3v4l.org

run code in 300+ PHP versions simultaneously
<?php class MyCountable implements Countable { public function count($mySpecialFilterArgument = null) { if($mySpecialFilterArgument === null) { // expect that we were called from count($myCountable) var_dump(0); } else { // expect that we manually called $myCountable->count($mySpecialFilterArgument) var_dump(1); } } } $myCountable = new MyCountable; $myCountable->count(1); count($myCountable); count($myCountable, COUNT_NORMAL);

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)
8.3.60.0090.00918.68
8.3.50.0090.00721.92
8.3.40.0110.00318.47
8.3.30.0070.00718.99
8.3.20.0070.00020.16
8.3.10.0040.00423.52
8.3.00.0080.00017.54
8.2.180.0070.00716.75
8.2.170.0120.00922.96
8.2.160.0070.00720.52
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0000.00720.94
8.2.110.0040.00419.45
8.2.100.0050.01019.63
8.2.90.0080.00017.75
8.2.80.0080.00018.83
8.2.70.0040.00417.50
8.2.60.0040.00418.03
8.2.50.0040.00818.07
8.2.40.0040.00418.06
8.2.30.0000.00718.11
8.2.20.0070.00017.66
8.2.10.0080.00018.04
8.2.00.0000.00817.67
8.1.280.0040.01125.92
8.1.270.0080.00023.91
8.1.260.0000.00726.35
8.1.250.0040.00428.09
8.1.240.0060.00321.43
8.1.230.0070.00317.83
8.1.220.0080.00017.74
8.1.210.0000.00818.77
8.1.200.0110.00017.35
8.1.190.0050.00317.11
8.1.180.0040.00418.10
8.1.170.0000.00918.49
8.1.160.0000.00718.84
8.1.150.0000.00718.88
8.1.140.0000.00817.40
8.1.130.0000.00717.77
8.1.120.0000.00717.36
8.1.110.0070.00017.43
8.1.100.0000.00717.49
8.1.90.0030.00317.51
8.1.80.0050.00217.35
8.1.70.0000.00817.45
8.1.60.0030.00617.48
8.1.50.0000.00917.51
8.1.40.0090.00017.50
8.1.30.0040.00417.64
8.1.20.0050.00217.63
8.1.10.0000.00817.55
8.1.00.0040.00417.52
8.0.300.0040.00418.77
8.0.290.0070.00016.75
8.0.280.0030.00318.34
8.0.270.0030.00317.26
8.0.260.0030.00317.28
8.0.250.0030.00317.00
8.0.240.0040.00417.01
8.0.230.0030.00316.83
8.0.220.0030.00316.77
8.0.210.0040.00316.78
8.0.200.0060.00016.98
8.0.190.0040.00716.89
8.0.180.0000.00716.96
8.0.170.0040.00416.88
8.0.160.0040.00416.77
8.0.150.0070.00016.79
8.0.140.0000.00716.82
8.0.130.0000.00513.30
8.0.120.0040.00416.86
8.0.110.0080.00016.82
8.0.100.0050.00316.90
8.0.90.0030.00316.94
8.0.80.0030.01616.85
8.0.70.0000.00716.81
8.0.60.0060.00316.83
8.0.50.0040.00416.87
8.0.30.0130.00717.09
8.0.20.0070.01217.40
8.0.10.0070.00016.98
8.0.00.0100.00716.82
7.4.330.0050.00015.10
7.4.320.0000.00616.53
7.4.300.0040.00416.48
7.4.290.0070.00016.57
7.4.280.0000.00716.48
7.4.270.0000.00716.60
7.4.260.0070.00016.40
7.4.250.0080.00016.49
7.4.240.0020.00516.58
7.4.230.0000.00716.43
7.4.220.0070.01016.48
7.4.210.0100.00616.60
7.4.200.0030.00316.62
7.4.160.0090.00616.65
7.4.150.0120.00617.40
7.4.140.0120.00717.86
7.4.130.0090.00816.49
7.4.120.0120.01016.44
7.4.110.0110.01116.46
7.4.100.0130.00916.61
7.4.90.0140.00316.31
7.4.80.0090.00919.39
7.4.70.0130.00316.34
7.4.60.0100.00616.23
7.4.50.0050.00016.45
7.4.40.0070.01016.39
7.4.30.0140.00316.54
7.4.00.0090.00614.88
7.3.330.0000.00613.30
7.3.320.0050.00013.25
7.3.310.0040.00416.20
7.3.300.0030.00316.16
7.3.290.0060.01016.31
7.3.280.0100.00716.29
7.3.270.0090.00917.40
7.3.260.0220.00416.62
7.3.250.0100.01016.39
7.3.240.0110.01116.56
7.3.230.0110.00716.47
7.3.210.0110.00716.47
7.3.200.0060.01519.39
7.3.190.0150.00616.33
7.3.180.0060.01016.55
7.3.170.0120.00916.30
7.3.160.0130.00316.30
7.3.120.0000.01414.63
7.2.330.0130.01016.75
7.2.320.0070.01416.79
7.2.310.0030.02016.83
7.2.300.0170.00316.76
7.2.290.0130.00316.42
7.2.110.0060.01016.48
7.2.100.0100.00716.27
7.2.90.0100.00716.70
7.2.80.0060.00916.46
7.2.70.0100.01016.91
7.2.60.0080.00816.90
7.2.50.0150.00716.71
7.2.40.0110.00416.67
7.2.30.0070.01016.66
7.2.20.0080.00416.87
7.2.10.0070.01016.91
7.2.00.0100.00716.82
7.1.230.0140.00315.77
7.1.220.0130.00715.52
7.1.210.0130.00715.71
7.1.200.0020.01215.69
7.1.190.0160.00315.56
7.1.180.0090.00315.73
7.1.170.0110.00415.90
7.1.160.0030.01015.91
7.1.150.0040.01115.74
7.1.140.0030.01015.64
7.1.130.0070.00415.71
7.1.120.0000.01315.67
7.1.110.0090.00615.43
7.1.100.0030.01016.89
7.1.90.0040.01115.48
7.1.80.0140.00715.73
7.1.70.0040.00716.30
7.1.60.0110.01017.77
7.1.50.0080.01416.42
7.1.40.0090.01215.69
7.1.30.1010.01015.67
7.1.20.0140.00615.72
7.1.10.0040.01115.41
7.1.00.0060.04119.10
7.0.310.0130.00615.37
7.0.300.0110.00815.22
7.0.290.0130.00315.25
7.0.280.0110.00815.34
7.0.270.0110.00414.94
7.0.260.0130.00715.00
7.0.250.0110.00815.44
7.0.240.0000.01315.32
7.0.230.0180.00415.44
7.0.220.0000.01615.10
7.0.210.0060.01015.09
7.0.200.0050.00515.99
7.0.190.0160.00315.34
7.0.180.0030.01315.13
7.0.170.0070.00715.36
7.0.160.0090.00315.29
7.0.150.0060.01015.23
7.0.140.0150.03218.65
7.0.130.0080.00415.23
7.0.120.0030.00915.13
7.0.110.0000.01214.96
7.0.100.0060.00915.07
7.0.90.0120.00314.66
7.0.80.0000.01515.09
7.0.70.0000.01415.05
7.0.60.0050.04717.55
7.0.50.0020.02616.58
7.0.40.0060.02816.66
7.0.30.0170.03916.59
7.0.20.0130.03116.65
7.0.10.0090.03016.59
7.0.00.0000.05016.62
5.6.380.0070.00714.15
5.6.370.0030.01013.91
5.6.360.0100.00313.99
5.6.350.0060.00914.16
5.6.340.0070.00714.30
5.6.330.0060.00614.28
5.6.320.0110.00313.93
5.6.310.0030.01014.16
5.6.300.0140.00314.08
5.6.290.0070.01014.27
5.6.280.0040.04217.49
5.6.270.0000.01413.99
5.6.260.0070.00714.30
5.6.250.0060.00613.96
5.6.240.0030.01213.66
5.6.230.0070.00714.00
5.6.220.0040.01114.41
5.6.210.0100.03017.39
5.6.200.0020.05116.28
5.6.190.0070.02717.34
5.6.180.0250.02817.32
5.6.170.0080.03717.33
5.6.160.0100.02717.43
5.6.150.0050.04716.26
5.6.140.0050.02916.15
5.6.130.0100.02916.23
5.6.120.0050.02617.72
5.6.110.0080.03517.61
5.6.100.0030.02617.60
5.6.90.0070.03717.53
5.6.80.0050.03717.20
5.6.70.0130.00313.86
5.6.60.0120.00314.38
5.6.50.0040.01114.25
5.6.40.0130.00313.96
5.6.30.0030.01314.42
5.6.20.0000.01614.45
5.6.10.0070.00414.12
5.6.00.0100.00314.20
5.5.380.0030.00911.12
5.5.370.0000.01210.94
5.5.360.0030.00710.69
5.5.350.0080.02815.76
5.5.340.0030.02814.48
5.5.330.0020.02615.65
5.5.320.0200.03415.58
5.5.310.0240.03015.77
5.5.300.0070.04214.51
5.5.290.0070.04414.41
5.5.280.0030.02816.02
5.5.270.0060.04115.80
5.5.260.0040.02415.99
5.5.250.0030.04315.78
5.5.240.0000.03615.60
5.5.230.0120.00011.04
5.5.220.0000.01210.98
5.5.210.0040.01111.18
5.5.200.0060.00611.08
5.5.190.0100.00310.90
5.5.180.0050.00810.65
5.5.170.0080.00813.96
5.5.160.0060.00611.21
5.5.150.0000.01011.20
5.5.140.0030.00811.19
5.5.130.0000.01211.22
5.5.120.0060.00610.98
5.5.110.0080.00011.13
5.5.100.0090.00010.81
5.5.90.0070.00310.80
5.5.80.0060.00611.04
5.5.70.0060.00610.98
5.5.60.0030.00910.89
5.5.50.0030.01011.01
5.5.40.0030.01011.00
5.5.30.0080.00411.21
5.5.20.0080.00411.20
5.5.10.0000.01010.98
5.5.00.0100.00011.08
5.4.450.0420.02315.36
5.4.440.0080.03515.33
5.4.430.0120.03315.09
5.4.420.0100.02815.34
5.4.410.0070.02915.00
5.4.400.0100.02814.84
5.4.390.0100.02814.80
5.4.380.0060.03114.78
5.4.370.0100.02014.93
5.4.360.0100.02014.71
5.4.350.0050.02311.50
5.4.340.0080.01811.48
5.4.330.0000.01110.84
5.4.320.0030.02111.65
5.4.310.0060.02211.67
5.4.300.0090.02211.80
5.4.290.0020.02411.75
5.4.280.0020.02411.49
5.4.270.0070.02011.65
5.4.260.0050.02011.64
5.4.250.0040.02111.54
5.4.240.0020.02411.66
5.4.230.0050.02211.67
5.4.220.0050.02111.60
5.4.210.0080.01811.79
5.4.200.0030.02511.73
5.4.190.0100.01811.67
5.4.180.0090.02011.78
5.4.170.0070.01711.70
5.4.160.0030.02111.46
5.4.150.0080.01811.53
5.4.140.0040.02211.53
5.4.130.0040.02311.51
5.4.120.0060.02011.34
5.4.110.0060.01911.34
5.4.100.0020.02311.57
5.4.90.0030.02311.47
5.4.80.0080.02111.48
5.4.70.0030.02411.58
5.4.60.0070.02711.49
5.4.50.0070.02011.56
5.4.40.0050.02911.56
5.4.30.0050.02911.59
5.4.20.0070.02611.23
5.4.10.0050.02211.53
5.4.00.0050.02110.98
5.3.290.0060.02211.77
5.3.280.0100.02111.60
5.3.270.0020.02911.68
5.3.260.0050.02711.72
5.3.250.0060.02111.68
5.3.240.0020.02511.63
5.3.230.0070.02311.52
5.3.220.0050.02211.57
5.3.210.0050.02311.58
5.3.200.0030.02311.49
5.3.190.0070.02011.46
5.3.180.0040.02311.64
5.3.170.0050.02111.52
5.3.160.0040.02411.61
5.3.150.0030.02311.53
5.3.140.0050.02111.54
5.3.130.0060.02211.66
5.3.120.0050.02311.62
5.3.110.0080.01911.60
5.3.100.0060.02211.19
5.3.90.0040.02311.31
5.3.80.0060.02411.23
5.3.70.0040.02411.22
5.3.60.0050.02111.30
5.3.50.0050.02311.10
5.3.40.0070.02011.24
5.3.30.0130.03211.13
5.3.20.0070.02111.11
5.3.10.0070.01711.01
5.3.00.0060.02110.95
5.2.170.0030.0219.36
5.2.160.0050.0189.34
5.2.150.0070.0169.30
5.2.140.0050.0159.39
5.2.130.0060.0179.34
5.2.120.0090.0209.22
5.2.110.0240.0619.38
5.2.100.0070.0229.35
5.2.90.0060.0249.33
5.2.80.0080.0249.15
5.2.70.0070.0229.27
5.2.60.0070.0209.09
5.2.50.0060.0159.13
5.2.40.0040.0179.13
5.2.30.0050.0159.23
5.2.20.0140.0499.21
5.2.10.0050.0239.01
5.2.00.0060.0158.92
5.1.60.0050.0138.41
5.1.50.0060.0148.41
5.1.40.0070.0128.40
5.1.30.0020.0158.57
5.1.20.0060.0158.59
5.1.10.0040.0158.45
5.1.00.0020.0158.45
5.0.50.0020.0137.69
5.0.40.0050.0097.62
5.0.30.0030.0207.52
5.0.20.0040.0097.50
5.0.10.0040.0097.49
5.0.00.0040.0167.49
4.4.90.0040.0096.75
4.4.80.0030.0096.74
4.4.70.0030.0096.74
4.4.60.0030.0096.74
4.4.50.0030.0106.75
4.4.40.0020.0146.72
4.4.30.0010.0106.75
4.4.20.0040.0076.79
4.4.10.0050.0076.79
4.4.00.0020.0146.74
4.3.110.0030.0116.70
4.3.100.0030.0096.70
4.3.90.0030.0096.68
4.3.80.0030.0146.65
4.3.70.0040.0076.68
4.3.60.0040.0096.68
4.3.50.0020.0136.68
4.3.40.0040.0146.63
4.3.30.0030.0096.01
4.3.20.0020.0126.00
4.3.10.0020.0115.98
4.3.00.0100.0087.92

preferences:
55.33 ms | 401 KiB | 5 Q