3v4l.org

run code in 300+ PHP versions simultaneously
<?php class SleepyHead { protected $name = "Dozy"; public function __sleep() { $this->name = "Asleep"; } public function __wakeUp() { $this->name = "Rested"; } } $obj = unserialize(serialize(new SleepyHead())); var_dump($obj);

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)
8.3.60.0090.00618.68
8.3.50.0040.01116.48
8.3.40.0030.01318.70
8.3.30.0110.00718.44
8.3.20.0070.00020.18
8.3.10.0000.00823.52
8.3.00.0040.00419.66
8.2.180.0090.00618.39
8.2.170.0070.00722.96
8.2.160.0100.00320.39
8.2.150.0050.00324.18
8.2.140.0080.00024.66
8.2.130.0030.00626.16
8.2.120.0080.00020.75
8.2.110.0100.01320.51
8.2.100.0080.00419.45
8.2.90.0040.00417.84
8.2.80.0000.00820.48
8.2.70.0050.00317.92
8.2.60.0080.00017.88
8.2.50.0000.00918.10
8.2.40.0060.00322.17
8.2.30.0050.00319.41
8.2.20.0000.00717.91
8.2.10.0000.00917.94
8.2.00.0040.00418.16
8.1.280.0090.00625.92
8.1.270.0050.00224.02
8.1.260.0080.00026.35
8.1.250.0040.00428.09
8.1.240.0030.00523.84
8.1.230.0060.00620.85
8.1.220.0040.00417.74
8.1.210.0000.00818.77
8.1.200.0080.00017.35
8.1.190.0050.00317.23
8.1.180.0060.00318.10
8.1.170.0040.00418.58
8.1.160.0050.00218.77
8.1.150.0070.00020.30
8.1.140.0000.00717.60
8.1.130.0030.00319.02
8.1.120.0070.00017.44
8.1.110.0040.00417.37
8.1.100.0000.00717.44
8.1.90.0040.00417.29
8.1.80.0040.00417.36
8.1.70.0000.00717.34
8.1.60.0000.00817.50
8.1.50.0070.00417.34
8.1.40.0050.00317.55
8.1.30.0030.00617.54
8.1.20.0000.00917.65
8.1.10.0000.00817.49
8.1.00.0050.00517.41
8.0.300.0000.00720.11
8.0.290.0000.00816.63
8.0.280.0030.00318.40
8.0.270.0000.00717.19
8.0.260.0000.00716.80
8.0.250.0070.00016.86
8.0.240.0030.00316.85
8.0.230.0000.00816.97
8.0.220.0000.00716.88
8.0.210.0070.00016.87
8.0.200.0040.00416.96
8.0.190.0040.00416.90
8.0.180.0070.00016.90
8.0.170.0050.00316.86
8.0.160.0000.00716.84
8.0.150.0000.00916.80
8.0.140.0000.00716.87
8.0.130.0030.00313.33
8.0.120.0040.00416.85
8.0.110.0000.00716.82
8.0.100.0070.00016.72
8.0.90.0000.00816.77
8.0.80.0030.01116.84
8.0.70.0000.00716.73
8.0.60.0000.00817.00
8.0.50.0080.00016.73
8.0.30.0110.00817.15
8.0.20.0090.01017.40
8.0.10.0000.00716.86
8.0.00.0110.00816.67
7.4.330.0000.00515.55
7.4.320.0060.00016.49
7.4.300.0060.00016.55
7.4.290.0070.00016.42
7.4.280.0050.00216.59
7.4.270.0030.00316.59
7.4.260.0050.00216.50
7.4.250.0030.00316.46
7.4.240.0040.00416.48
7.4.230.0080.00016.55
7.4.220.0000.00716.50
7.4.210.0130.00716.71
7.4.200.0070.00016.50
7.4.160.0100.00516.42
7.4.150.0120.00617.40
7.4.140.0080.00917.86
7.4.130.0100.00716.39
7.4.120.0120.00616.57
7.4.110.0030.01516.55
7.4.100.0100.01016.53
7.4.90.0080.00816.41
7.4.80.0140.00619.39
7.4.70.0100.01016.55
7.4.60.0070.01016.39
7.4.50.0030.00616.28
7.4.40.0070.01016.48
7.4.00.0060.00614.97
7.3.330.0060.00013.17
7.3.320.0000.00613.23
7.3.310.0070.00016.32
7.3.300.0050.00216.37
7.3.290.0100.00616.39
7.3.280.0110.00316.38
7.3.270.0170.00017.40
7.3.260.0100.00716.34
7.3.240.0110.00716.51
7.3.230.0100.00616.44
7.3.210.0070.01216.32
7.3.200.0110.01116.32
7.3.190.0130.00316.56
7.3.180.0090.01316.49
7.3.170.0120.00316.50
7.3.160.0060.00916.34
7.3.10.0030.01016.57
7.3.00.0120.00416.75
7.2.330.0090.00916.73
7.2.320.0030.01316.51
7.2.310.0040.01316.66
7.2.300.0080.00816.70
7.2.290.0040.01216.47
7.2.130.0060.00616.84
7.2.120.0120.00616.96
7.2.110.0090.00516.64
7.2.100.0150.00016.86
7.2.90.0030.01317.00
7.2.80.0110.00316.84
7.2.70.0090.00316.80
7.2.60.0060.00816.95
7.2.50.0120.00316.80
7.2.40.0060.00616.90
7.2.30.0030.01016.91
7.2.20.0100.00917.26
7.2.10.0080.01317.33
7.2.00.0100.01017.38
7.1.250.0060.00615.67
7.1.200.0060.00615.80
7.1.140.0110.01816.84
7.1.130.0110.01316.90
7.1.120.0120.01317.03
7.1.110.0120.01116.42
7.1.100.0170.00916.26
7.1.90.0100.00916.13
7.1.80.0070.01516.41
7.1.70.0080.00815.36
7.1.60.0250.01133.22
7.1.50.0220.01332.73
7.1.40.0250.01132.49
7.1.30.0240.01232.55
7.1.20.0960.01032.63
7.1.10.0070.00914.67
7.1.00.0070.01014.87

preferences:
57.43 ms | 401 KiB | 5 Q