3v4l.org

run code in 300+ PHP versions simultaneously
<?php class C { public $a = true; public function __sleep() { return ['a', 1]; } } $a = new C; $s = serialize($a); var_dump($s); var_dump(unserialize($s));

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)
8.3.60.0150.00418.56
8.3.50.0070.01122.77
8.3.40.0110.00418.58
8.3.30.0180.00018.89
8.3.20.0040.00420.31
8.3.10.0040.00421.78
8.3.00.0030.00517.78
8.2.180.0140.00025.92
8.2.170.0040.01518.98
8.2.160.0100.00322.96
8.2.150.0040.00425.66
8.2.140.0080.00024.66
8.2.130.0050.00326.16
8.2.120.0060.00318.84
8.2.110.0000.00919.31
8.2.100.0040.00817.85
8.2.90.0040.00419.17
8.2.80.0060.00317.97
8.2.70.0060.00317.38
8.2.60.0040.00417.91
8.2.50.0000.00818.07
8.2.40.0030.00619.76
8.2.30.0080.00018.09
8.2.20.0040.00417.68
8.2.10.0000.00717.86
8.2.00.0000.00717.51
8.1.280.0090.00925.92
8.1.270.0040.00422.19
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0090.00021.27
8.1.230.0080.00317.42
8.1.220.0050.00517.74
8.1.210.0100.00018.77
8.1.200.0030.00617.22
8.1.190.0090.00017.23
8.1.180.0030.00518.10
8.1.170.0030.00620.37
8.1.160.0050.00221.99
8.1.150.0000.00718.89
8.1.140.0050.00217.30
8.1.130.0000.00717.79
8.1.120.0070.00017.36
8.1.110.0030.00517.39
8.1.100.0040.00417.23
8.1.90.0000.00817.30
8.1.80.0040.00417.29
8.1.70.0000.00717.29
8.1.60.0040.00417.50
8.1.50.0000.00717.45
8.1.40.0030.00617.50
8.1.30.0060.00317.64
8.1.20.0070.00017.67
8.1.10.0000.00717.47
8.1.00.0100.00017.33
8.0.300.0000.00918.77
8.0.290.0000.00816.71
8.0.280.0000.00818.25
8.0.270.0000.00716.78
8.0.260.0070.00017.16
8.0.250.0030.00316.97
8.0.240.0030.00316.82
8.0.230.0050.00316.82
8.0.220.0000.00716.81
8.0.210.0000.00816.73
8.0.200.0000.00616.95
8.0.190.0070.00017.00
8.0.180.0040.00416.94
8.0.170.0030.00616.92
8.0.160.0040.00416.76
8.0.150.0030.00316.73
8.0.140.0040.00416.77
8.0.130.0030.00613.36
8.0.120.0070.00016.81
8.0.110.0000.00716.84
8.0.100.0000.00716.79
8.0.90.0030.00516.78
8.0.80.0060.01216.86
8.0.70.0040.00416.88
8.0.60.0000.00716.89
8.0.50.0020.00516.96
8.0.30.0130.00717.06
8.0.20.0120.00717.40
8.0.10.0000.00717.03
8.0.00.0100.00816.90
7.4.330.0030.00415.03
7.4.320.0070.00016.59
7.4.300.0030.00316.61
7.4.290.0000.00716.54
7.4.280.0000.00716.48
7.4.270.0030.00316.46
7.4.260.0030.00716.58
7.4.250.0000.00716.45
7.4.240.0000.00716.52
7.4.230.0030.00316.63
7.4.220.0090.00916.47
7.4.210.0090.00716.56
7.4.200.0030.00316.43
7.4.160.0130.00316.58
7.4.150.0060.01217.40
7.4.140.0180.00317.86
7.4.130.0050.01216.45
7.4.120.0110.00816.50
7.4.110.0140.00516.39
7.4.100.0120.00616.74
7.4.90.0100.00716.41
7.4.80.0040.01419.39
7.4.70.0130.00316.49
7.4.60.0030.01316.50
7.4.50.0000.00716.25
7.4.40.0120.00916.29
7.4.30.0100.00716.52
7.4.10.0100.00715.17
7.4.00.0080.00915.03
7.3.330.0030.00313.30
7.3.320.0030.00313.19
7.3.310.0030.00316.27
7.3.300.0000.00716.28
7.3.290.0040.00416.32
7.3.280.0090.00916.31
7.3.270.0110.00617.40
7.3.260.0060.01016.41
7.3.250.0070.01016.38
7.3.240.0080.00816.26
7.3.230.0130.00316.39
7.3.210.0040.01316.30
7.3.200.0150.00619.39
7.3.190.0120.00916.37
7.3.180.0120.00816.18
7.3.170.0200.00016.29
7.3.160.0130.00316.41
7.3.130.0070.01114.86
7.3.120.0030.01614.96
7.3.110.0100.01014.96
7.3.100.0040.01114.54
7.3.90.0120.00315.02
7.3.80.0090.00314.51
7.3.70.0040.01114.39
7.3.60.0070.00714.66
7.3.50.0070.01014.68
7.3.40.0060.00614.75
7.3.30.0070.00714.51
7.3.20.0070.00716.41
7.3.10.0070.00716.39
7.3.00.0040.00416.74
7.2.330.0110.00716.64
7.2.320.0100.01016.41
7.2.310.0140.00316.22
7.2.300.0090.00916.41
7.2.290.0090.01216.27
7.2.260.0060.01214.95
7.2.250.0110.00714.70
7.2.240.0070.01014.89
7.2.230.0030.01214.75
7.2.220.0100.00614.56
7.2.210.0090.00414.75
7.2.200.0030.00914.80
7.2.190.0040.00814.61
7.2.180.0000.01114.95
7.2.170.0000.00914.63
7.2.160.0080.00414.93
7.2.150.0000.01316.79
7.2.140.0030.01416.70
7.2.130.0120.00316.96
7.2.120.0030.01016.50
7.2.110.0000.00916.72
7.2.100.0060.00916.84
7.2.90.0100.00716.61
7.2.80.0040.00816.86
7.2.70.0090.00916.84
7.2.60.0070.00716.80
7.2.50.0060.00916.95
7.2.40.0070.00716.84
7.2.30.0000.00916.73
7.2.20.0120.00016.77
7.2.10.0040.00816.44
7.2.00.0060.00616.82
7.1.330.0000.01315.53
7.1.320.0090.00315.84
7.1.310.0040.01215.65
7.1.300.0090.00615.56
7.1.290.0060.00315.45
7.1.280.0110.00315.46
7.1.270.0090.00415.70
7.1.260.0030.01015.71
7.1.250.0090.00615.77
7.1.240.0000.00915.53
7.1.230.0110.00415.79
7.1.220.0100.00315.59
7.1.210.0030.01215.82
7.1.200.0050.00715.77
7.1.190.0060.00315.81
7.1.180.0060.00615.51
7.1.170.0030.00615.81
7.1.160.0030.00815.56
7.1.150.0040.01115.89
7.1.140.0090.00615.86
7.1.130.0030.00715.74
7.1.120.0060.00615.84
7.1.110.0060.00615.67
7.1.100.0060.00615.92
7.1.90.0070.00715.69
7.1.80.0060.00615.82
7.1.70.0070.00416.41
7.1.60.0050.00817.72
7.1.50.0050.01216.35
7.1.40.0090.00615.57
7.1.30.0100.00815.65
7.1.20.0060.00615.56
7.1.10.0080.00615.62
7.1.00.0050.04019.00
7.0.330.0080.00415.42
7.0.320.0130.00015.26
7.0.310.0040.00815.30
7.0.300.0140.00015.03
7.0.290.0070.00715.37
7.0.280.0030.01315.36
7.0.270.0050.00215.33
7.0.260.0070.00315.45
7.0.250.0060.00615.48
7.0.240.0070.00715.21
7.0.230.0050.00315.44
7.0.220.0090.00315.11
7.0.210.0040.00415.31
7.0.200.0030.00516.09
7.0.190.0040.01115.13
7.0.180.0040.00815.11
7.0.170.0070.00415.43
7.0.160.0080.00315.32
7.0.150.0070.00715.13
7.0.140.0030.03318.74
7.0.130.0100.00315.45
7.0.120.0000.00915.16
7.0.110.0030.00915.46
7.0.100.0100.04317.63
7.0.90.0020.03917.59
7.0.80.0140.04217.65
7.0.70.0100.04217.43
7.0.60.0070.04517.74
7.0.50.0080.03017.99
7.0.40.0080.04016.68
7.0.30.0060.04316.75
7.0.20.0080.04516.62
7.0.10.0000.04816.73
7.0.00.0130.03816.81
5.6.400.0000.01314.13
5.6.390.0070.00714.35
5.6.380.0030.01014.58
5.6.370.0040.00814.49
5.6.360.0030.00914.33
5.6.350.0030.00714.33
5.6.340.0040.01114.66
5.6.330.0040.00714.29
5.6.320.0000.01614.37
5.6.310.0060.00614.53
5.6.300.0040.00814.37
5.6.290.0000.01114.27
5.6.280.0070.03817.68
5.6.270.0070.00714.33
5.6.260.0120.00314.47
5.6.250.0050.04617.46
5.6.240.0080.04317.40
5.6.230.0050.05117.38
5.6.220.0050.04817.49
5.6.210.0070.04617.45
5.6.200.0080.04317.76
5.6.190.0150.03517.77
5.6.180.0040.02917.64
5.6.170.0070.04917.69
5.6.160.0090.03717.81
5.6.150.0150.03717.69
5.6.140.0060.03117.69
5.6.130.0050.02817.77
5.6.120.0110.03717.80
5.6.110.0050.04217.64
5.6.100.0050.02317.72
5.6.90.0080.03517.61
5.6.80.0020.02717.23
5.6.70.0050.02817.44
5.6.60.0050.02217.33
5.6.50.0110.03317.36
5.6.40.0080.04417.21
5.6.30.0090.04017.15
5.6.20.0080.04517.30
5.6.10.0060.04317.30
5.6.00.0100.04017.31
5.5.380.0080.04217.23
5.5.370.0050.02817.29
5.5.360.0050.04317.46
5.5.350.0070.04517.38
5.5.340.0070.04317.44
5.5.330.0020.04317.62
5.5.320.0010.03317.36
5.5.310.0080.04017.56
5.5.300.0060.04117.57
5.5.290.0100.04017.55
5.5.280.0060.02217.50
5.5.270.0000.04917.58
5.5.260.0060.02117.63
5.5.250.0080.04317.35
5.5.240.0100.04017.06
5.5.230.0020.04617.11
5.5.220.0070.02217.07
5.5.210.0090.04117.14
5.5.200.0080.02517.29
5.5.190.0090.04017.23
5.5.180.0090.04017.12
5.5.170.0040.00414.21
5.5.160.0140.03717.07
5.5.150.0120.03817.21
5.5.140.0050.04117.16
5.5.130.0040.04417.21
5.5.120.0090.04417.06
5.5.110.0120.02017.11
5.5.100.0080.04017.09
5.5.90.0030.03917.12
5.5.80.0050.04517.19
5.5.70.0080.04517.03
5.5.60.0050.03717.17
5.5.50.0030.04217.13
5.5.40.0090.03717.22
5.5.30.0120.03517.13
5.5.20.0080.03817.19
5.5.10.0030.04717.17
5.5.00.0070.04117.01
5.4.450.0030.02515.36
5.4.440.0070.04115.34
5.4.430.0080.04215.37
5.4.420.0020.03715.37
5.4.410.0110.01815.34
5.4.400.0070.04015.30
5.4.390.0020.02215.13
5.4.380.0030.02315.13
5.4.370.0050.02515.29
5.4.360.0090.03815.27
5.4.350.0070.02915.12
5.4.340.0080.04015.26
5.4.330.0060.00011.36
5.4.320.0000.03215.20
5.4.310.0050.04115.29
5.4.300.0030.04015.20
5.4.290.0040.04715.28
5.4.280.0080.04215.25
5.4.270.0030.04215.22
5.4.260.0120.02815.25
5.4.250.0110.03315.29
5.4.240.0050.02815.13
5.4.230.0050.03315.20
5.4.220.0060.04115.26
5.4.210.0080.04315.20
5.4.200.0110.02315.24
5.4.190.0070.03615.11
5.4.180.0070.03815.11
5.4.170.0050.03215.25
5.4.160.0080.02815.18
5.4.150.0080.04015.23
5.4.140.0070.03813.87
5.4.130.0120.02013.82
5.4.120.0080.03213.86
5.4.110.0060.03813.86
5.4.100.0000.04613.86
5.4.90.0000.03713.90
5.4.80.0050.03913.91
5.4.70.0090.03013.85
5.4.60.0070.03813.81
5.4.50.0030.02413.90
5.4.40.0030.02613.91
5.4.30.0040.04013.91
5.4.20.0070.01813.86
5.4.10.0070.02213.83
5.4.00.0070.02713.55
5.3.290.0070.06714.79
5.3.280.0030.08014.68
5.3.270.0070.07714.55
5.3.260.0100.07314.72
5.3.250.0030.07714.62
5.3.240.0070.08314.74
5.3.230.0070.06014.63
5.3.220.0200.07014.52
5.3.210.0100.04014.55
5.3.200.0070.04314.50
5.3.190.0070.07014.62
5.3.180.0070.07314.70
5.3.170.0100.06714.52
5.3.160.0100.06014.53
5.3.150.0100.04014.70
5.3.140.0070.06314.50
5.3.130.0230.06314.61
5.3.120.0000.07314.49
5.3.110.0130.06714.52
5.3.100.0100.07014.07
5.3.90.0100.07314.08
5.3.80.0130.06713.95
5.3.70.0100.05014.13
5.3.60.0000.04714.00
5.3.50.0030.04713.98
5.3.40.0030.05013.83
5.3.30.0030.03713.84
5.3.20.0030.03713.78
5.3.10.0070.03013.63
5.3.00.0030.04013.53
5.2.170.0030.03013.07
5.2.160.0070.05313.07
5.2.150.0000.03313.07
5.2.140.0100.02313.07
5.2.130.0030.02713.07
5.2.120.0070.02713.07
5.2.110.0000.03313.07
5.2.100.0000.03013.07
5.2.90.0000.03013.07
5.2.80.0030.03013.07
5.2.70.0000.03313.07
5.2.60.0070.03713.07
5.2.50.0030.02713.07
5.2.40.0000.03013.07
5.2.30.0030.03013.07
5.2.20.0000.03013.07
5.2.10.0070.03313.07
5.2.00.0030.02313.07
5.1.60.0030.04713.07
5.1.50.0000.02313.07
5.1.40.0000.04313.07
5.1.30.0070.02013.07
5.1.20.0130.05313.07
5.1.10.0070.04013.07
5.1.00.0000.02713.07
5.0.50.0030.02013.07
5.0.40.0030.03013.07
5.0.30.0030.02713.07
5.0.20.0000.02013.07
5.0.10.0000.02013.07
5.0.00.0030.02713.07
4.4.90.0030.01313.07
4.4.80.0000.01713.07
4.4.70.0000.01713.07
4.4.60.0000.01313.07
4.4.50.0070.03313.07
4.4.40.0000.04313.07
4.4.30.0070.03013.07
4.4.20.0000.03713.07
4.4.10.0000.01713.07
4.4.00.0000.02713.07
4.3.110.0030.03313.07
4.3.100.0000.01713.07
4.3.90.0000.02313.07
4.3.80.0000.04713.07
4.3.70.0030.01713.07
4.3.60.0000.03013.07
4.3.50.0000.01313.07
4.3.40.0000.02313.07
4.3.30.0000.02013.07
4.3.20.0030.01313.07
4.3.10.0000.02013.07
4.3.00.0070.01013.07

preferences:
87.57 ms | 401 KiB | 5 Q