3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a= new stdClass(); $a->class_name = 'stdClass'; $b = new $a->class_name(); var_dump($b);

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)
8.3.40.0070.00718.59
8.3.30.0110.00418.75
8.3.20.0000.00818.65
8.3.10.0030.00520.38
8.3.00.0120.00319.38
8.2.170.0120.00922.96
8.2.160.0030.01021.11
8.2.150.0050.00324.18
8.2.140.0000.00724.66
8.2.130.0060.00326.16
8.2.120.0040.00419.36
8.2.110.0070.00321.03
8.2.100.0060.00617.67
8.2.90.0060.00320.82
8.2.80.0040.00418.04
8.2.70.0060.00317.50
8.2.60.0040.00417.91
8.2.50.0040.00418.07
8.2.40.0040.00418.22
8.2.30.0090.00017.84
8.2.20.0040.00417.59
8.2.10.0000.00717.48
8.2.00.0040.00417.50
8.1.270.0070.00024.66
8.1.260.0080.00026.35
8.1.250.0040.00428.09
8.1.240.0090.00322.16
8.1.230.0070.00321.04
8.1.220.0040.00417.74
8.1.210.0000.00918.77
8.1.200.0060.00317.13
8.1.190.0040.00417.39
8.1.180.0030.00618.10
8.1.170.0070.00018.70
8.1.160.0050.00218.80
8.1.150.0000.00818.45
8.1.140.0040.00417.41
8.1.130.0000.00817.82
8.1.120.0040.00417.29
8.1.110.0030.00517.44
8.1.100.0000.00717.28
8.1.90.0070.00017.28
8.1.80.0000.00717.27
8.1.70.0070.00017.34
8.1.60.0040.00417.52
8.1.50.0030.00517.45
8.1.40.0050.00317.50
8.1.30.0040.00417.49
8.1.20.0040.00417.64
8.1.10.0000.00817.54
8.1.00.0020.00517.35
8.0.300.0000.00719.93
8.0.290.0030.00516.63
8.0.280.0030.00618.31
8.0.270.0040.00417.06
8.0.260.0000.00816.70
8.0.250.0040.00416.75
8.0.240.0000.00816.91
8.0.230.0050.00316.75
8.0.220.0000.00716.77
8.0.210.0000.00716.79
8.0.200.0030.00316.92
8.0.190.0000.00816.87
8.0.180.0080.00016.77
8.0.170.0090.00016.73
8.0.160.0020.00516.81
8.0.150.0000.00816.71
8.0.140.0020.00516.81
8.0.130.0000.00513.29
8.0.120.0050.00316.76
8.0.110.0000.00716.68
8.0.100.0070.00016.82
8.0.90.0000.00816.89
8.0.80.0140.00716.74
8.0.70.0030.00516.77
8.0.60.0000.00816.85
8.0.50.0070.00016.83
8.0.30.0100.01017.02
8.0.20.0120.00717.04
8.0.10.0000.00716.79
8.0.00.0110.00816.58
7.4.330.0020.00212.90
7.4.320.0000.01016.36
7.4.300.0030.00616.35
7.4.290.0050.00316.53
7.4.280.0040.00416.29
7.4.270.0040.00416.42
7.4.260.0050.00013.21
7.4.250.0040.00416.32
7.4.240.0020.00516.29
7.4.230.0030.00316.41
7.4.220.0120.01616.28
7.4.210.0070.00816.57
7.4.200.0040.00216.59
7.4.190.0030.00316.58
7.4.160.0070.00716.44
7.4.150.0070.01016.43
7.4.140.0100.01016.42
7.4.130.0140.00316.47
7.4.120.0110.00816.31
7.4.110.0100.00716.40
7.4.100.0030.01416.43
7.4.90.0050.01416.49
7.4.80.0040.01216.52
7.4.70.0140.00316.51
7.4.60.0050.01916.43
7.4.50.0000.00716.44
7.4.40.0080.00316.27
7.4.30.0120.00616.47
7.4.10.0040.01514.77
7.4.00.0110.00614.73
7.3.330.0000.00713.13
7.3.320.0060.00012.89
7.3.310.0000.00716.12
7.3.300.0030.00316.18
7.3.290.0000.01516.18
7.3.280.0100.00716.18
7.3.270.0120.00616.34
7.3.260.0150.00716.27
7.3.250.0100.01016.52
7.3.240.0070.01316.48
7.3.230.0150.00316.28
7.3.210.0100.00616.38
7.3.200.0120.00919.39
7.3.190.0150.00616.46
7.3.180.0070.00716.19
7.3.170.0030.01316.40
7.3.160.0090.00616.39
7.3.130.0040.01114.71
7.3.120.0090.00714.92
7.3.110.0060.01214.76
7.3.100.0040.01114.59
7.3.90.0030.00614.83
7.3.80.0030.00614.64
7.3.70.0070.00414.80
7.3.60.0100.00714.79
7.3.50.0080.00414.84
7.3.40.0110.00014.70
7.3.30.0080.00414.55
7.3.20.0080.00316.63
7.3.10.0030.00716.17
7.3.00.0060.00916.57
7.2.330.0120.00616.80
7.2.320.0090.00916.40
7.2.310.0100.01616.77
7.2.300.0070.01016.49
7.2.290.0060.01516.66
7.2.260.0000.02115.03
7.2.250.0090.00914.96
7.2.240.0060.00614.98
7.2.230.0040.01115.02
7.2.220.0040.01115.13
7.2.210.0100.00314.92
7.2.200.0090.00014.88
7.2.190.0130.00314.98
7.2.180.0060.01014.86
7.2.170.0070.00714.73
7.2.160.0070.00314.99
7.2.150.0070.00416.95
7.2.140.0070.00716.96
7.2.130.0100.00316.95
7.2.120.0040.01116.64
7.2.110.0110.00516.59
7.2.100.0080.00816.61
7.2.90.0090.00616.78
7.2.80.0070.00716.72
7.2.70.0110.00616.95
7.2.60.0060.00716.89
7.2.50.0320.00816.90
7.2.40.0110.00616.98
7.2.30.0090.00716.76
7.2.20.0080.00816.99
7.2.10.0120.00616.93
7.2.00.0080.00617.49
7.1.330.0030.00915.73
7.1.320.0060.00915.90
7.1.310.0030.00915.54
7.1.300.0040.01115.79
7.1.290.0050.00515.76
7.1.280.0000.01415.82
7.1.270.0060.00915.62
7.1.260.0040.01115.66
7.1.250.0040.00415.52
7.1.240.0060.01015.37
7.1.230.0080.00415.80
7.1.220.0070.00715.73
7.1.210.0950.01015.75
7.1.200.0090.00915.46
7.1.190.0140.00015.51
7.1.180.0050.00615.79
7.1.170.0340.00615.85
7.1.160.0130.00415.75
7.1.150.0050.01015.72
7.1.140.0170.00815.68
7.1.130.0070.00915.73
7.1.120.0020.01315.70
7.1.110.0070.00615.74
7.1.100.0070.00416.47
7.1.90.0040.01215.71
7.1.80.0050.01015.68
7.1.70.0060.00816.11
7.1.60.0100.00916.91
7.1.50.0090.01016.09
7.1.40.0100.00615.79
7.1.30.0050.01015.56
7.1.20.0070.00815.54
7.1.10.0060.00615.70
7.1.00.0090.01317.93
7.0.330.0090.00015.30
7.0.320.0040.00715.12
7.0.310.0030.01215.28
7.0.300.0080.00515.13
7.0.290.0090.00615.13
7.0.280.0050.00915.22
7.0.270.0210.01015.25
7.0.260.0160.01015.08
7.0.250.0110.00315.27
7.0.240.0150.00515.51
7.0.230.0160.00815.41
7.0.220.0070.00615.38
7.0.210.0080.00315.34
7.0.200.0060.00515.77
7.0.190.0090.00515.24
7.0.180.0050.00915.22
7.0.170.0060.01015.43
7.0.160.0130.00515.22
7.0.150.0090.00415.21
7.0.140.0070.03417.55
7.0.130.0060.00715.48
7.0.120.0090.02717.59
7.0.110.0070.01115.22
7.0.100.0080.00415.37
7.0.90.0030.00815.38
7.0.80.0080.00615.32
7.0.70.0070.00615.28
7.0.60.0080.03216.87
7.0.50.0100.01816.12
7.0.40.0020.03815.54
7.0.30.0150.01615.52
7.0.20.0150.02915.56
7.0.10.0080.02815.57
7.0.00.0100.01715.71
5.6.400.0060.00914.38
5.6.390.0100.00314.30
5.6.380.0130.00414.31
5.6.370.0090.00514.00
5.6.360.0100.00914.24
5.6.350.0080.00414.36
5.6.340.0040.00814.14
5.6.330.0070.00714.42
5.6.320.0070.00514.29
5.6.310.0080.00614.34
5.6.300.0040.00914.46
5.6.290.0050.01014.35
5.6.280.0070.02716.51
5.6.270.0040.00814.34
5.6.260.0110.00514.26
5.6.250.0080.00814.28
5.6.240.0090.00614.44
5.6.230.0070.00814.20
5.6.220.0080.00714.34
5.6.210.0110.02316.39
5.6.200.0060.02915.57
5.6.190.0080.01916.28
5.6.180.0140.03016.34
5.6.170.0100.02116.31
5.6.160.0130.02616.28
5.6.150.0060.01715.59
5.6.140.0070.01615.45
5.6.130.0090.03015.63
5.6.120.0110.02816.58
5.6.110.0060.01716.46
5.6.100.0040.03416.57
5.6.90.0110.01716.42
5.6.80.0070.03216.32
5.6.70.0050.00914.15
5.6.60.0040.01114.24
5.6.50.0100.00414.14
5.6.40.0090.00814.19
5.6.30.0090.00614.02
5.6.20.0060.00714.29
5.6.10.0060.01014.16
5.6.00.0090.00614.23
5.5.380.0070.00413.45
5.5.370.0070.00713.51
5.5.360.0040.01013.44
5.5.350.0070.03015.74
5.5.340.0060.03314.93
5.5.330.0100.01515.76
5.5.320.0090.03115.75
5.5.310.0130.01815.65
5.5.300.0060.03015.00
5.5.290.0100.01914.97
5.5.280.0090.02915.88
5.5.270.0090.01615.88
5.5.260.0070.03015.83
5.5.250.0030.02015.71
5.5.240.0130.02915.70
5.5.230.0080.00613.50
5.5.220.0050.00813.43
5.5.210.0050.01013.58
5.5.200.0040.00713.50
5.5.190.0070.00613.34
5.5.180.0060.00513.41
5.5.170.0060.00814.02
5.5.160.0060.00913.38
5.5.150.0090.00513.33
5.5.140.0070.00313.54
5.5.130.0100.00313.54
5.5.120.0080.00513.48
5.5.110.0090.00713.53
5.5.100.0080.00813.48
5.5.90.0070.00813.60
5.5.80.0080.00613.33
5.5.70.0060.00813.58
5.5.60.0060.00913.40
5.5.50.0070.00613.41
5.5.40.0080.00613.36
5.5.30.0120.00313.28
5.5.20.0060.00713.42
5.5.10.0090.00813.51
5.5.00.0030.01113.43
5.4.450.0060.01314.34
5.4.440.0040.01914.30
5.4.430.0050.02014.31
5.4.420.0050.01714.19
5.4.410.0030.01814.27
5.4.400.0080.01614.25
5.4.390.0080.01914.05
5.4.380.0070.02814.15
5.4.370.0050.02114.04
5.4.360.0070.01914.05
5.4.350.0080.02814.15
5.4.340.0070.03014.18
5.4.330.0030.00711.65
5.4.320.0070.02014.12
5.4.310.0060.01914.21
5.4.300.0060.02214.04
5.4.290.0030.02714.25
5.4.280.0090.01514.18
5.4.270.0070.02914.10
5.4.260.0090.01914.20
5.4.250.0070.01714.16
5.4.240.0070.03114.21
5.4.230.0060.02814.24
5.4.220.0080.03014.13
5.4.210.0080.02014.38
5.4.200.0070.02714.22
5.4.190.0080.02914.19
5.4.180.0060.01914.22
5.4.170.0060.01814.23
5.4.160.0090.02614.32
5.4.150.0080.02814.11
5.4.140.0040.03013.33
5.4.130.0050.02413.26
5.4.120.0060.02513.28
5.4.110.0050.02013.21
5.4.100.0080.02613.35
5.4.90.0100.02513.37
5.4.80.0080.02513.33
5.4.70.0100.02613.35
5.4.60.0040.03013.39
5.4.50.0080.02513.33
5.4.40.0040.02113.31
5.4.30.0070.01413.38
5.4.20.0070.02313.40
5.4.10.0130.01913.38
5.4.00.0060.02913.15
5.3.290.0040.02412.65
5.3.280.0050.02112.64
5.3.270.0090.02412.69
5.3.260.0030.03212.63
5.3.250.0090.02712.62
5.3.240.0060.02912.54
5.3.230.0050.02112.63
5.3.220.0090.02312.53
5.3.210.0050.02012.42
5.3.200.0040.03112.52
5.3.190.0090.02612.54
5.3.180.0050.01812.54
5.3.170.0060.03012.58
5.3.160.0060.02812.59
5.3.150.0080.02012.52
5.3.140.0040.02312.58
5.3.130.0100.01212.46
5.3.120.0040.02012.55
5.3.110.0060.01912.54
5.3.100.0070.01912.38
5.3.90.0040.03012.44
5.3.80.0080.01612.34
5.3.70.0030.03012.38
5.3.60.0060.01612.36
5.3.50.0070.01912.25
5.3.40.0060.03012.31
5.3.30.0060.02612.32
5.3.20.0000.02412.23
5.3.10.0050.02312.17
5.3.00.0050.01912.12
5.2.170.0040.01811.92
5.2.160.0030.03311.94
5.2.150.0070.01511.91
5.2.140.0090.03011.95
5.2.130.0050.03111.94
5.2.120.0080.02811.87
5.2.110.0030.03511.86
5.2.100.0070.03211.91
5.2.90.0110.02711.93
5.2.80.0100.03011.91
5.2.70.0030.03411.87
5.2.60.0070.02711.84
5.2.50.0070.02511.86
5.2.40.0080.01311.84
5.2.30.0000.02111.82
5.2.20.0020.03011.86
5.2.10.0070.02411.75
5.2.00.0060.02111.77
5.1.60.0030.01311.38
5.1.50.0110.01311.39
5.1.40.0080.02311.30
5.1.30.0030.01911.64
5.1.20.0040.01811.59
5.1.10.0040.03011.42
5.1.00.0060.01311.43
5.0.50.0040.01410.71
5.0.40.0050.01710.71
5.0.30.0020.02210.71
5.0.20.0050.01510.71
5.0.10.0020.02810.71
5.0.00.0070.02210.71
4.4.90.0000.02010.71
4.4.80.0020.02210.71
4.4.70.0030.01710.71
4.4.60.0020.01910.71
4.4.50.0080.01510.71
4.4.40.0030.02910.71
4.4.30.0040.01710.71
4.4.20.0020.01910.71
4.4.10.0020.02010.71
4.4.00.0060.02610.71
4.3.110.0030.01210.71
4.3.100.0020.02010.71
4.3.90.0030.01110.71
4.3.80.0030.01710.71
4.3.70.0020.02210.71
4.3.60.0030.01810.71
4.3.50.0000.01010.71
4.3.40.0030.01310.71
4.3.30.0030.01110.71
4.3.20.0000.02210.71
4.3.10.0000.02110.71
4.3.00.0020.02010.71

preferences:
46.59 ms | 400 KiB | 5 Q