3v4l.org

run code in 300+ PHP versions simultaneously
<?php function a($n){$F='%1$'.($n-1)."s*%1\$s\n";$L='';do printf($F,$n?$L:'');while($n--&&$L.='*');} a(5);

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)
8.3.70.0160.00016.75
8.3.60.0150.00318.32
8.3.50.0120.00618.30
8.3.40.0150.00020.35
8.3.30.0090.00918.39
8.3.20.0030.00624.18
8.3.10.0080.00024.66
8.3.00.0040.00426.16
8.2.190.0070.01416.58
8.2.180.0070.00725.92
8.2.170.0110.00419.02
8.2.160.0040.01122.96
8.2.150.0030.00625.66
8.2.140.0080.00024.66
8.2.130.0040.00426.16
8.2.120.0100.00017.63
8.2.110.0110.00022.13
8.2.100.0040.00817.83
8.2.90.0040.00419.17
8.2.80.0040.00417.97
8.2.70.0030.00617.63
8.2.60.0040.00417.93
8.2.50.0030.00618.07
8.2.40.0050.00318.13
8.2.30.0070.00018.00
8.2.20.0040.00418.10
8.2.10.0070.00021.09
8.2.00.0050.00219.41
8.1.280.0080.00625.92
8.1.270.0040.00423.99
8.1.260.0060.00326.35
8.1.250.0000.00728.09
8.1.240.0030.00720.64
8.1.230.0120.00017.60
8.1.220.0060.00317.74
8.1.210.0040.00418.77
8.1.200.0060.00317.22
8.1.190.0040.00417.23
8.1.180.0040.00418.10
8.1.170.0050.00318.59
8.1.160.0040.00418.80
8.1.150.0020.00518.89
8.1.140.0000.00819.01
8.1.130.0000.00717.50
8.1.120.0050.00317.46
8.1.110.0040.00417.49
8.1.100.0000.01117.45
8.1.90.0100.00017.51
8.1.80.0000.01017.46
8.1.70.0000.00717.44
8.1.60.0070.00317.54
8.1.50.0040.00417.44
8.1.40.0040.00417.55
8.1.30.0050.00317.68
8.1.20.0070.00017.61
8.1.10.0070.00717.52
8.1.00.0030.00617.27
8.0.300.0060.00318.77
8.0.290.0030.00616.75
8.0.280.0030.00318.44
8.0.270.0000.00718.00
8.0.260.0000.00716.82
8.0.250.0000.00717.04
8.0.240.0000.00717.04
8.0.230.0000.00817.00
8.0.220.0030.00316.92
8.0.210.0000.00716.87
8.0.200.0000.00716.99
8.0.190.0070.00016.84
8.0.180.0040.00416.96
8.0.170.0110.00016.91
8.0.160.0030.00616.91
8.0.150.0040.00416.72
8.0.140.0040.00416.87
8.0.130.0030.00313.38
8.0.120.0000.00716.81
8.0.110.0030.00616.88
8.0.100.0030.00317.00
8.0.90.0030.00416.71
8.0.80.0070.00816.85
8.0.70.0090.00616.90
8.0.60.0030.01316.89
8.0.50.0060.00916.71
8.0.30.0110.00416.93
8.0.20.0060.00916.91
8.0.10.0030.01317.04
8.0.00.0100.00617.02
7.4.330.0040.00015.55
7.4.320.0030.00316.56
7.4.300.0000.00816.64
7.4.290.0070.00016.56
7.4.280.0040.00416.60
7.4.270.0000.00716.59
7.4.260.0040.00413.27
7.4.250.0040.00416.55
7.4.240.0030.00516.54
7.4.230.0040.00416.50
7.4.220.0030.00316.60
7.4.210.0100.00916.57
7.4.200.0070.00716.57
7.4.190.0000.01416.68
7.4.180.0070.00716.58
7.4.160.0140.00016.46
7.4.150.0080.00716.59
7.4.140.0140.00016.43
7.4.130.0090.00916.56
7.4.120.0030.01316.41
7.4.110.0000.01416.56
7.4.100.0040.01116.62
7.4.90.0030.01216.48
7.4.80.0130.00016.50
7.4.70.0040.01116.42
7.4.60.0090.00616.55
7.4.50.0120.00316.41
7.4.40.0060.00916.26
7.4.30.0110.00316.46
7.4.20.0070.00716.43
7.4.10.0130.00016.33
7.4.00.0100.00316.57
7.3.330.0070.00016.16
7.3.320.0030.00313.30
7.3.310.0070.00016.43
7.3.300.0080.00016.32
7.3.290.0060.00916.29
7.3.280.0040.01116.27
7.3.270.0120.00416.27
7.3.260.0080.00816.31
7.3.250.0070.01016.27
7.3.240.0080.00616.32
7.3.230.0000.01516.19
7.3.220.0080.00816.22
7.3.210.0120.00816.30
7.3.200.0120.00816.21
7.3.190.0100.01016.37
7.3.180.0090.01016.26
7.3.170.0150.00316.23
7.3.160.0090.00916.29
7.3.150.0030.01016.23
7.3.140.0040.01116.40
7.3.130.0030.01216.38
7.3.120.0100.00316.17
7.3.110.0040.01116.11
7.3.100.0080.00816.20
7.3.90.0030.01216.50
7.3.80.0100.00616.23
7.3.70.0120.00316.39
7.3.60.0030.01016.46
7.3.50.0070.00716.46
7.3.40.0080.00816.46
7.3.30.0040.01116.46
7.3.20.0050.00916.48
7.3.10.0030.01116.37
7.3.00.0060.00916.43

preferences:
42.75 ms | 401 KiB | 5 Q