3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump(serialize((object) ['foo' => 1, 'bar' => 2]));

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)
8.3.70.0110.00318.43
8.3.60.0090.00918.43
8.3.50.0030.01016.38
8.3.40.0150.00018.68
8.3.30.0000.01418.59
8.3.20.0000.00719.05
8.3.10.0050.00323.65
8.3.00.0020.00520.64
8.2.190.0040.01218.17
8.2.180.0110.00318.36
8.2.170.0070.01422.96
8.2.160.0110.00322.21
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0030.00619.65
8.2.120.0080.00026.35
8.2.110.0000.00921.04
8.2.100.0000.01217.60
8.2.90.0030.00617.75
8.2.80.0030.00617.97
8.2.70.0030.00517.89
8.2.60.0030.00618.09
8.2.50.0030.00618.10
8.2.40.0000.00819.35
8.2.30.0000.00718.99
8.2.20.0000.00717.78
8.2.10.0080.00017.93
8.2.00.0030.00617.89
8.1.280.0040.01525.92
8.1.270.0040.00422.20
8.1.260.0000.00826.35
8.1.250.0000.00728.09
8.1.240.0060.00319.01
8.1.230.0110.00018.88
8.1.220.0040.00417.74
8.1.210.0050.00318.77
8.1.200.0060.00317.11
8.1.190.0050.00316.98
8.1.180.0030.00518.10
8.1.170.0060.00318.56
8.1.160.0070.00018.80
8.1.150.0070.00018.76
8.1.140.0070.00022.08
8.1.130.0000.00720.06
8.1.120.0060.00317.34
8.1.110.0040.00417.31
8.1.100.0040.00417.23
8.1.90.0070.00017.22
8.1.80.0000.00717.35
8.1.70.0030.00317.31
8.1.60.0080.00017.48
8.1.50.0000.00817.36
8.1.40.0000.00717.32
8.1.30.0050.00217.44
8.1.20.0060.00317.54
8.1.10.0030.00517.27
8.1.00.0040.00417.23
8.0.300.0000.00718.77
8.0.290.0000.00716.75
8.0.280.0030.00318.37
8.0.270.0060.00317.10
8.0.260.0000.00618.26
8.0.250.0000.00616.91
8.0.240.0070.00016.90
8.0.230.0030.00316.89
8.0.220.0070.00016.83
8.0.210.0030.00316.85
8.0.200.0000.00616.74
8.0.190.0040.00416.80
8.0.180.0040.00416.73
8.0.170.0030.00616.88
8.0.160.0000.00716.77
8.0.150.0060.00316.85
8.0.140.0000.00716.81
8.0.130.0030.00313.18
8.0.120.0040.00416.80
8.0.110.0040.00416.71
8.0.100.0000.00716.72
8.0.90.0000.00816.69
8.0.80.0080.00916.75
8.0.70.0000.00716.64
8.0.60.0030.00516.84
8.0.50.0040.00416.88
8.0.30.0100.00716.95
8.0.20.0100.00917.40
8.0.10.0000.00816.95
8.0.00.0080.01016.64
7.4.330.0000.00515.55
7.4.320.0000.00616.37
7.4.300.0000.00816.37
7.4.290.0000.00716.26
7.4.280.0000.00816.45
7.4.270.0030.00316.36
7.4.260.0030.00316.27
7.4.250.0040.00416.36
7.4.240.0000.00716.41
7.4.230.0000.00716.45
7.4.220.0050.00216.30
7.4.210.0060.00816.46
7.4.200.0070.00016.45
7.4.160.0100.00916.41
7.4.140.0120.00717.86
7.4.130.0120.00616.49
7.4.120.0100.00916.32
7.4.110.0160.01016.25
7.4.100.0040.01716.54
7.4.90.0070.01116.26
7.4.80.0130.00619.39
7.4.70.0000.01616.32
7.4.60.0100.00716.47
7.4.50.0070.01116.26
7.4.40.0160.00016.33
7.4.00.0040.01114.83
7.3.330.0020.00213.11
7.3.320.0000.00612.99
7.3.310.0030.00316.14
7.3.300.0040.00416.04
7.3.290.0000.00716.04
7.3.280.0090.00616.21
7.3.260.0130.00616.30
7.3.240.0110.00816.27
7.3.230.0130.00516.13
7.3.210.0100.01016.52
7.3.200.0090.01516.50
7.3.190.0150.00616.19
7.3.180.0120.00316.21
7.3.170.0060.01516.41
7.3.160.0070.01416.44
7.3.10.0030.00816.26
7.3.00.0060.00616.57
7.2.330.0040.01516.54
7.2.320.0100.01316.41
7.2.310.0090.00916.67
7.2.300.0120.00916.58
7.2.290.0090.01216.32
7.2.130.0100.00716.83
7.2.120.0030.00916.63
7.2.110.0300.00715.75
7.2.100.0200.00315.69
7.2.90.0310.00815.69
7.2.80.0240.00915.74
7.2.70.0220.00616.00
7.2.60.0190.00715.78
7.2.50.0290.00615.93
7.2.40.0330.01315.84
7.2.30.0180.00915.81
7.2.20.0240.00415.71
7.2.10.0190.00715.74
7.2.00.0230.01215.74
7.1.250.0060.00915.66
7.1.230.0220.01013.45
7.1.220.0380.00613.79
7.1.210.0570.01013.55
7.1.200.0500.01413.70
7.1.190.0570.00713.90
7.1.180.0550.00713.79
7.1.170.0730.01013.66
7.1.160.0430.01013.50
7.1.150.0440.00013.61
7.1.140.0260.01313.68
7.1.130.0420.00413.55
7.1.120.0530.00713.47
7.1.110.0410.00613.54
7.1.100.0440.00013.38
7.1.90.0290.00713.50
7.1.80.0320.01213.42
7.1.70.0400.01013.20
7.1.60.0330.00713.60
7.1.50.0360.01013.28
7.1.40.0310.00913.76
7.1.30.0330.00613.56
7.1.20.0610.00613.40
7.1.10.0420.00713.73
7.1.00.0260.01013.54
5.6.380.0030.01014.29

preferences:
64.01 ms | 401 KiB | 5 Q