3v4l.org

run code in 300+ PHP versions simultaneously
<?php $x = serialize(new __PHP_Incomplete_Class()); var_dump($x); var_dump(unserialize($x)); // Did I succeed?

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)
8.3.60.0060.00816.50
8.3.50.0140.00522.85
8.3.40.0110.00718.51
8.3.30.0070.00718.82
8.3.20.0050.00220.04
8.3.10.0060.00320.24
8.3.00.0000.00819.26
8.2.180.0100.00716.50
8.2.170.0110.00422.96
8.2.160.0070.00720.35
8.2.150.0000.00824.18
8.2.140.0080.00024.66
8.2.130.0040.00426.16
8.2.120.0030.00520.88
8.2.110.0090.00020.34
8.2.100.0060.00617.97
8.2.90.0050.00319.23
8.2.80.0000.00817.97
8.2.70.0000.00817.63
8.2.60.0040.00417.91
8.2.50.0050.00318.07
8.2.40.0060.00318.22
8.2.30.0040.00419.43
8.2.20.0060.00317.62
8.2.10.0000.00819.84
8.2.00.0000.00917.57
8.1.280.0150.00025.92
8.1.270.0000.00823.84
8.1.260.0040.00426.35
8.1.250.0000.00828.09
8.1.240.0060.00323.79
8.1.230.0070.00319.09
8.1.220.0030.00517.74
8.1.210.0040.00418.77
8.1.200.0040.00717.23
8.1.190.0040.00417.00
8.1.180.0030.00619.01
8.1.170.0040.00418.66
8.1.160.0000.00721.94
8.1.150.0000.00718.73
8.1.140.0000.00817.36
8.1.130.0030.00317.73
8.1.120.0030.00317.36
8.1.110.0050.00317.35
8.1.100.0000.00717.42
8.1.90.0040.00317.38
8.1.80.0000.00817.42
8.1.70.0030.00317.32
8.1.60.0080.00417.43
8.1.50.0000.00817.46
8.1.40.0050.00217.30
8.1.30.0060.00317.48
8.1.20.0000.00717.52
8.1.10.0070.00017.50
8.1.00.0000.00817.47
8.0.300.0000.00718.77
8.0.290.0080.00016.63
8.0.280.0070.00018.37
8.0.270.0000.00717.12
8.0.260.0030.00317.05
8.0.250.0040.00416.86
8.0.240.0030.00316.94
8.0.230.0000.00716.93
8.0.220.0070.00016.86
8.0.210.0080.00016.79
8.0.200.0070.00016.82
8.0.190.0000.00716.88
8.0.180.0070.00016.87
8.0.170.0000.00816.94
8.0.160.0050.00316.86
8.0.150.0000.00716.77
8.0.140.0080.00016.85
8.0.130.0000.00613.33
8.0.120.0030.00516.75
8.0.110.0000.00716.71
8.0.100.0040.00416.73
8.0.90.0050.00216.92
8.0.80.0080.00616.77
8.0.70.0000.00716.91
8.0.60.0040.00416.77
8.0.50.0000.00816.66
8.0.30.0110.01217.09
8.0.20.0160.00617.40
8.0.10.0000.00716.84
8.0.00.0080.01216.73
7.4.330.0020.00215.00
7.4.320.0000.00616.50
7.4.300.0030.00316.55
7.4.290.0030.00316.54
7.4.280.0040.00416.50
7.4.270.0030.00516.43
7.4.260.0030.00316.43
7.4.250.0040.00416.38
7.4.240.0000.00716.53
7.4.230.0000.00716.47
7.4.220.0090.00916.49
7.4.210.0090.00416.30
7.4.200.0030.00316.60
7.4.160.0070.00716.40
7.4.150.0090.00917.40
7.4.140.0080.01017.86
7.4.130.0030.01316.44
7.4.120.0050.01216.35
7.4.110.0140.00416.33
7.4.100.0090.00916.34
7.4.90.0140.00416.38
7.4.80.0160.00219.39
7.4.70.0150.00416.50
7.4.60.0000.01816.44
7.4.50.0080.00016.17
7.4.40.0060.00916.17
7.4.30.0080.00816.57
7.4.00.0030.01214.72
7.3.330.0000.00512.98
7.3.320.0020.00612.89
7.3.310.0030.00316.19
7.3.300.0000.00716.17
7.3.290.0070.00716.16
7.3.280.0080.00916.20
7.3.270.0130.00617.40
7.3.260.0080.00816.30
7.3.250.0080.01016.26
7.3.240.0140.00416.19
7.3.230.0120.00916.39
7.3.210.0100.00716.29
7.3.200.0100.00719.39
7.3.190.0060.01016.38
7.3.180.0130.00216.40
7.3.170.0040.01216.41
7.3.160.0100.00716.29
7.3.00.0000.01116.30
7.2.330.0090.00916.24
7.2.320.0060.01016.44
7.2.310.0090.01516.36
7.2.300.0000.01616.49
7.2.290.0040.01116.27
7.2.130.0030.00916.71
7.2.120.0070.00416.81
7.2.110.0160.00316.57
7.2.100.0060.00616.58
7.2.90.0080.00816.77
7.2.80.0070.00316.99
7.2.70.0040.01116.43
7.2.60.0050.00916.72
7.2.50.0100.00716.67
7.2.40.0070.00716.47
7.2.30.0040.01116.85
7.2.20.0030.01316.76
7.2.10.0040.00716.75
7.2.00.0030.00917.96
7.1.250.0080.00415.67
7.1.240.0000.01315.81
7.1.230.0110.00015.87
7.1.220.0000.01115.77
7.1.210.0030.01115.88
7.1.200.0060.00415.60
7.1.190.0070.00615.77
7.1.180.0030.00615.80
7.1.170.0030.01015.50
7.1.160.0070.00715.77
7.1.150.0080.00315.70
7.1.140.0070.01015.38
7.1.130.0090.00615.84
7.1.120.0000.01515.50
7.1.110.0070.00715.73
7.1.100.0030.00816.85
7.1.90.0060.00315.93
7.1.80.0030.01015.52
7.1.70.0040.00716.30
7.1.60.0070.01017.61
7.1.50.0110.00816.38
7.1.40.0110.00715.80
7.1.30.0030.01015.72
7.1.20.0040.00815.64
7.1.10.0030.01015.93
7.1.00.0030.04318.97
7.0.330.0070.00715.46
7.0.320.0080.00315.49
7.0.310.0070.00715.14
7.0.300.0190.00015.43
7.0.290.0000.00915.26
7.0.280.0000.01015.37
7.0.270.0080.00015.23
7.0.260.0100.00615.27
7.0.250.0060.00615.54
7.0.240.0040.00715.31
7.0.230.0060.00615.08
7.0.220.0070.00715.19
7.0.210.0070.00715.44
7.0.200.0060.00515.95
7.0.190.0060.00615.31
7.0.180.0040.00815.15
7.0.170.0030.01015.28
7.0.160.0100.00315.24
7.0.150.0030.00615.35
7.0.140.0110.03118.64
7.0.130.0100.00315.17
7.0.120.0080.00815.04
7.0.110.0040.01115.36
7.0.100.0050.03317.62
7.0.90.0030.03817.77
7.0.80.0030.04317.75
7.0.70.0120.04617.65
7.0.60.0070.03917.47
7.0.50.0050.04017.93
7.0.40.0100.04516.84
7.0.30.0080.04716.76
7.0.20.0030.02816.79
7.0.10.0140.04016.82
7.0.00.0070.04216.80
5.6.380.0070.00713.80
5.6.370.0100.00614.23
5.6.360.0090.00313.78
5.6.350.0030.00913.77
5.6.340.0030.01114.29
5.6.330.0030.01314.17
5.6.320.0060.00314.28
5.6.310.0060.00614.36
5.6.300.0040.01114.30
5.6.290.0060.00913.78
5.6.280.0060.04017.76
5.6.270.0040.01114.08
5.6.260.0070.01014.04
5.6.250.0030.04517.33
5.6.240.0100.02717.44
5.6.230.0090.04317.44
5.6.220.0130.03617.37
5.6.210.0050.02817.38
5.6.200.0070.03017.54
5.6.190.0060.04117.68
5.6.180.0050.04717.61
5.6.170.0060.04517.55
5.6.160.0070.04317.51
5.6.150.0120.04417.42
5.6.140.0020.04017.58
5.6.130.0120.03617.60
5.6.120.0080.04517.52
5.6.110.0070.03217.51
5.6.100.0120.03717.44
5.6.90.0080.04117.69
5.6.80.0090.02717.17
5.6.70.0100.04017.20
5.6.60.0020.04317.31
5.6.50.0050.02717.39
5.6.40.0090.03217.32
5.6.30.0020.04417.24
5.6.20.0080.03517.28
5.6.10.0090.03917.10
5.6.00.0160.03117.17
5.5.380.0030.04215.76
5.5.370.0030.04715.77
5.5.360.0050.03915.83
5.5.350.0090.02715.81
5.5.340.0030.02315.96
5.5.330.0040.04615.91
5.5.320.0040.04116.03
5.5.310.0030.02315.97
5.5.300.0050.04615.90
5.5.290.0080.02516.03
5.5.280.0050.04515.90
5.5.270.0000.03316.04
5.5.260.0050.04415.97
5.5.250.0000.04415.94
5.5.240.0070.03815.74
5.5.230.0100.03215.69
5.5.220.0100.03715.71
5.5.210.0070.04215.67
5.5.200.0060.04115.71
5.5.190.0070.03515.72
5.5.180.0120.02115.67
5.5.170.0070.00411.18
5.5.160.0080.03315.71
5.5.150.0090.03815.72
5.5.140.0060.03515.70
5.5.130.0120.02715.58
5.5.120.0070.02715.69
5.5.110.0030.02315.67
5.5.100.0060.04015.66
5.5.90.0100.03515.64
5.5.80.0060.03715.62
5.5.70.0050.04215.57
5.5.60.0000.04715.64
5.5.50.0020.02415.65
5.5.40.0000.02515.61
5.5.30.0020.03915.61
5.5.20.0030.03615.65
5.5.10.0080.03815.59
5.5.00.0100.03615.60
5.4.450.0070.04115.23
5.4.440.0100.04215.31
5.4.430.0100.03315.15
5.4.420.0030.02515.30
5.4.410.0080.02315.20
5.4.400.0000.03415.12
5.4.390.0060.04515.06
5.4.380.0030.02415.11
5.4.370.0120.03715.15
5.4.360.0050.03815.11
5.4.350.0060.02215.12
5.4.340.0070.04715.20
5.4.330.0030.01011.18
5.4.320.0070.04015.16
5.4.310.0070.04015.11
5.4.300.0050.04015.04
5.4.290.0070.04014.98
5.4.280.0040.02615.13
5.4.270.0090.03615.14
5.4.260.0050.04315.11
5.4.250.0060.02415.11
5.4.240.0030.02814.98
5.4.230.0030.02615.11
5.4.220.0050.03715.12
5.4.210.0050.04215.11
5.4.200.0030.03715.10
5.4.190.0070.03815.10
5.4.180.0080.02114.99
5.4.170.0090.03515.15
5.4.160.0050.02315.07
5.4.150.0070.02815.09
5.4.140.0030.02413.77
5.4.130.0050.03713.73
5.4.120.0050.02213.72
5.4.110.0020.03213.76
5.4.100.0030.04313.69
5.4.90.0050.03513.79
5.4.80.0070.03813.69
5.4.70.0120.03213.69
5.4.60.0070.03713.73
5.4.50.0030.03113.79
5.4.40.0050.04013.77
5.4.30.0020.04213.68
5.4.20.0070.03413.74
5.4.10.0020.04413.74
5.4.00.0050.02813.37
5.3.290.0070.03512.89
5.3.280.0080.03312.88
5.3.270.0050.04012.84
5.3.260.0030.03412.82
5.3.250.0020.04412.88
5.3.240.0050.03512.89
5.3.230.0050.02612.80
5.3.220.0050.03012.87
5.3.210.0070.02312.78
5.3.200.0050.02212.84
5.3.190.0090.03512.79
5.3.180.0110.03512.79
5.3.170.0080.03312.82
5.3.160.0050.02712.87
5.3.150.0060.01812.79
5.3.140.0070.02812.87
5.3.130.0080.03312.85
5.3.120.0060.02312.78
5.3.110.0030.02112.83
5.3.100.0050.03512.54
5.3.90.0050.03412.52
5.3.80.0050.03912.60
5.3.70.0070.03712.49
5.3.60.0090.03812.58
5.3.50.0050.03512.54
5.3.40.0000.02712.44
5.3.30.0070.02512.47
5.3.20.0050.03712.39
5.3.10.0060.02512.40
5.3.00.0030.03712.36
5.2.170.0060.03112.03
5.2.160.0030.03112.03
5.2.150.0060.03512.03
5.2.140.0020.03312.03
5.2.130.0040.02912.03
5.2.120.0030.02012.03
5.2.110.0030.01712.03
5.2.100.0080.02812.03
5.2.90.0030.03612.03
5.2.80.0050.03012.03
5.2.70.0010.03712.03
5.2.60.0030.03812.03
5.2.50.0030.02912.03
5.2.40.0060.01712.03
5.2.30.0050.02212.03
5.2.20.0070.03012.03
5.2.10.0060.02612.03
5.2.00.0040.01812.03
5.1.60.0030.03012.03
5.1.50.0060.02712.03
5.1.40.0040.02312.03
5.1.30.0050.02312.03
5.1.20.0020.01512.03
5.1.10.0080.02112.03
5.1.00.0050.03012.03
5.0.50.0080.02212.03
5.0.40.0040.02012.03
5.0.30.0020.03212.03
5.0.20.0040.02212.03
5.0.10.0030.02012.03
5.0.00.0050.02612.03
4.4.90.0050.01912.03
4.4.80.0000.02112.03
4.4.70.0020.02012.03
4.4.60.0050.01312.03
4.4.50.0050.01512.03
4.4.40.0020.02912.03
4.4.30.0000.02012.03
4.4.20.0020.02212.03
4.4.10.0020.00712.03
4.4.00.0020.02812.03
4.3.110.0030.01712.03
4.3.100.0000.01312.03
4.3.90.0020.01912.03
4.3.80.0020.02512.03
4.3.70.0020.01512.03
4.3.60.0020.01312.03
4.3.50.0030.00812.03
4.3.40.0020.02612.03
4.3.30.0000.02112.03
4.3.20.0020.01812.03
4.3.10.0010.01912.03
4.3.00.0020.02012.03

preferences:
44.63 ms | 401 KiB | 5 Q