3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = unserialize('O:14:"BogusTestClass":0:{}'); var_dump(is_object($a)); var_dump($a instanceof __PHP_Incomplete_Class); $a = new __PHP_Incomplete_Class(); var_dump(is_object($a)); class A extends __PHP_Incomplete_Class { } $a = new A(); var_dump(is_object($a));

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)
8.3.60.0070.01416.63
8.3.50.0130.00822.06
8.3.40.0120.00318.68
8.3.30.0030.01018.79
8.3.20.0000.00720.16
8.3.10.0050.00518.61
8.3.00.0050.00319.02
8.2.180.0070.01116.50
8.2.170.0060.01122.96
8.2.160.0070.01020.29
8.2.150.0060.00324.18
8.2.140.0040.00424.66
8.2.130.0070.00026.16
8.2.120.0000.00720.97
8.2.110.0040.00421.97
8.2.100.0000.01117.46
8.2.90.0040.00419.05
8.2.80.0040.00417.97
8.2.70.0060.00317.50
8.2.60.0030.00617.68
8.2.50.0050.00318.07
8.2.40.0000.00817.97
8.2.30.0000.00819.30
8.2.20.0060.00317.53
8.2.10.0040.00418.04
8.2.00.0000.00817.47
8.1.280.0070.01425.92
8.1.270.0000.00923.96
8.1.260.0080.00026.35
8.1.250.0050.00328.09
8.1.240.0060.00323.93
8.1.230.0030.01018.95
8.1.220.0040.00417.74
8.1.210.0050.00318.77
8.1.200.0030.00717.10
8.1.190.0030.00617.10
8.1.180.0040.00418.10
8.1.170.0070.00318.53
8.1.160.0040.00421.94
8.1.150.0040.00418.66
8.1.140.0000.00717.42
8.1.130.0030.00317.79
8.1.120.0000.00717.38
8.1.110.0000.00717.24
8.1.100.0000.00717.32
8.1.90.0030.00517.32
8.1.80.0050.00317.24
8.1.70.0000.00717.22
8.1.60.0080.00417.43
8.1.50.0030.00617.44
8.1.40.0040.00417.33
8.1.30.0040.00417.49
8.1.20.0030.00617.50
8.1.10.0000.00717.27
8.1.00.0030.00617.38
8.0.300.0000.00718.77
8.0.290.0000.00916.63
8.0.280.0000.00718.29
8.0.270.0030.00317.12
8.0.260.0030.00317.02
8.0.250.0000.00716.74
8.0.240.0040.00416.84
8.0.230.0030.00316.90
8.0.220.0030.00516.66
8.0.210.0030.00316.81
8.0.200.0000.00616.87
8.0.190.0040.00416.76
8.0.180.0040.00416.81
8.0.170.0040.00416.88
8.0.160.0080.00016.69
8.0.150.0000.00716.73
8.0.140.0040.00416.80
8.0.130.0000.00613.33
8.0.120.0040.00416.75
8.0.110.0000.00916.64
8.0.100.0040.00416.63
8.0.90.0000.00716.79
8.0.80.0130.00616.73
8.0.70.0000.00816.79
8.0.60.0000.00716.71
8.0.50.0070.00016.59
8.0.30.0100.01216.90
8.0.20.0100.00917.40
8.0.10.0000.00716.82
8.0.00.0130.00916.75
7.4.330.0030.00315.07
7.4.320.0030.00316.43
7.4.300.0060.00016.42
7.4.290.0050.00316.42
7.4.280.0080.00016.48
7.4.270.0030.00316.43
7.4.260.0030.00316.46
7.4.250.0000.00816.39
7.4.240.0020.00516.48
7.4.230.0070.00016.29
7.4.220.0140.00716.64
7.4.210.0130.00716.55
7.4.200.0040.00416.60
7.4.160.0150.00316.41
7.4.150.0070.01517.40
7.4.140.0060.01117.86
7.4.130.0140.00316.39
7.4.120.0110.00616.34
7.4.110.0070.01316.39
7.4.100.0110.00716.46
7.4.90.0100.00716.50
7.4.80.0000.01719.39
7.4.70.0030.01316.29
7.4.60.0200.00316.57
7.4.50.0000.00816.36
7.4.40.0150.00316.34
7.4.30.0070.00816.38
7.4.00.0060.00614.93
7.3.330.0000.00613.20
7.3.320.0020.00313.05
7.3.310.0000.00716.13
7.3.300.0000.00616.14
7.3.290.0160.00316.23
7.3.280.0080.00916.22
7.3.270.0130.00817.40
7.3.260.0090.01116.42
7.3.250.0120.00416.50
7.3.240.0140.00316.25
7.3.230.0060.01016.48
7.3.210.0030.01416.25
7.3.200.0040.01819.39
7.3.190.0160.00016.34
7.3.180.0060.00916.39
7.3.170.0130.01016.28
7.3.160.0110.00516.38
7.2.330.0030.01316.66
7.2.320.0090.00916.57
7.2.310.0070.00716.57
7.2.300.0100.00616.56
7.2.290.0000.01716.42
7.2.110.0200.00816.46
7.2.100.0280.00316.36
7.2.90.0290.01016.78
7.2.80.0230.00316.48
7.2.70.0220.01116.90
7.2.60.0120.00316.85
7.2.50.0110.01016.75
7.2.40.0240.00316.68
7.2.30.0120.00316.82
7.2.20.0180.00716.50
7.2.10.0160.01116.76
7.2.00.0100.00718.13
7.1.230.0330.00315.76
7.1.220.0080.00815.90
7.1.210.0090.01015.61
7.1.200.0130.00715.50
7.1.190.0160.00515.59
7.1.180.0070.01515.23
7.1.170.0110.01115.66
7.1.160.0170.00715.29
7.1.150.0160.01215.43
7.1.140.0090.00415.44
7.1.130.0090.00615.46
7.1.120.0220.00515.77
7.1.110.0100.00715.60
7.1.100.0150.00016.82
7.1.90.0290.00015.64
7.1.80.0370.00315.82
7.1.70.0150.00216.44
7.1.60.0200.00417.81
7.1.50.0100.01016.40
7.1.40.0170.00315.86
7.1.30.0220.00815.96
7.1.20.0110.01415.80
7.1.10.0140.00815.69
7.1.00.0140.03818.93
7.0.310.0080.01115.14
7.0.300.0120.00315.22
7.0.290.0170.00415.48
7.0.280.0200.00915.33
7.0.270.0130.00015.35
7.0.260.0260.00915.23
7.0.250.0050.00915.36
7.0.240.0300.00415.39
7.0.230.0140.00715.42
7.0.220.0140.00715.40
7.0.210.0110.00715.30
7.0.200.0110.00316.00
7.0.190.0190.00515.44
7.0.180.0060.00715.21
7.0.170.0170.00415.31
7.0.160.0190.00615.04
7.0.150.0140.00715.29
7.0.140.0060.04318.76
7.0.130.0000.01815.29
7.0.120.0130.00615.36
7.0.110.0120.01215.45
7.0.100.0220.00615.39
7.0.90.0050.01015.44
7.0.80.0080.01115.32
7.0.70.0190.00815.07
7.0.60.0100.04317.48
7.0.50.0170.03016.72
7.0.40.0080.02316.86
7.0.30.0150.02516.64
7.0.20.0200.02516.75
7.0.10.0090.04516.77
7.0.00.0060.02316.64
5.6.380.0080.01214.51
5.6.370.0140.00714.58
5.6.360.0110.00414.33
5.6.350.0130.00314.19
5.6.340.0080.01214.32
5.6.330.0190.00514.30
5.6.320.0130.01714.25
5.6.310.0150.00514.42
5.6.300.0170.00314.70
5.6.290.0100.01013.89
5.6.280.0080.03317.55
5.6.270.0160.00214.41
5.6.260.0100.00414.28
5.6.250.0110.00514.35
5.6.240.0110.00514.19
5.6.230.0200.00514.40
5.6.220.0060.01214.37
5.6.210.0090.02317.46
5.6.200.0160.04116.22
5.6.190.0110.03617.35
5.6.180.0150.02717.58
5.6.170.0170.04317.42
5.6.160.0090.04517.37
5.6.150.0090.03816.24
5.6.140.0150.02716.21
5.6.130.0100.03616.18
5.6.120.0080.02217.58
5.6.110.0120.03717.57
5.6.100.0090.03517.54
5.6.90.0080.04117.64
5.6.80.0050.02317.24
5.6.70.0110.00514.25
5.6.60.0090.00914.16
5.6.50.0070.00713.89
5.6.40.0120.00314.07
5.6.30.0080.00814.16
5.6.20.0160.00014.22
5.6.10.0030.01114.34
5.6.00.0180.00014.29
5.5.380.0080.00312.79
5.5.370.0090.00312.79
5.5.360.0110.00012.79
5.5.350.0170.03016.56
5.5.340.0090.04215.44
5.5.330.0080.02216.55
5.5.320.0230.03416.57
5.5.310.0190.02516.58
5.5.300.0100.02015.37
5.5.290.0040.04415.42
5.5.280.0080.04416.84
5.5.270.0140.04016.77
5.5.260.0060.04616.72
5.5.250.0130.02216.79
5.5.240.0160.03416.57
5.5.230.0130.00012.79
5.5.220.0110.00012.79
5.5.210.0040.00912.79
5.5.200.0060.00912.79
5.5.190.0140.00012.79
5.5.180.0110.00412.79
5.5.170.0170.00013.88
5.5.160.0090.00312.79
5.5.150.0060.00612.79
5.5.140.0120.00012.79
5.5.130.0140.00012.79
5.5.120.0120.00012.79
5.5.110.0080.00812.79
5.5.100.0070.00712.79
5.5.90.0150.00012.79
5.5.80.0060.00912.79
5.5.70.0080.00312.79
5.5.60.0060.00612.79
5.5.50.0090.00012.79
5.5.40.0090.00312.79
5.5.30.0040.00812.79
5.5.20.0120.00312.79
5.5.10.0110.00412.79
5.5.00.0090.00312.79
5.4.450.0420.02115.98
5.4.440.0190.02516.17
5.4.430.0420.02316.05
5.4.420.0400.03416.13
5.4.410.0060.03416.08
5.4.400.0470.02815.85
5.4.390.0350.03616.00
5.4.380.0160.02815.76
5.4.370.0150.03515.79
5.4.360.0160.02615.68
5.4.350.0170.02815.79
5.4.340.0260.02815.68
5.4.330.0120.00012.79
5.4.320.0070.02412.64
5.4.310.0090.02512.64
5.4.300.0080.02312.64
5.4.290.0060.02412.64
5.4.280.0060.02512.59
5.4.270.0070.02112.59
5.4.260.0090.01912.59
5.4.250.0080.01912.59
5.4.240.0080.01912.59
5.4.230.0060.02212.59
5.4.220.0070.02012.59
5.4.210.0080.02012.59
5.4.200.0080.02112.59
5.4.190.0070.02412.58
5.4.180.0090.02312.58
5.4.170.0090.01712.59
5.4.160.0060.02312.59
5.4.150.0070.02512.59
5.4.140.0060.02312.43
5.4.130.0090.02012.42
5.4.120.0080.01812.40
5.4.110.0050.02112.40
5.4.100.0080.02112.40
5.4.90.0080.02012.40
5.4.80.0060.02612.40
5.4.70.0040.02412.40
5.4.60.0070.02012.40
5.4.50.0040.02312.40
5.4.40.0060.02212.39
5.4.30.0040.02512.39
5.4.20.0080.02412.39
5.4.10.0070.02612.39
5.4.00.0040.02312.14
5.3.290.0080.02512.79
5.3.280.0040.02812.75
5.3.270.0090.02512.76
5.3.260.0110.02212.75
5.3.250.0090.02512.75
5.3.240.0100.02312.75
5.3.230.0070.02112.75
5.3.220.0090.02412.73
5.3.210.0050.02612.73
5.3.200.0070.02012.73
5.3.190.0060.02112.73
5.3.180.0090.02112.73
5.3.170.0080.02112.73
5.3.160.0070.02112.73
5.3.150.0060.02412.73
5.3.140.0070.02412.72
5.3.130.0070.02312.72
5.3.120.0080.02512.72
5.3.110.0040.02412.72
5.3.100.0060.02112.46
5.3.90.0110.02312.44
5.3.80.0050.02212.44
5.3.70.0090.01812.44
5.3.60.0090.02012.43
5.3.50.0060.02112.40
5.3.40.0060.01912.40
5.3.30.0080.01812.38
5.3.20.0050.02112.27
5.3.10.0090.01812.27
5.3.00.0090.01912.25
5.2.170.0070.01611.00
5.2.160.0080.01811.00
5.2.150.0020.02011.00
5.2.140.0090.01411.00
5.2.130.0070.01510.98
5.2.120.0050.02110.98
5.2.110.0080.01810.99
5.2.100.0050.01810.98
5.2.90.0050.01410.98
5.2.80.0060.02110.98
5.2.70.0070.01410.98
5.2.60.0040.01910.96
5.2.50.0080.01610.94
5.2.40.0070.01610.93
5.2.30.0070.01610.92
5.2.20.0080.01810.91
5.2.10.0080.01410.86
5.2.00.0060.01910.79
5.1.60.0070.01310.44
5.1.50.0040.01510.44
5.1.40.0080.01410.43
5.1.30.0060.01610.60
5.1.20.0060.01910.61
5.1.10.0040.01610.47
5.1.00.0080.01110.47
5.0.50.0040.0149.71
5.0.40.0020.0149.64
5.0.30.0050.0189.55
5.0.20.0060.0119.53
5.0.10.0020.0139.52
5.0.00.0060.0149.52
4.4.90.0030.0138.78
4.4.80.0070.0078.77
4.4.70.0020.0098.77
4.4.60.0040.0108.77
4.4.50.0020.0098.78
4.4.40.0040.0138.75
4.4.30.0050.0098.77
4.4.20.0040.0108.82
4.4.10.0030.0118.82
4.4.00.0030.0178.77
4.3.110.0030.0108.73
4.3.100.0020.0138.73
4.3.90.0040.0118.71
4.3.80.0040.0198.69
4.3.70.0030.0088.71
4.3.60.0030.0088.71
4.3.50.0030.0108.71
4.3.40.0020.0128.66
4.3.30.0040.0098.04
4.3.20.0050.0088.02
4.3.10.0010.0128.01
4.3.00.0000.01013.69

preferences:
40.49 ms | 401 KiB | 5 Q