3v4l.org

run code in 300+ PHP versions simultaneously
<?php class B { function connect($a = null, $b = null) { } } class A extends B { function connect($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)
8.3.60.0160.00618.68
8.3.50.0140.00718.17
8.3.40.0120.00318.70
8.3.30.0000.01418.59
8.3.20.0080.00020.38
8.3.10.0090.00020.53
8.3.00.0040.00421.82
8.2.180.0110.00716.38
8.2.170.0120.00622.96
8.2.160.0130.00322.09
8.2.150.0070.00024.18
8.2.140.0000.00824.66
8.2.130.0000.00721.00
8.2.120.0050.00326.35
8.2.110.0060.00321.10
8.2.100.0060.00617.68
8.2.90.0000.00817.66
8.2.80.0000.00718.09
8.2.70.0000.00917.38
8.2.60.0040.00417.80
8.2.50.0000.00818.09
8.2.40.0020.00520.38
8.2.30.0040.00419.22
8.2.20.0040.00417.60
8.2.10.0000.00817.93
8.2.00.0040.00417.90
8.1.280.0140.00325.92
8.1.270.0110.00722.06
8.1.260.0090.00028.09
8.1.250.0040.00428.09
8.1.240.0050.00523.83
8.1.230.0070.00420.97
8.1.220.0030.00517.74
8.1.210.0000.00818.77
8.1.200.0030.00617.09
8.1.190.0030.00517.23
8.1.180.0000.00918.10
8.1.170.0040.00418.49
8.1.160.0000.00720.68
8.1.150.0000.00718.68
8.1.140.0030.00619.43
8.1.130.0030.00317.54
8.1.120.0040.00417.27
8.1.110.0000.00717.35
8.1.100.0040.00417.32
8.1.90.0000.00717.31
8.1.80.0050.00217.34
8.1.70.0030.00317.35
8.1.60.0000.00817.43
8.1.50.0050.00517.29
8.1.40.0080.00017.27
8.1.30.0030.00517.50
8.1.20.0050.00217.38
8.1.10.0040.00417.40
8.1.00.0040.00417.34
8.0.300.0040.00419.91
8.0.290.0070.00016.63
8.0.280.0040.00418.32
8.0.270.0000.00717.18
8.0.260.0060.00317.03
8.0.250.0030.00316.93
8.0.240.0040.00416.95
8.0.230.0000.00716.76
8.0.220.0040.00416.72
8.0.210.0000.00716.82
8.0.200.0030.00316.90
8.0.190.0000.00716.85
8.0.180.0040.00416.85
8.0.170.0000.00816.85
8.0.160.0040.00416.87
8.0.150.0000.00716.77
8.0.140.0070.00316.63
8.0.130.0060.00013.33
8.0.120.0030.00516.68
8.0.110.0050.00216.65
8.0.100.0000.00716.86
8.0.90.0000.00716.71
8.0.80.0110.00416.71
8.0.70.0030.00516.68
8.0.60.0040.00416.79
8.0.50.0040.00416.82
8.0.30.0090.00717.03
8.0.20.0150.00317.40
8.0.10.0000.00716.96
8.0.00.0120.00616.65
7.4.330.0000.00516.79
7.4.320.0030.00316.39
7.4.300.0030.00316.38
7.4.290.0030.00616.46
7.4.280.0000.00716.37
7.4.270.0070.00016.49
7.4.260.0000.00816.37
7.4.250.0000.00716.26
7.4.240.0000.00716.48
7.4.230.0070.00016.13
7.4.220.0110.00716.41
7.4.210.0100.00416.43
7.4.200.0000.00816.48
7.4.160.0120.00416.24
7.4.150.0130.00417.40
7.4.140.0120.00917.86
7.4.130.0080.00816.49
7.4.120.0100.00616.28
7.4.110.0090.00916.41
7.4.100.0050.01216.27
7.4.90.0110.00616.30
7.4.80.0140.00919.39
7.4.70.0110.00516.36
7.4.60.0070.01316.34
7.4.50.0120.00616.13
7.4.40.0130.00316.45
7.4.30.0090.00616.44
7.4.10.0100.00714.62
7.4.00.0070.00814.90
7.3.330.0050.00013.23
7.3.320.0030.00213.10
7.3.310.0000.00716.13
7.3.300.0040.00416.24
7.3.290.0100.00416.18
7.3.280.0100.00916.23
7.3.270.0130.00717.40
7.3.260.0220.00316.25
7.3.250.0120.00816.32
7.3.240.0120.00716.21
7.3.230.0100.01016.39
7.3.210.0130.00416.36
7.3.200.0060.01016.16
7.3.190.0060.00916.42
7.3.180.0050.01116.18
7.3.170.0060.01216.16
7.3.160.0140.00616.36
7.3.130.0060.01214.37
7.3.120.0000.01814.66
7.3.110.0040.00714.46
7.3.100.0110.00314.31
7.3.90.0070.00714.57
7.3.80.0070.00714.77
7.3.70.0040.01114.77
7.3.60.0130.00314.49
7.3.50.0090.00614.65
7.3.40.0030.00614.62
7.3.30.0070.00714.64
7.3.20.0090.00616.58
7.3.10.0100.00616.49
7.3.00.0080.00816.46
7.2.330.0150.00816.23
7.2.320.0090.01316.31
7.2.310.0000.01716.26
7.2.300.0110.00916.46
7.2.290.0060.00916.19
7.2.260.0070.01014.95
7.2.250.0130.00314.94
7.2.240.0000.01415.00
7.2.230.0110.00714.88
7.2.220.0040.00714.92
7.2.210.0030.01314.76
7.2.200.0030.00714.75
7.2.190.0060.00814.92
7.2.180.0100.00614.77
7.2.170.0090.00914.84
7.2.160.0130.00314.69
7.2.150.0090.00616.28
7.2.140.0040.01416.51
7.2.130.0000.01316.75
7.2.120.0070.00716.89
7.2.110.0000.01416.51
7.2.100.0070.00715.55
7.2.90.0670.00515.52
7.2.80.1040.01015.56
7.2.70.0160.00815.68
7.2.60.0460.01016.16
7.2.50.0110.01015.82
7.2.40.1340.00915.82
7.2.30.0560.01115.63
7.2.20.0540.01015.55
7.2.10.0060.01115.76
7.2.00.0870.00916.86
7.1.330.0030.01115.71
7.1.320.0060.00915.50
7.1.310.0030.01015.45
7.1.300.0050.00815.70
7.1.290.0040.01115.54
7.1.280.0100.00015.68
7.1.270.0040.01115.54
7.1.260.0090.00615.36
7.1.250.0030.00615.30
7.1.240.0040.01115.55
7.1.230.0060.00315.50
7.1.220.1100.00514.33
7.1.210.1280.00314.44
7.1.200.0200.00814.97
7.1.190.1090.01114.57
7.1.180.0290.00914.43
7.1.170.1000.00914.63
7.1.160.1180.00814.67
7.1.150.0080.00814.66
7.1.140.0150.01014.63
7.1.130.0390.00814.57
7.1.120.0570.00714.54
7.1.110.0350.00714.61
7.1.100.1210.00515.78
7.1.90.0560.00714.55
7.1.80.0050.00914.37
7.1.70.0170.00815.42
7.1.60.0240.01222.08
7.1.50.0170.01021.34
7.1.40.0210.01123.66
7.1.30.0290.01123.58
7.1.20.0260.01023.61
7.1.10.0660.00514.71
7.1.00.0080.03117.19
7.0.330.0050.00815.07
7.0.320.0030.00615.13
7.0.310.1090.00814.29
7.0.300.0080.00814.46
7.0.290.0420.00514.22
7.0.280.0080.00814.29
7.0.270.0490.01014.07
7.0.260.0540.00614.22
7.0.250.1380.01014.23
7.0.240.1830.01014.35
7.0.230.0460.00914.25
7.0.220.0300.01114.19
7.0.210.0020.01314.17
7.0.200.0170.01114.25
7.0.190.0050.01014.18
7.0.180.0230.00314.28
7.0.170.0180.00914.30
7.0.160.0330.00714.22
7.0.150.0910.00514.27
7.0.140.0060.00814.30
7.0.130.0810.00914.13
7.0.120.0400.01014.35
7.0.110.0550.00714.29
7.0.100.0500.00714.17
7.0.90.0780.00814.25
7.0.80.0170.02516.19
7.0.70.0330.02616.04
7.0.60.0320.02516.18
7.0.50.0900.02816.21
7.0.40.0120.01515.56
7.0.30.0300.02315.55
7.0.20.0090.02915.51
7.0.10.0090.03415.53
7.0.00.0720.02215.62
5.6.400.0060.00614.25
5.6.390.0030.00614.22
5.6.380.0120.00514.19
5.6.370.0030.00814.00
5.6.360.0050.00714.26
5.6.350.0060.00814.08
5.6.340.0070.00814.07
5.6.330.0110.00314.16
5.6.320.0090.00614.07
5.6.310.0060.01014.10
5.6.300.0080.00713.89
5.6.290.0060.00814.06
5.6.280.0030.01916.37
5.6.270.0050.00914.28
5.6.260.0100.00314.12
5.6.250.0010.01313.97
5.6.240.0030.01114.00
5.6.230.0030.03616.23
5.6.220.0080.02216.17
5.6.210.0060.02916.27
5.6.200.0100.03116.49
5.6.190.0050.01816.37
5.6.180.0090.02616.29
5.6.170.0070.03216.33
5.6.160.0060.02916.44
5.6.150.0090.02916.38
5.6.140.0120.02616.42
5.6.130.0060.03316.37
5.6.120.0110.02216.38
5.6.110.0080.02216.39
5.6.100.0090.01816.42
5.6.90.0090.02516.45
5.6.80.0080.03316.01
5.6.70.0050.02116.26
5.6.60.0010.03216.10
5.6.50.0070.03216.24
5.6.40.0030.03416.09
5.6.30.0050.02416.17
5.6.20.0080.02716.11
5.6.10.0100.03016.06
5.6.00.0080.03216.14
5.5.380.0070.00612.47
5.5.370.0050.03214.96
5.5.360.0100.02815.13
5.5.350.0070.02815.11
5.5.340.0070.02515.09
5.5.330.0100.02915.15
5.5.320.0070.03015.38
5.5.310.0040.02115.02
5.5.300.0040.03515.11
5.5.290.0030.03115.24
5.5.280.0050.02515.32
5.5.270.0070.02415.36
5.5.260.0060.03315.24
5.5.250.0050.03014.97
5.5.240.0080.02714.99
5.5.230.0060.03215.02
5.5.220.0080.02915.01
5.5.210.0080.02714.91
5.5.200.0050.02714.88
5.5.190.0060.02615.09
5.5.180.0050.03114.89
5.5.170.0030.01213.96
5.5.160.0040.02914.81
5.5.150.0110.02814.92
5.5.140.0060.02114.99
5.5.130.0040.03014.98
5.5.120.0070.02614.99
5.5.110.0060.02514.82
5.5.100.0070.01914.93
5.5.90.0030.03014.96
5.5.80.0080.02614.96
5.5.70.0010.02814.94
5.5.60.0110.02714.88
5.5.50.0060.02914.83
5.5.40.0050.03114.92
5.5.30.0060.03114.93
5.5.20.0050.03215.00
5.5.10.0040.03114.89
5.5.00.0040.03114.95

preferences:
53.05 ms | 401 KiB | 5 Q