3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo "Oo"; function testdefaults($test = "this", $i = 2){ echo $test . " " . $i; }; testdefaults(null, null);

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)
8.3.40.0070.01018.67
8.3.30.0070.00718.83
8.3.20.0000.00920.09
8.3.10.0050.00323.48
8.3.00.0060.00319.38
8.2.170.0110.01122.96
8.2.160.0060.00820.39
8.2.150.0070.00024.18
8.2.140.0080.00024.66
8.2.130.0050.00326.16
8.2.120.0100.00022.16
8.2.110.0030.00620.40
8.2.100.0120.00017.47
8.2.90.0040.00419.22
8.2.80.0000.01117.97
8.2.70.0050.00317.38
8.2.60.0060.00619.53
8.2.50.0040.00418.07
8.2.40.0000.00819.82
8.2.30.0070.00017.97
8.2.20.0040.00417.61
8.2.10.0040.00418.05
8.2.00.0060.00317.59
8.1.270.0000.00823.54
8.1.260.0000.00826.35
8.1.250.0070.00028.09
8.1.240.0040.00723.91
8.1.230.0080.00320.93
8.1.220.0040.00417.74
8.1.210.0060.00318.77
8.1.200.0040.00417.10
8.1.190.0040.00417.39
8.1.180.0030.00618.10
8.1.170.0060.00318.57
8.1.160.0000.00722.05
8.1.150.0000.01118.58
8.1.140.0040.00417.38
8.1.130.0030.00317.81
8.1.120.0030.00517.39
8.1.110.0000.00817.37
8.1.100.0000.00717.37
8.1.90.0000.00717.35
8.1.80.0030.00617.45
8.1.70.0030.00317.30
8.1.60.0040.00417.45
8.1.50.0030.00617.44
8.1.40.0050.00217.43
8.1.30.0050.00317.56
8.1.20.0040.00417.60
8.1.10.0040.00417.42
8.1.00.0000.00717.37
8.0.300.0000.00718.86
8.0.290.0000.00716.93
8.0.280.0030.00318.43
8.0.270.0030.00317.19
8.0.260.0040.00417.18
8.0.250.0030.00316.93
8.0.240.0070.00016.87
8.0.230.0000.00716.87
8.0.220.0000.00716.82
8.0.210.0000.00716.81
8.0.200.0060.00016.80
8.0.190.0070.00016.90
8.0.180.0020.00516.86
8.0.170.0030.00516.81
8.0.160.0000.00716.86
8.0.150.0000.00816.77
8.0.140.0040.00416.78
8.0.130.0060.00013.27
8.0.120.0030.00616.84
8.0.110.0000.00716.92
8.0.100.0050.00316.78
8.0.90.0000.00716.88
8.0.80.0030.01316.75
8.0.70.0030.00516.69
8.0.60.0000.00716.86
8.0.50.0040.00416.77
8.0.30.0130.00716.97
8.0.20.0090.00917.40
8.0.10.0040.00416.74
8.0.00.0090.01016.54
7.4.330.0060.00015.00
7.4.320.0030.00316.52
7.4.300.0030.00316.57
7.4.290.0000.00716.52
7.4.280.0000.00816.37
7.4.270.0040.00416.42
7.4.260.0040.00416.31
7.4.250.0000.00816.39
7.4.240.0020.00516.51
7.4.230.0000.00716.46
7.4.220.0060.01216.41
7.4.210.0070.00816.47
7.4.200.0040.00416.43
7.4.190.0070.00016.48
7.4.160.0060.00916.44
7.4.150.0080.01217.40
7.4.140.0130.01017.86
7.4.130.0090.01016.30
7.4.120.0110.00916.40
7.4.110.0040.01316.32
7.4.100.0130.00616.57
7.4.90.0100.00616.28
7.4.80.0060.01219.39
7.4.70.0030.01316.30
7.4.60.0070.01016.47
7.4.50.0030.00616.55
7.4.40.0060.01116.35
7.4.30.0040.01116.39
7.4.00.0100.00314.81
7.3.330.0030.00313.15
7.3.320.0020.00213.11
7.3.310.0040.00416.39
7.3.300.0070.00016.28
7.3.290.0040.01116.23
7.3.280.0090.00716.30
7.3.270.0100.00717.40
7.3.260.0130.00316.51
7.3.250.0100.00616.42
7.3.240.0110.00716.42
7.3.230.0100.00716.42
7.3.210.0150.00316.49
7.3.200.0060.01619.39
7.3.190.0110.01116.54
7.3.180.0000.01616.42
7.3.170.0120.00316.55
7.3.160.0110.00416.38
7.3.120.0100.00614.86
7.2.330.0030.01616.69
7.2.320.0060.01016.66
7.2.310.0070.01016.44
7.2.300.0160.00616.57
7.2.290.0090.00916.63
7.2.60.0100.00316.91
7.2.00.0090.00319.27
7.1.100.0030.01317.99
7.1.70.0000.00916.94
7.1.60.0130.00319.46
7.1.50.0000.02016.65
7.1.00.0000.08022.24
7.0.200.0000.01016.86
7.0.140.0000.07722.08
7.0.100.0170.07319.96
7.0.90.0170.05019.87
7.0.80.0100.07719.91
7.0.70.0170.07019.85
7.0.60.0070.08020.07
7.0.50.0000.05720.23
7.0.40.0100.08320.14
7.0.30.0170.07320.09
7.0.20.0100.04320.14
7.0.10.0070.08019.94
7.0.00.0130.06720.07
5.6.280.0100.06721.11
5.6.250.0130.04320.79
5.6.240.0170.07020.61
5.6.230.0000.08320.51
5.6.220.0100.06720.59
5.6.210.0170.07020.77
5.6.200.0100.08721.05
5.6.190.0100.08721.09
5.6.180.0070.08721.06
5.6.170.0170.08021.02
5.6.160.0130.06721.08
5.6.150.0130.04321.05
5.6.140.0100.07721.04
5.6.130.0030.07321.09
5.6.120.0100.07720.94
5.6.110.0130.07021.17
5.6.100.0030.07721.13
5.6.90.0200.06321.01
5.6.80.0070.07720.53
5.6.70.0070.07320.32
5.6.60.0070.06720.51
5.6.50.0170.03720.40
5.6.40.0100.07720.39
5.6.30.0100.05020.41
5.6.20.0030.07020.29
5.6.10.0070.04720.43
5.6.00.0070.07320.39
5.5.380.0070.06320.40
5.5.370.0070.07020.42
5.5.360.0100.07720.38
5.5.350.0100.07320.48
5.5.340.0100.07720.83
5.5.330.0100.08020.81
5.5.320.0070.08720.80
5.5.310.0030.05020.93
5.5.300.0100.04020.92
5.5.290.0070.08720.78
5.5.280.0170.07320.82
5.5.270.0000.09020.92
5.5.260.0170.07320.91
5.5.250.0030.08020.70
5.5.240.0030.07720.13
5.5.230.0100.08020.11
5.5.220.0100.04320.20
5.5.210.0100.05020.29
5.5.200.0100.05720.16
5.5.190.0030.08720.28
5.5.180.0130.07320.18
5.5.160.0100.07720.18
5.5.150.0130.04020.15
5.5.140.0100.08020.28
5.5.130.0170.06020.22
5.5.120.0130.04319.95
5.5.110.0100.07320.21
5.5.100.0030.07720.03
5.5.90.0100.06320.16
5.5.80.0070.07720.02
5.5.70.0130.07320.17
5.5.60.0070.04320.04
5.5.50.0200.06720.10
5.5.40.0030.07720.09
5.5.30.0030.08720.09
5.5.20.0000.06319.96
5.5.10.0100.04320.06
5.5.00.0030.08020.05
5.4.450.0070.08319.43
5.4.440.0070.05319.38
5.4.430.0130.05719.45
5.4.420.0000.08719.37
5.4.410.0170.06719.26
5.4.400.0070.06718.89
5.4.390.0000.08019.04
5.4.380.0030.08019.03
5.4.370.0070.07319.19
5.4.360.0170.07018.90
5.4.350.0070.07318.85
5.4.340.0170.06319.13
5.4.320.0130.07019.21
5.4.310.0000.05019.18
5.4.300.0070.08018.93
5.4.290.0030.07719.04
5.4.280.0070.08019.13
5.4.270.0070.07319.16
5.4.260.0000.04318.90
5.4.250.0070.06319.13
5.4.240.0200.06319.09
5.4.230.0030.05318.85
5.4.220.0100.07018.89
5.4.210.0130.07018.94
5.4.200.0100.04319.04
5.4.190.0100.07719.02
5.4.180.0230.05318.94
5.4.170.0030.07719.04
5.4.160.0070.07318.85
5.4.150.0100.07019.02
5.4.140.0070.04316.33
5.4.130.0000.07316.49
5.4.120.0100.06316.42
5.4.110.0100.05716.53
5.4.100.0070.06316.43
5.4.90.0070.06316.47
5.4.80.0200.05316.46
5.4.70.0070.07016.40
5.4.60.0070.06716.32
5.4.50.0200.05716.42
5.4.40.0100.07016.53
5.4.30.0000.07716.39
5.4.20.0100.06016.36
5.4.10.0170.06016.30
5.4.00.0100.04715.91
5.3.290.0130.06314.75
5.3.280.0130.06714.52
5.3.270.0030.07714.61
5.3.260.0030.08314.60
5.3.250.0100.06014.63
5.3.240.0000.07014.74
5.3.230.0070.07714.60
5.3.220.0030.07014.50
5.3.210.0070.08014.62
5.3.200.0170.06714.63
5.3.190.0030.07714.51
5.3.180.0100.07014.54
5.3.170.0070.07314.54
5.3.160.0030.07714.58
5.3.150.0070.06314.54
5.3.140.0030.08014.51
5.3.130.0100.04314.57
5.3.120.0000.07014.54
5.3.110.0030.04014.65
5.3.100.0000.07714.05
5.3.90.0030.07013.96
5.3.80.0030.06014.00
5.3.70.0070.04714.00
5.3.60.0070.04714.14
5.3.50.0130.06313.96
5.3.40.0100.03014.04
5.3.30.0130.03013.81
5.3.20.0000.03713.70
5.3.10.0030.04013.71
5.3.00.0000.03713.68
5.2.170.0070.04311.31
5.2.160.0000.03011.31
5.2.150.0070.02711.31
5.2.140.0030.03311.31
5.2.130.0070.02711.31
5.2.120.0000.03011.31
5.2.110.0000.03011.31
5.2.100.0030.03011.31
5.2.90.0000.03011.31
5.2.80.0000.03011.31
5.2.70.0100.02011.31
5.2.60.0000.03011.31
5.2.50.0030.02711.31
5.2.40.0130.01711.31
5.2.30.0000.03311.31
5.2.20.0070.05311.31
5.2.10.0030.02311.31
5.2.00.0030.05711.31
5.1.60.0100.02311.31
5.1.50.0000.05011.31
5.1.40.0130.02311.31
5.1.30.0000.02711.31
5.1.20.0000.03311.31
5.1.10.0000.03711.31
5.1.00.0070.02011.31
5.0.50.0000.02311.31
5.0.40.0000.02011.31
5.0.30.0000.04311.31
5.0.20.0000.02311.31
5.0.10.0030.02311.31
5.0.00.0030.03011.31
4.4.90.0000.01311.31
4.4.80.0000.01711.31
4.4.70.0030.02011.31
4.4.60.0070.01711.31
4.4.50.0030.03311.31
4.4.40.0030.03311.31
4.4.30.0000.01711.31
4.4.20.0000.02011.31
4.4.10.0000.01711.31
4.4.00.0030.02011.31
4.3.110.0000.01311.31
4.3.100.0000.02011.31
4.3.90.0030.01311.31
4.3.80.0030.03011.31
4.3.70.0000.01311.31
4.3.60.0000.01311.31
4.3.50.0000.01711.31
4.3.40.0000.02311.31
4.3.30.0000.01711.31
4.3.20.0030.01311.31
4.3.10.0000.01311.31
4.3.00.0000.01711.31

preferences:
52.93 ms | 400 KiB | 5 Q