8.0.290.0000.00916.75
8.0.280.0070.00018.38
8.0.270.0030.00317.23
8.0.260.0030.00317.18
8.0.250.0030.00316.82
8.0.240.0030.00316.95
8.0.230.0030.00316.89
8.0.220.0050.00216.91
8.0.210.0040.00416.85
8.0.200.0060.00016.83
8.0.190.0050.00316.99
8.0.180.0050.00216.86
8.0.170.0050.00316.81
8.0.160.0030.00316.84
8.0.150.0000.00716.73
8.0.140.0040.00416.75
8.0.130.0040.00413.33
8.0.120.0050.00216.85
8.0.110.0050.00216.70
8.0.100.0070.00016.79
8.0.90.0040.00417.00
8.0.80.0060.01016.87
8.0.70.0000.00716.78
8.0.60.0040.00416.75
8.0.50.0040.00416.84
8.0.30.0020.01717.06
8.0.20.0120.00717.40
8.0.10.0040.00417.07
8.0.00.0070.01116.57
7.4.330.0060.00015.08
7.4.320.0030.00316.57
7.4.300.0040.00416.57
7.4.290.0060.00016.54
7.4.280.0000.00716.42
7.4.270.0070.00016.58
7.4.260.0070.00016.52
7.4.250.0000.00716.40
7.4.240.0050.00316.50
7.4.230.0000.00716.55
7.4.220.0240.00016.58
7.4.210.0040.01116.49
7.4.200.0030.00316.55
7.4.160.0090.00616.42
7.4.150.0070.01017.40
7.4.140.0140.00717.86
7.4.130.0100.00916.26
7.4.120.0090.01016.47
7.4.110.0040.01216.37
7.4.100.0130.00316.38
7.4.90.0090.00916.41
7.4.80.0120.00919.39
7.4.70.0030.01316.37
7.4.60.0030.01316.49
7.4.50.0100.00716.13
7.4.40.0030.01316.46
7.4.30.0100.01016.57
7.4.00.0060.00914.92
7.3.330.0060.00013.04
7.3.320.0050.00013.04
7.3.310.0020.00516.20
7.3.300.0070.00016.10
7.3.290.0090.00616.21
7.3.280.0120.00716.16
7.3.270.0100.00717.40
7.3.260.0120.00616.32
7.3.250.0130.00416.24
7.3.240.0080.01216.21
7.3.230.0110.00716.39
7.3.210.0110.00616.27
7.3.200.0100.01016.29
7.3.190.0160.00016.13
7.3.180.0170.00316.23
7.3.170.0110.00616.22
7.3.160.0030.01316.29
7.2.330.0100.01416.38
7.2.320.0110.00816.40
7.2.310.0070.01016.55
7.2.300.0070.01016.56
7.2.290.0140.00716.62
7.2.60.0050.00516.66
7.2.00.0080.01118.44
7.1.200.0080.00815.69
7.1.120.0120.01216.69
7.1.110.0100.01016.08
7.1.100.0080.00917.14
7.1.90.0180.00716.13
7.1.80.0130.01016.25
7.1.70.0050.00915.93
7.1.60.0160.00825.07
7.1.50.0170.00824.93
7.1.40.0140.00924.59
7.1.30.0160.01424.56
7.1.20.0220.01224.74
7.1.10.0090.01215.65
7.1.00.0640.00715.56
7.0.260.0120.00916.56
7.0.250.0140.00616.02
7.0.240.0100.01015.93
7.0.230.0120.01215.78
7.0.220.0160.00915.87
7.0.210.0100.01014.63
7.0.200.0070.00915.58
7.0.190.0080.00715.69
7.0.180.0100.00815.34
7.0.170.0160.00315.24
7.0.160.0100.00615.26
7.0.150.0070.01215.34
7.0.140.0050.01015.41
7.0.130.0050.01215.49
7.0.120.0070.00815.61
7.0.110.0100.00715.32
7.0.100.0100.00715.42
7.0.90.0070.00815.29
7.0.80.0140.00615.36
7.0.70.0110.01115.30
7.0.60.0080.00615.12
7.0.50.0100.01015.42
7.0.40.0060.01014.85
7.0.30.0080.01014.78
7.0.20.0100.00314.94
7.0.10.0080.00714.82
7.0.00.0100.00614.82
5.6.300.0090.05020.78
5.6.290.0190.05120.74
5.6.280.0100.05120.84
5.6.270.0080.04720.87
5.6.260.0100.05420.88
5.6.250.0080.04820.91
5.6.240.0070.07720.92
5.6.230.0120.06020.92
5.6.220.0120.06020.81
5.6.210.0080.06620.88
5.6.200.0130.04220.79
5.6.190.0080.05520.98
5.6.180.0130.04920.95
5.6.170.0020.05320.67
5.6.160.0080.04720.76
5.6.150.0060.05420.73
5.6.140.0110.05320.76
5.6.130.0060.06020.81
5.6.120.0050.05520.84
5.6.110.0080.06120.92
5.6.100.0080.05120.90
5.6.90.0090.05320.80
5.6.80.0050.04820.13
5.6.70.0060.04520.22
5.6.60.0070.06720.12
5.6.50.0100.04820.24
5.6.40.0110.04420.29
5.6.30.0100.04820.18
5.6.20.0080.04720.33
5.6.10.0110.05120.14
5.6.00.0040.05120.15
5.5.380.0040.06917.45
5.5.370.0050.05417.50
5.5.360.0080.05317.49
5.5.350.0130.04517.42
5.5.340.0050.05018.04
5.5.330.0070.05717.99
5.5.320.0070.04818.08
5.5.310.0080.05518.03
5.5.300.0080.05218.02
5.5.290.0150.04317.90
5.5.280.0100.06218.00
5.5.270.0150.04318.06
5.5.260.0080.05617.91
5.5.250.0030.05017.76
5.5.240.0060.05117.26
5.5.230.0050.05817.43
5.5.220.0110.05217.26
5.5.210.0090.05217.44
5.5.200.0100.04217.36
5.5.190.0050.05717.31
5.5.180.0070.05017.43
5.5.160.0110.06217.37
5.5.150.0060.05117.38
5.5.140.0100.05217.41
5.5.130.0050.04717.20
5.5.120.0070.04917.32
5.5.110.0030.06317.13
5.5.100.0030.05017.40
5.5.90.0090.05217.31
5.5.80.0090.04417.16
5.5.70.0110.04017.17
5.5.60.0100.05517.23
5.5.50.0110.04317.27
5.5.40.0090.04317.32
5.5.30.0020.06117.32
5.5.20.0070.05317.25
5.5.10.0130.04217.28
5.5.00.0090.05717.15
5.4.450.0140.04719.45
5.4.440.0100.04819.51
5.4.430.0070.04819.25
5.4.420.0050.04919.28
5.4.410.0030.05019.23
5.4.400.0070.06419.06
5.4.390.0050.07019.07
5.4.380.0070.04518.95
5.4.370.0050.07319.03
5.4.360.0060.04619.05
5.4.350.0060.04618.92
5.4.340.0080.04319.04
5.4.320.0160.06319.05
5.4.310.0100.04319.14
5.4.300.0100.06219.16
5.4.290.0150.05119.06
5.4.280.0080.04619.06
5.4.270.0110.04218.98
5.4.260.0050.04618.95
5.4.250.0110.05019.06
5.4.240.0030.05218.98
5.4.230.0080.04919.13
5.4.220.0100.06619.06
5.4.210.0050.04419.12
5.4.200.0080.05018.95
5.4.190.0000.05018.94
5.4.180.0080.05618.98
5.4.170.0120.05118.89
5.4.160.0100.06419.04
5.4.150.0050.06419.12
5.4.140.0080.04416.56
5.4.130.0080.05216.67
5.4.120.0050.04416.46
5.4.110.0050.05516.57
5.4.100.0080.04016.70
5.4.90.0050.04316.57
5.4.80.0050.04616.58
5.4.70.0050.06516.52
5.4.60.0070.04816.59
5.4.50.0080.05016.63
5.4.40.0050.04616.63
5.4.30.0070.04316.45
5.4.20.0050.05616.53
5.4.10.0070.04816.52
5.4.00.0070.03815.91
5.3.290.0050.07114.94
5.3.280.0050.05515.03
5.3.270.0070.05515.04
5.3.260.0040.05414.97
5.3.250.0100.05014.98
5.3.240.0020.06115.02
5.3.230.0050.04515.02
5.3.220.0070.06315.02
5.3.210.0110.05014.92
5.3.200.0050.04314.89
5.3.190.0070.05314.89
5.3.180.0080.04015.01
5.3.170.0100.05514.92
5.3.160.0040.04515.01
5.3.150.0080.04215.01
5.3.140.0080.04214.95
5.3.130.0080.05314.99
5.3.120.0050.06514.99
5.3.110.0030.05214.99
5.3.100.0070.04514.63
5.3.90.0130.05314.72
5.3.80.0050.04814.73
5.3.70.0050.04214.72
5.3.60.0060.05914.52
5.3.50.0050.05514.71
5.3.40.0020.04814.59
5.3.30.0060.04914.65
5.3.20.0050.05514.58
5.3.10.0140.04914.55
5.3.00.0080.04914.46
5.2.170.0020.04513.31
5.2.160.0080.03813.15
5.2.150.0060.04013.26
5.2.140.0080.03813.29
5.2.130.0110.03813.19
5.2.120.0020.03613.16
5.2.110.0080.03613.23
5.2.100.0070.03113.16
5.2.90.0030.04913.28
5.2.80.0000.04813.07
5.2.70.0090.03013.28
5.2.60.0100.03713.26
5.2.50.0030.03613.09
5.2.40.0000.04013.19
5.2.30.0030.03713.16
5.2.20.0080.04113.09
5.2.10.0070.04113.01
5.2.00.0050.03513.09
5.1.60.0000.03212.73
5.1.50.0050.02812.63
5.1.40.0080.03212.71
5.1.30.0070.03112.83
5.1.20.0040.03812.79
5.1.10.0020.03812.69
5.1.00.0060.03612.61
5.0.50.0030.02412.20
5.0.40.0050.02212.20
5.0.30.0030.04812.20
5.0.20.0040.02412.20
5.0.10.0070.02212.20
5.0.00.0060.03712.20
4.4.90.0030.02312.20
4.4.80.0020.01912.20
4.4.70.0000.02012.20
4.4.60.0030.02112.20
4.4.50.0030.02212.20
4.4.40.0020.04112.20
4.4.30.0080.01512.20
4.4.20.0070.01912.20
4.4.10.0050.01912.20
4.4.00.0020.02912.20
4.3.110.0030.02312.20
4.3.100.0060.02012.20
4.3.90.0040.01812.20
4.3.80.0030.02812.20
4.3.70.0040.02312.20
4.3.60.0070.01512.20
4.3.50.0030.01912.20
4.3.40.0000.03412.20
4.3.30.0020.02112.20
4.3.20.0030.02012.20
4.3.10.0000.02412.20
4.3.00.0020.02112.20

preferences:
36.96 ms | 403 KiB | 5 Q