3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Record implements Serializable { public $array = array(1, 2, 5, 6); public $object; public function __construct() { $this->object = new StdClass(); $this->object->property = 'wowo'; } public function serialize() { } public function unserialize() { } } $object = new Record(); var_dump(serialize($object));

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)
8.3.60.0070.01418.55
8.3.50.0120.00517.37
8.3.40.0140.00318.71
8.3.30.0090.00618.75
8.3.20.0080.00018.66
8.3.10.0030.00620.40
8.3.00.0040.00417.63
8.2.180.0000.01516.63
8.2.170.0070.01022.96
8.2.160.0140.00422.16
8.2.150.0000.00724.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0080.00019.83
8.2.110.0060.00320.71
8.2.100.0040.00817.84
8.2.90.0040.00419.05
8.2.80.0040.00417.97
8.2.70.0000.00817.34
8.2.60.0060.00317.93
8.2.50.0090.00018.10
8.2.40.0040.00419.82
8.2.30.0000.00717.91
8.2.20.0050.00317.52
8.2.10.0000.00819.33
8.2.00.0060.00317.61
8.1.280.0110.00425.92
8.1.270.0080.00024.66
8.1.260.0080.00026.35
8.1.250.0070.00028.09
8.1.240.0040.00423.96
8.1.230.0030.00717.70
8.1.220.0060.00317.79
8.1.210.0050.00318.77
8.1.200.0030.00617.35
8.1.190.0030.00617.23
8.1.180.0040.00418.10
8.1.170.0040.00418.86
8.1.160.0050.00218.79
8.1.150.0040.00418.57
8.1.140.0020.00517.39
8.1.130.0000.00717.75
8.1.120.0070.00017.39
8.1.110.0080.00017.41
8.1.100.0050.00317.39
8.1.90.0040.00417.30
8.1.80.0040.00417.40
8.1.70.0080.00017.38
8.1.60.0040.00417.45
8.1.50.0040.00417.31
8.1.40.0040.00417.43
8.1.30.0020.00517.48
8.1.20.0040.00417.62
8.1.10.0040.00417.25
8.1.00.0080.00017.34
8.0.300.0000.00718.77
8.0.290.0000.00916.75
8.0.280.0000.00718.30
8.0.270.0000.00717.11
8.0.260.0000.00616.86
8.0.250.0040.00417.00
8.0.240.0000.01016.78
8.0.230.0070.00016.92
8.0.220.0040.00416.87
8.0.210.0030.00316.90
8.0.200.0070.00016.97
8.0.190.0030.00316.92
8.0.180.0050.00216.91
8.0.170.0040.00416.92
8.0.160.0000.00716.97
8.0.150.0030.00616.79
8.0.140.0000.00716.79
8.0.130.0000.00613.29
8.0.120.0040.00416.88
8.0.110.0040.00416.77
8.0.100.0000.00716.85
8.0.90.0030.00316.93
8.0.80.0030.01316.96
8.0.70.0040.00416.77
8.0.60.0040.00416.77
8.0.50.0040.00416.91
8.0.30.0080.01116.86
8.0.20.0080.01317.09
8.0.10.0040.00416.89
8.0.00.0110.00716.67
7.4.330.0030.00312.94
7.4.320.0030.00316.40
7.4.300.0060.00016.46
7.4.290.0030.00316.52
7.4.280.0060.00316.53
7.4.270.0000.00616.38
7.4.260.0000.00713.20
7.4.250.0030.00616.48
7.4.240.0030.00316.47
7.4.230.0030.00316.61
7.4.220.0110.00416.43
7.4.210.0080.00816.53
7.4.200.0070.00016.39
7.4.190.0020.00516.49
7.4.160.0120.00916.54
7.4.150.0060.01216.41
7.4.140.0100.01016.43
7.4.130.0080.00916.35
7.4.120.0120.00716.49
7.4.110.0070.01116.64
7.4.100.0080.00916.46
7.4.90.0130.00416.44
7.4.80.0110.00716.64
7.4.70.0130.00316.30
7.4.60.0120.00916.47
7.4.50.0030.00616.40
7.4.40.0060.00816.50
7.4.30.0070.01116.45
7.4.00.0040.01114.42
7.3.330.0030.00313.03
7.3.320.0030.00313.08
7.3.310.0040.00416.18
7.3.300.0030.00316.11
7.3.290.0030.01316.29
7.3.280.0080.00816.25
7.3.270.0100.00716.34
7.3.260.0090.01016.41
7.3.250.0070.01416.21
7.3.240.0070.01316.38
7.3.230.0060.01016.36
7.3.210.0110.00716.36
7.3.200.0090.01219.39
7.3.190.0090.00916.24
7.3.180.0080.00816.24
7.3.170.0150.00616.25
7.3.160.0090.00616.44
7.3.120.0130.00314.71
7.3.10.0120.00316.63
7.3.00.0140.00516.52
7.2.330.0070.01516.42
7.2.320.0030.01316.52
7.2.310.0110.01116.39
7.2.300.0130.00716.58
7.2.290.0040.01216.60
7.2.130.0100.00916.79
7.2.120.0100.00616.82
7.2.110.0120.00516.62
7.2.100.0080.00816.47
7.2.90.0070.01216.66
7.2.80.0070.01216.65
7.2.70.0120.00416.54
7.2.60.0110.00816.51
7.2.50.0060.01116.65
7.2.40.0090.00816.56
7.2.30.0070.00916.70
7.2.20.0080.00916.76
7.2.10.0090.00716.88
7.2.00.0090.00417.50
7.1.250.0090.01115.58
7.1.240.0110.01515.73
7.1.230.0130.01315.51
7.1.220.0180.00415.47
7.1.210.0100.01015.57
7.1.200.0050.01015.59
7.1.190.0180.00015.43
7.1.180.0090.00615.18
7.1.170.0040.01615.02
7.1.160.0140.00615.59
7.1.150.0100.01415.52
7.1.140.0170.00715.70
7.1.130.0100.00715.56
7.1.120.0090.00315.70
7.1.110.0100.00715.48
7.1.100.0080.00516.87
7.1.90.0100.00715.79
7.1.80.0130.00315.43
7.1.70.0040.00916.18
7.1.60.0090.01117.47
7.1.50.0100.00816.14
7.1.40.0130.00315.54
7.1.30.0070.01115.59
7.1.20.0100.01015.69
7.1.10.0100.00615.31
7.1.00.0060.02018.91
7.0.330.0130.00415.41
7.0.320.0100.01015.22
7.0.310.0140.00315.34
7.0.300.0040.01114.79
7.0.290.0070.01115.33
7.0.280.0120.00915.46
7.0.270.0130.00314.90
7.0.260.0110.00315.41
7.0.250.0080.00415.23
7.0.240.0090.00615.41
7.0.230.0130.00315.43
7.0.220.0100.00315.41
7.0.210.0100.00715.13
7.0.200.0130.00615.86
7.0.190.0090.00615.06
7.0.180.0120.00615.11
7.0.170.0130.00515.27
7.0.160.0130.00315.28
7.0.150.0140.00315.14
7.0.140.0070.04018.54
7.0.130.0100.00315.39
7.0.120.0080.03818.76
7.0.110.0100.00615.02
7.0.100.0070.01115.21
7.0.90.0080.00915.35
7.0.80.0110.00715.46
7.0.70.0000.01215.05
7.0.60.0080.02517.66
7.0.50.0090.02716.62
7.0.40.0090.04416.65
7.0.30.0180.02616.74
7.0.20.0150.02616.88
7.0.10.0020.05216.58
7.0.00.0050.02816.61
5.6.380.0090.00513.91
5.6.370.0070.00714.38
5.6.360.0070.00714.14
5.6.350.0030.01013.78
5.6.340.0110.00414.42
5.6.330.0080.00313.61
5.6.320.0120.00314.25
5.6.310.0070.00413.76
5.6.300.0030.00913.53
5.6.290.0080.00414.11
5.6.280.0050.03917.77
5.6.270.0040.00714.09
5.6.260.0030.00914.25
5.6.250.0000.01513.74
5.6.240.0070.01014.13
5.6.230.0000.01614.08
5.6.220.0090.00314.13
5.6.210.0070.03217.25
5.6.200.0080.01815.99
5.6.190.0090.04317.33
5.6.180.0250.03417.10
5.6.170.0220.03517.36
5.6.160.0040.04117.18
5.6.150.0020.02816.23
5.6.140.0100.04316.06
5.6.130.0090.02216.20
5.6.120.0050.05017.63
5.6.110.0100.03317.52
5.6.100.0030.05317.42
5.6.90.0100.02217.47
5.6.80.0070.03017.17
5.6.70.0090.00313.87
5.6.60.0030.00813.86
5.6.50.0040.00813.95
5.6.40.0050.00513.88
5.6.30.0000.01114.07
5.6.20.0090.00014.04
5.6.10.0060.00614.15
5.6.00.0000.01014.04
5.5.380.0060.00010.86
5.5.370.0000.00810.61
5.5.360.0000.00710.71
5.5.350.0100.02515.43
5.5.340.0030.03614.39
5.5.330.0020.02415.51
5.5.320.0100.04015.44
5.5.310.0200.02715.35
5.5.300.0140.03514.45
5.5.290.0070.02214.48
5.5.280.0060.03315.95
5.5.270.0080.03415.75
5.5.260.0080.03515.98
5.5.250.0030.02315.77
5.5.240.0050.04015.43
5.5.230.0050.00010.45
5.5.220.0000.01110.75
5.5.210.0040.00810.94
5.5.200.0030.00610.64
5.5.190.0030.00910.55
5.5.180.0080.00310.66
5.5.170.0000.00710.73
5.5.160.0000.00910.86
5.5.150.0060.00310.70
5.5.140.0030.00310.48
5.5.130.0070.00310.89
5.5.120.0030.00910.97
5.5.110.0110.00010.84
5.5.100.0070.00010.95
5.5.90.0040.00411.00
5.5.80.0000.00810.70
5.5.70.0030.00810.73
5.5.60.0000.00710.70
5.5.50.0070.00010.71
5.5.40.0080.00310.85
5.5.30.0000.01010.73
5.5.20.0060.00311.03
5.5.10.0050.00511.00
5.5.00.0000.00710.91
5.4.450.0080.04515.02
5.4.440.0100.03515.11
5.4.430.0050.02215.12
5.4.420.0080.02314.99
5.4.410.0080.01814.92
5.4.400.0060.01814.88
5.4.390.0050.02514.70
5.4.380.0020.02814.77
5.4.370.0050.04014.85
5.4.360.0030.03314.97
5.4.350.0080.03215.04
5.4.340.0040.03814.89
5.4.330.0000.01010.82
5.4.320.0100.02314.69
5.4.310.0040.02414.69
5.4.300.0050.02314.79
5.4.290.0030.04114.76
5.4.280.0100.03614.90
5.4.270.0020.03014.81
5.4.260.0020.04014.80
5.4.250.0000.04014.83
5.4.240.0070.02314.95
5.4.230.0110.03714.70
5.4.220.0020.03114.83
5.4.210.0040.02814.92
5.4.200.0030.02614.92
5.4.190.0050.03314.79
5.4.180.0070.04314.79
5.4.170.0070.02514.67
5.4.160.0050.02014.86
5.4.150.0000.02614.67
5.4.140.0020.02713.53
5.4.130.0020.02013.44
5.4.120.0020.02513.43
5.4.110.0060.01813.45
5.4.100.0050.01813.46
5.4.90.0060.01713.45
5.4.80.0050.01813.60
5.4.70.0030.02213.46
5.4.60.0030.02213.38
5.4.50.0100.01513.47
5.4.40.0060.02013.57
5.4.30.0000.02313.58
5.4.20.0050.02413.47
5.4.10.0060.01813.61
5.4.00.0100.01513.24
5.3.290.0070.02512.52
5.3.280.0050.03212.43
5.3.270.0000.03012.34
5.3.260.0030.02412.51
5.3.250.0030.02112.55
5.3.240.0070.02012.37
5.3.230.0050.02012.46
5.3.220.0020.02312.31
5.3.210.0070.01812.35
5.3.200.0090.01812.39
5.3.190.0040.02012.42
5.3.180.0060.01812.52
5.3.170.0030.02012.49
5.3.160.0020.02412.46
5.3.150.0060.02012.52
5.3.140.0050.02012.50
5.3.130.0030.02212.34
5.3.120.0030.02012.49
5.3.110.0050.02012.30
5.3.100.0020.02412.10
5.3.90.0020.02012.33
5.3.80.0030.02112.12
5.3.70.0020.02012.24
5.3.60.0020.02612.06
5.3.50.0030.02111.96
5.3.40.0030.01912.15
5.3.30.0020.02912.09
5.3.20.0010.02012.02
5.3.10.0030.01811.84
5.3.00.0050.02011.80
5.2.170.0060.01510.58
5.2.160.0050.01310.64
5.2.150.0030.01710.56
5.2.140.0080.02510.53
5.2.130.0060.01810.52
5.2.120.0030.01610.50
5.2.110.0030.01510.61
5.2.100.0010.01810.54
5.2.90.0020.01510.55
5.2.80.0010.01910.53
5.2.70.0030.01510.61
5.2.60.0050.01510.54
5.2.50.0020.02310.50
5.2.40.0030.02010.48
5.2.30.0030.02510.46
5.2.20.0080.02710.42
5.2.10.0030.03310.39
5.2.00.0020.02310.37
5.1.60.0050.02510.00
5.1.50.0020.0189.96
5.1.40.0070.0269.96
5.1.30.0030.01610.17
5.1.20.0050.03010.18
5.1.10.0000.02010.09
5.1.00.0100.02010.04
5.0.50.0060.0209.28
5.0.40.0070.0209.28
5.0.30.0000.0299.28
5.0.20.0060.0209.28
5.0.10.0040.0259.28
5.0.00.0020.0259.28
4.4.90.0000.0089.28
4.4.80.0000.0109.28
4.4.70.0020.0209.28
4.4.60.0020.0189.28
4.4.50.0020.0209.28
4.4.40.0020.0189.28
4.4.30.0050.0109.28
4.4.20.0020.0109.28
4.4.10.0020.0229.28
4.4.00.0020.0299.28
4.3.110.0010.0149.28
4.3.100.0020.0209.28
4.3.90.0030.0159.28
4.3.80.0020.0289.28
4.3.70.0020.0129.28
4.3.60.0050.0089.28
4.3.50.0020.0189.28
4.3.40.0030.0279.28
4.3.30.0000.0149.28
4.3.20.0030.0089.28
4.3.10.0000.0199.28
4.3.00.0040.0129.28

preferences:
37.84 ms | 400 KiB | 5 Q