3v4l.org

run code in 300+ PHP versions simultaneously
<?php class TestOb { public function has() { $myclass = get_class($this); if (serialize($this) == serialize(new $myclass)) { echo "SAME"; exit; } print_R($str); } } $d = new TestOb(); $d->derp = "test"; $d->has();

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)
8.3.40.0060.00918.82
8.3.30.0070.00718.65
8.3.20.0080.00018.77
8.3.10.0060.00320.82
8.3.00.0080.00023.48
8.2.170.0140.00022.96
8.2.160.0070.00722.13
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0050.00319.38
8.2.110.0090.00022.25
8.2.100.0040.00717.72
8.2.90.0030.00717.75
8.2.80.0000.00818.79
8.2.70.0080.00017.63
8.2.60.0080.00017.63
8.2.50.0000.00817.55
8.2.40.0070.00517.62
8.2.30.0040.00417.73
8.2.20.0000.00717.68
8.2.10.0050.00217.75
8.2.00.0080.00017.61
8.1.270.0060.00323.99
8.1.260.0070.00726.35
8.1.250.0020.00528.09
8.1.240.0060.00323.92
8.1.230.0080.00319.07
8.1.220.0030.00517.74
8.1.210.0030.00618.77
8.1.200.0030.00617.35
8.1.190.0060.00317.35
8.1.180.0000.00818.10
8.1.170.0000.00717.63
8.1.160.0040.00418.91
8.1.150.0000.00718.70
8.1.140.0030.00517.49
8.1.130.0070.00017.82
8.1.120.0000.00717.53
8.1.110.0040.00417.32
8.1.100.0000.00817.47
8.1.90.0000.00717.46
8.1.80.0040.00317.36
8.1.70.0030.00317.34
8.1.60.0040.00417.55
8.1.50.0040.00417.45
8.1.40.0040.00417.57
8.1.30.0000.00817.68
8.1.20.0000.00917.71
8.1.10.0040.00417.46
8.1.00.0090.00017.54
8.0.300.0000.00718.77
8.0.290.0040.00416.88
8.0.280.0070.00018.02
8.0.270.0000.00718.01
8.0.260.0040.00416.79
8.0.250.0080.00016.85
8.0.240.0060.00317.02
8.0.230.0030.00316.96
8.0.220.0030.00316.85
8.0.210.0060.00016.79
8.0.200.0000.00716.97
8.0.190.0030.00616.90
8.0.180.0050.00316.86
8.0.170.0070.00016.86
8.0.160.0040.00416.89
8.0.150.0020.00516.73
8.0.140.0030.00616.76
8.0.130.0030.00313.35
8.0.120.0000.00816.80
8.0.110.0040.00416.77
8.0.100.0000.00716.81
8.0.90.0050.00316.80
8.0.80.0080.00816.88
8.0.70.0070.00016.83
8.0.60.0050.00217.07
8.0.50.0030.00516.99
8.0.30.0080.01317.14
8.0.20.0160.01617.40
8.0.10.0080.00016.98
8.0.00.0100.01116.83
7.4.330.0000.00514.81
7.4.320.0000.00716.61
7.4.300.0070.00016.48
7.4.290.0030.00316.41
7.4.280.0040.00816.50
7.4.270.0050.00316.55
7.4.260.0030.00313.27
7.4.250.0040.00416.55
7.4.240.0070.00016.44
7.4.230.0050.00316.42
7.4.220.0140.00316.47
7.4.210.0090.00616.62
7.4.200.0000.00716.72
7.4.190.0020.00516.63
7.4.160.0170.00316.50
7.4.150.0090.00917.40
7.4.140.0110.00817.86
7.4.130.0080.00816.49
7.4.120.0110.00616.36
7.4.110.0150.00416.53
7.4.100.0130.00716.69
7.4.90.0200.00016.47
7.4.80.0030.01619.37
7.4.70.0030.01316.42
7.4.60.0040.01316.50
7.4.50.0040.00416.62
7.4.40.0030.01022.27
7.4.30.0150.00316.77
7.4.00.0040.01515.26
7.3.330.0050.00013.41
7.3.320.0000.00613.30
7.3.310.0000.00716.29
7.3.300.0040.00416.31
7.3.290.0060.01016.43
7.3.280.0090.00916.44
7.3.270.0130.00317.40
7.3.260.0110.01118.24
7.3.250.0080.00916.54
7.3.240.0100.00616.38
7.3.230.0060.01016.68
7.3.210.0140.01116.48
7.3.200.0030.01419.39
7.3.190.0040.01216.38
7.3.180.0040.01216.77
7.3.170.0120.00816.50
7.3.160.0060.01116.46
7.3.120.0030.01514.99
7.3.10.0080.00516.67
7.3.00.0070.00716.60
7.2.330.0040.01316.62
7.2.320.0090.01016.70
7.2.310.0100.00716.63
7.2.300.0060.01516.48
7.2.290.0130.00316.67
7.2.130.0110.00416.85
7.2.120.0050.00816.68
7.2.110.0080.00516.74
7.2.100.0050.01016.78
7.2.90.0050.01016.76
7.2.80.0080.00716.60
7.2.70.0060.00816.93
7.2.60.0060.00916.91
7.2.50.0060.00816.76
7.2.40.0060.00516.81
7.2.30.0040.00816.91
7.2.20.0100.00416.88
7.2.10.0070.00916.87
7.2.00.0020.01117.53
7.1.250.0060.00715.83
7.1.240.0060.00615.85
7.1.230.0040.00815.74
7.1.220.0100.00315.94
7.1.210.0070.01015.68
7.1.200.0070.00715.86
7.1.190.0070.00315.96
7.1.180.0100.00315.68
7.1.170.0000.01415.52
7.1.160.0040.00815.52
7.1.150.0120.00416.00
7.1.140.0100.00315.88
7.1.130.0030.01315.80
7.1.120.0090.00615.96
7.1.110.0120.00315.89
7.1.100.0060.00817.02
7.1.90.0000.01215.80
7.1.80.0060.00315.64
7.1.70.0030.01016.60
7.1.60.0050.01317.64
7.1.50.0130.00516.56
7.1.40.0060.00315.61
7.1.30.0140.00015.84
7.1.20.0040.00815.86
7.1.10.0090.00315.68
7.1.00.0080.02518.94
7.0.320.0060.00615.45
7.0.310.0080.00015.46
7.0.300.0100.00315.23
7.0.290.0000.01215.18
7.0.280.0040.01115.17
7.0.270.0000.01215.57
7.0.260.0030.00715.44
7.0.250.0100.00315.40
7.0.240.0060.00315.30
7.0.230.0030.00715.24
7.0.220.0060.00615.64
7.0.210.0060.00615.27
7.0.200.0010.00816.16
7.0.190.0030.00715.39
7.0.180.0050.00315.36
7.0.170.0030.00915.54
7.0.160.0060.00615.17
7.0.150.0030.01015.48
7.0.140.0060.03818.79
7.0.130.0100.00015.55
7.0.120.0030.00915.42
7.0.110.0000.01315.24
7.0.100.0080.00315.44
7.0.90.0110.00315.66
7.0.80.0060.00615.42
7.0.70.0030.00915.32
7.0.60.0030.04517.71
7.0.50.0030.02816.78
7.0.40.0070.03515.63
7.0.30.0030.03215.65
7.0.20.0030.04415.58
7.0.10.0070.04015.70
7.0.00.0100.03615.61
5.6.380.0030.01014.50
5.6.370.0000.01214.43
5.6.360.0000.00914.49
5.6.350.0040.01214.55
5.6.340.0060.00914.27
5.6.330.0030.01314.58
5.6.320.0080.00614.46
5.6.310.0070.00714.75
5.6.300.0040.00814.59
5.6.290.0030.00914.59
5.6.280.0050.04117.74
5.6.270.0060.00914.29
5.6.260.0040.00814.71
5.6.250.0080.00614.43
5.6.240.0060.01014.68
5.6.230.0040.01114.25
5.6.220.0100.00314.07
5.6.210.0050.03717.53
5.6.200.0080.03716.29
5.6.190.0080.02916.28
5.6.180.0070.02516.23
5.6.170.0070.04716.39
5.6.160.0050.04416.36
5.6.150.0050.04716.15
5.6.140.0060.03516.20
5.6.130.0040.02516.38
5.6.120.0080.02016.38
5.6.110.0040.02516.38
5.6.100.0040.02616.36
5.6.90.0060.02216.28
5.6.80.0030.02316.06
5.6.70.0020.02515.93
5.6.60.0030.02515.97
5.6.50.0050.02115.91
5.6.40.0050.02216.09
5.6.30.0000.02716.03
5.6.20.0050.02315.93
5.6.10.0050.02015.84
5.6.00.0040.02416.06
5.5.380.0030.00311.27
5.5.370.0040.00811.36
5.5.360.0050.00511.27
5.5.350.0020.04115.88
5.5.340.0030.02614.63
5.5.330.0030.02314.70
5.5.320.0050.04214.63
5.5.310.0090.02214.62
5.5.300.0030.02414.61
5.5.290.0040.02214.68
5.5.280.0010.02514.72
5.5.270.0040.02414.71
5.5.260.0030.02114.64
5.5.250.0040.02214.50
5.5.240.0050.02114.33
5.5.230.0020.02314.30
5.5.220.0020.03814.30
5.5.210.0030.02214.38
5.5.200.0070.02014.28
5.5.190.0020.02114.27
5.5.180.0080.02014.34
5.5.170.0060.00614.18
5.5.160.0030.02014.27
5.5.150.0030.02014.35
5.5.140.0020.02314.29
5.5.130.0040.02114.35
5.5.120.0090.01514.28
5.5.110.0030.02314.29
5.5.100.0070.02214.24
5.5.90.0090.02514.25
5.5.80.0080.03614.24
5.5.70.0070.03514.29
5.5.60.0060.03014.25
5.5.50.0110.03514.23
5.5.40.0060.02314.23
5.5.30.0030.02414.22
5.5.20.0010.02614.32
5.5.10.0030.04514.23
5.5.00.0080.03314.24
5.4.450.0030.02315.33
5.4.440.0040.02715.43
5.4.430.0030.02415.36
5.4.420.0020.02315.30
5.4.410.0040.02015.29
5.4.400.0050.01815.15
5.4.390.0040.02215.16
5.4.380.0060.02515.19
5.4.370.0070.01615.30
5.4.360.0030.01915.08
5.4.350.0060.01815.17
5.4.340.0050.02015.14
5.4.330.0040.00811.27
5.4.320.0080.01715.10
5.4.310.0050.02315.15
5.4.300.0070.01815.20
5.4.290.0050.02015.18
5.4.280.0020.02315.16
5.4.270.0060.01815.20
5.4.260.0080.01615.18
5.4.250.0070.03515.19
5.4.240.0000.02815.27
5.4.230.0060.02615.19
5.4.220.0020.04415.15
5.4.210.0100.03715.18
5.4.200.0020.03015.16
5.4.190.0020.03215.12
5.4.180.0060.02815.19
5.4.170.0080.03715.11
5.4.160.0080.02315.15
5.4.150.0040.03715.15
5.4.140.0040.02613.89
5.4.130.0020.03613.81
5.4.120.0130.01813.83
5.4.110.0030.02613.87
5.4.100.0030.02613.79
5.4.90.0020.03213.85
5.4.80.0060.03813.87
5.4.70.0100.02213.81
5.4.60.0080.03413.80
5.4.50.0060.03013.81
5.4.40.0050.03813.89
5.4.30.0100.02513.93
5.4.20.0000.03813.74
5.4.10.0060.03813.83
5.4.00.0070.02913.56
5.3.290.0000.02712.99
5.3.280.0110.03612.96
5.3.270.0050.02812.95
5.3.260.0000.03212.94
5.3.250.0050.03012.97
5.3.240.0000.02312.95
5.3.230.0050.02212.98
5.3.220.0080.03312.92
5.3.210.0020.04212.93
5.3.200.0080.04012.94
5.3.190.0030.02812.95
5.3.180.0060.02412.93
5.3.170.0100.02012.94
5.3.160.0070.02712.94
5.3.150.0080.02312.93
5.3.140.0080.03712.89
5.3.130.0050.03012.95
5.3.120.0050.03812.94
5.3.110.0100.02812.88
5.3.100.0080.03612.67
5.3.90.0050.04312.68
5.3.80.0050.03012.74
5.3.70.0030.04012.68
5.3.60.0070.03312.65
5.3.50.0080.03612.56
5.3.40.0050.03812.60
5.3.30.0050.02812.62
5.3.20.0090.03312.48
5.3.10.0080.03312.46
5.3.00.0040.03912.46
5.2.170.0050.03311.24
5.2.160.0060.02711.21
5.2.150.0000.02211.24
5.2.140.0030.03411.22
5.2.130.0010.03611.17
5.2.120.0080.03011.20
5.2.110.0000.03411.14
5.2.100.0060.02811.22
5.2.90.0060.03311.20
5.2.80.0020.03511.20
5.2.70.0080.01311.18
5.2.60.0040.03711.14
5.2.50.0070.03011.16
5.2.40.0060.01811.09
5.2.30.0000.02111.11
5.2.20.0080.03211.10
5.2.10.0040.02011.06
5.2.00.0020.02011.01
5.1.60.0040.01510.62
5.1.50.0060.02510.65
5.1.40.0030.02810.58
5.1.30.0040.02710.78
5.1.20.0050.01810.79
5.1.10.0020.03110.59
5.1.00.0020.03010.69
5.0.50.0070.0219.90
5.0.40.0050.0239.87
5.0.30.0050.0339.70
5.0.20.0030.0259.78
5.0.10.0090.0159.71
5.0.00.0020.0349.71
4.4.90.0030.0189.48
4.4.80.0030.0209.48
4.4.70.0040.0139.48
4.4.60.0040.0159.48
4.4.50.0050.0089.48
4.4.40.0030.0289.48
4.4.30.0010.0209.48
4.4.20.0030.0209.48
4.4.10.0050.0129.48
4.4.00.0030.0289.48
4.3.110.0050.0189.48
4.3.100.0010.0189.48
4.3.90.0030.0179.48
4.3.80.0030.0259.48
4.3.70.0020.0169.48
4.3.60.0040.0139.48
4.3.50.0030.0209.48
4.3.40.0050.0259.48
4.3.30.0010.0159.48
4.3.20.0020.0169.48
4.3.10.0030.0139.48
4.3.00.0030.0209.48

preferences:
55.82 ms | 400 KiB | 5 Q