3v4l.org

run code in 300+ PHP versions simultaneously
<?php $width = 15; foreach (range(1, $width) as $i) { printf("%{$width}s\n", join(array_reverse(range(1, $i)))); }

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)
8.3.40.0070.00718.76
8.3.30.0100.00318.42
8.3.20.0040.00418.56
8.3.10.0080.00019.30
8.3.00.0040.00423.53
8.2.170.0090.00622.96
8.2.160.0100.00720.46
8.2.150.0050.00224.18
8.2.140.0030.00624.66
8.2.130.0040.00426.16
8.2.120.0030.00519.36
8.2.110.0000.00920.52
8.2.100.0080.00417.91
8.2.90.0060.00319.11
8.2.80.0040.00417.97
8.2.70.0040.00417.50
8.2.60.0000.00917.80
8.2.50.0040.00418.07
8.2.40.0050.00318.22
8.2.30.0000.00819.72
8.2.20.0050.00217.63
8.2.10.0000.00717.58
8.2.00.0000.00717.54
8.1.270.0040.00423.99
8.1.260.0150.00426.35
8.1.250.0070.00028.09
8.1.240.0060.00322.42
8.1.230.0080.00320.84
8.1.220.0000.00918.77
8.1.210.0040.00418.87
8.1.200.0040.00417.35
8.1.190.0030.00617.51
8.1.180.0090.00018.10
8.1.170.0050.00318.59
8.1.160.0050.00318.93
8.1.150.0000.00818.70
8.1.140.0000.00717.48
8.1.130.0030.00317.72
8.1.120.0000.00717.51
8.1.110.0000.01017.39
8.1.100.0070.00017.45
8.1.90.0040.00417.48
8.1.80.0080.00017.29
8.1.70.0000.00817.43
8.1.60.0020.00517.60
8.1.50.0000.00717.39
8.1.40.0000.00817.42
8.1.30.0000.00817.51
8.1.20.0030.00617.66
8.1.10.0030.00517.43
8.1.00.0090.00317.46
8.0.300.0000.00719.93
8.0.290.0040.00417.04
8.0.280.0070.00018.44
8.0.270.0030.00317.23
8.0.260.0030.00716.69
8.0.250.0030.00516.91
8.0.240.0040.00416.97
8.0.230.0040.00416.90
8.0.220.0030.00316.80
8.0.210.0070.00016.90
8.0.200.0030.00317.01
8.0.190.0060.00316.83
8.0.180.0040.00416.95
8.0.170.0040.00416.84
8.0.160.0080.00016.88
8.0.150.0040.00416.69
8.0.140.0030.00316.76
8.0.130.0060.00013.28
8.0.120.0000.00716.75
8.0.110.0050.00316.79
8.0.100.0070.00016.95
8.0.90.0070.00016.92
8.0.80.0030.01416.81
8.0.70.0070.00016.90
8.0.60.0000.00716.77
8.0.50.0000.00716.68
8.0.30.0160.00817.06
8.0.20.0080.01017.40
8.0.10.0000.00716.88
8.0.00.0170.01816.68
7.4.330.0050.00014.82
7.4.320.0000.00616.64
7.4.300.0030.00316.50
7.4.290.0030.00316.60
7.4.280.0000.00716.56
7.4.270.0070.00016.50
7.4.260.0000.00613.16
7.4.250.0040.00416.46
7.4.240.0030.00316.58
7.4.230.0070.00016.54
7.4.220.0140.00916.46
7.4.210.0070.00816.58
7.4.200.0000.00816.66
7.4.190.0100.00016.35
7.4.160.0100.00716.46
7.4.150.0100.00717.40
7.4.140.0130.01117.86
7.4.130.0080.00916.38
7.4.120.0120.00916.56
7.4.110.0060.01216.43
7.4.100.0120.00616.50
7.4.90.0190.00716.51
7.4.80.0110.00619.37
7.4.70.0040.01516.32
7.4.60.0060.01016.39
7.4.50.0000.00916.54
7.4.40.0110.00422.27
7.4.30.0070.01616.51
7.4.10.0120.00615.00
7.4.00.0090.00914.92
7.3.330.0050.00013.05
7.3.320.0050.00013.13
7.3.310.0000.00716.33
7.3.300.0030.00316.16
7.3.290.0070.00716.24
7.3.280.0060.01216.22
7.3.270.0140.00317.40
7.3.260.0110.00918.24
7.3.250.0140.00316.36
7.3.240.0060.01116.30
7.3.230.0030.01316.39
7.3.210.0100.01316.27
7.3.200.0060.01019.39
7.3.190.0130.00916.48
7.3.180.0060.01116.43
7.3.170.0060.01016.54
7.3.160.0030.01316.32
7.3.130.0080.00814.86
7.3.120.0080.00814.76
7.3.110.0070.01114.75
7.3.100.0080.00514.87
7.3.90.0110.00614.83
7.3.80.0070.00514.95
7.3.70.0020.01014.86
7.3.60.0100.00314.82
7.3.50.0050.00814.76
7.3.40.0070.00314.69
7.3.30.0040.00814.56
7.3.20.0080.00516.75
7.3.10.0090.00516.67
7.3.00.0030.00916.68
7.2.330.0110.00716.63
7.2.320.0150.00716.35
7.2.310.0140.01116.49
7.2.300.0070.01016.65
7.2.290.0080.00816.57
7.2.260.0070.01114.90
7.2.250.0060.01115.10
7.2.240.0030.01314.94
7.2.230.0080.00715.24
7.2.220.0070.01115.00
7.2.210.0050.01214.89
7.2.200.0060.00515.00
7.2.190.0050.01014.78
7.2.180.0050.00614.92
7.2.170.0050.01015.05
7.2.160.0030.01314.83
7.2.150.0100.00616.71
7.2.140.0070.00716.89
7.2.130.0000.01516.94
7.2.120.0030.00716.75
7.2.110.0060.00916.99
7.2.100.0030.01416.60
7.2.90.0090.00616.76
7.2.80.0000.01816.85
7.2.70.0080.00416.85
7.2.60.0090.00716.92
7.2.50.0030.00716.86
7.2.40.0000.01316.98
7.2.30.0090.00616.63
7.2.20.0030.00716.98
7.2.10.0090.00616.59
7.2.00.0030.01016.95
7.1.330.0090.00715.79
7.1.320.0060.00815.98
7.1.310.0040.01215.68
7.1.300.0030.01015.69
7.1.290.0030.00815.76
7.1.280.0040.00815.65
7.1.270.0060.00615.74
7.1.260.0080.00315.95
7.1.250.0030.01115.84
7.1.240.0060.00615.81
7.1.230.0060.00615.66
7.1.220.0040.01115.78
7.1.210.0030.00615.87
7.1.200.0060.00715.73
7.1.190.0070.00315.47
7.1.180.0070.00715.87
7.1.170.0060.00315.77
7.1.160.0000.01315.69
7.1.150.0030.01015.77
7.1.140.0030.00915.75
7.1.130.0080.00315.88
7.1.120.0030.01015.98
7.1.110.0030.00515.86
7.1.100.0000.01515.88
7.1.90.0000.01315.89
7.1.80.0030.00515.70
7.1.70.0030.00716.38
7.1.60.0080.00617.57
7.1.50.0090.01016.24
7.1.40.0040.00715.63
7.1.30.0040.01115.80
7.1.20.0000.01315.65
7.1.10.0070.00715.87
7.1.00.0020.02219.13
7.0.330.0060.00615.45
7.0.320.0150.00415.23
7.0.310.0040.00715.35
7.0.300.0040.00415.22
7.0.290.0030.00815.14
7.0.280.0070.00415.38
7.0.270.0050.00815.39
7.0.260.0000.01215.25
7.0.250.0040.00415.59
7.0.240.0060.00615.41
7.0.230.0050.00315.52
7.0.220.0030.00515.29
7.0.210.0030.00915.43
7.0.200.0040.00516.10
7.0.190.0060.00915.50
7.0.180.0060.00615.43
7.0.170.0040.00415.37
7.0.160.0050.00515.61
7.0.150.0060.00915.49
7.0.140.0050.04118.78
7.0.130.0000.01115.58
7.0.120.0100.00315.47
7.0.110.0090.02717.66
7.0.100.0100.03517.68
7.0.90.0070.04617.71
7.0.80.0050.04217.65
7.0.70.0080.04517.51
7.0.60.0070.04717.97
7.0.50.0100.04018.26
7.0.40.0080.04517.30
7.0.30.0080.04317.08
7.0.20.0080.04717.15
7.0.10.0140.03716.84
7.0.00.0110.02317.01
5.6.400.0100.00314.12
5.6.390.0050.00314.05
5.6.380.0030.01314.65
5.6.370.0070.00714.54
5.6.360.0030.00614.34
5.6.350.0080.00814.13
5.6.340.0040.01114.31
5.6.330.0040.00814.53
5.6.320.0140.00014.26
5.6.310.0070.00714.23
5.6.300.0150.00014.45
5.6.290.0040.01114.15
5.6.280.0070.03717.61
5.6.270.0090.00614.36
5.6.260.0050.04917.44
5.6.250.0070.03917.46
5.6.240.0100.04217.50
5.6.230.0050.03517.29
5.6.220.0000.05317.52
5.6.210.0050.03017.26
5.6.200.0060.04617.73
5.6.190.0070.04217.63
5.6.180.0180.03517.67
5.6.170.0060.04117.42
5.6.160.0020.04917.57
5.6.150.0110.03717.64
5.6.140.0030.04917.69
5.6.130.0020.05117.63
5.6.120.0060.04617.61
5.6.110.0070.04417.48
5.6.100.0050.04217.66
5.6.90.0020.04717.68
5.6.80.0130.03817.34
5.6.70.0080.03517.33
5.6.60.0080.04317.34
5.6.50.0050.04417.26
5.6.40.0080.04017.31
5.6.30.0080.04017.42
5.6.20.0050.04317.32
5.6.10.0060.04317.39
5.6.00.0100.04017.18
5.5.380.0030.04517.38
5.5.370.0050.04017.42
5.5.360.0050.04817.29
5.5.350.0070.04517.16
5.5.340.0080.04217.29
5.5.330.0050.03217.41
5.5.320.0020.03917.46
5.5.310.0080.04317.44
5.5.300.0100.04217.29
5.5.290.0070.04117.47
5.5.280.0110.03817.60
5.5.270.0070.02817.53
5.5.260.0080.04517.32
5.5.250.0120.03317.36
5.5.240.0100.02417.09
5.5.230.0070.03917.21
5.5.220.0050.03517.14
5.5.210.0020.04617.18
5.5.200.0050.04117.19
5.5.190.0080.04416.96
5.5.180.0070.04517.13
5.5.170.0000.01414.18
5.5.160.0090.03217.28
5.5.150.0090.02517.16
5.5.140.0050.04516.94
5.5.130.0110.03117.23
5.5.120.0050.04017.28
5.5.110.0030.02517.08
5.5.100.0070.04217.20
5.5.90.0130.01817.10
5.5.80.0040.04917.12
5.5.70.0070.04317.05
5.5.60.0100.03817.15
5.5.50.0020.04316.84
5.5.40.0030.03717.01
5.5.30.0030.04817.05
5.5.20.0050.04317.16
5.5.10.0000.03217.13
5.5.00.0090.02717.09
5.4.450.0110.03516.37
5.4.440.0020.04416.40
5.4.430.0050.04316.41
5.4.420.0070.04216.44
5.4.410.0020.04516.34
5.4.400.0070.04016.25
5.4.390.0060.04016.32
5.4.380.0030.03716.21
5.4.370.0030.04216.28
5.4.360.0030.02916.36
5.4.350.0070.03816.20
5.4.340.0030.03416.27
5.4.330.0100.00313.46
5.4.320.0020.04716.24
5.4.310.0080.04016.29
5.4.300.0030.03716.20
5.4.290.0070.02816.29
5.4.280.0050.04216.28
5.4.270.0070.03716.20
5.4.260.0050.02516.23
5.4.250.0030.04216.31
5.4.240.0080.02716.23
5.4.230.0030.03516.36
5.4.220.0030.04116.24
5.4.210.0030.04216.29
5.4.200.0120.03516.31
5.4.190.0050.04116.29
5.4.180.0100.04016.26
5.4.170.0030.03816.28
5.4.160.0090.02216.22
5.4.150.0090.03416.30
5.4.140.0070.03714.95
5.4.130.0080.03814.83
5.4.120.0030.04014.80
5.4.110.0030.04314.87
5.4.100.0030.04414.98
5.4.90.0050.03814.85
5.4.80.0030.04014.97
5.4.70.0060.02314.90
5.4.60.0030.03514.81
5.4.50.0050.03914.92
5.4.40.0040.02514.92
5.4.30.0060.04014.91
5.4.20.0020.02614.96
5.4.10.0030.03814.91
5.4.00.0060.03814.53
5.3.290.0100.04314.52
5.3.280.0030.08014.43
5.3.270.0130.07314.46
5.3.260.0030.07014.54
5.3.250.0100.07014.61
5.3.240.0070.07714.55
5.3.230.0100.07714.55
5.3.220.0030.04314.57
5.3.210.0130.06314.46
5.3.200.0130.07714.49
5.3.190.0130.07014.39
5.3.180.0070.04714.43
5.3.170.0070.08014.44
5.3.160.0070.07014.46
5.3.150.0300.03014.43
5.3.140.0100.06314.57
5.3.130.0070.05714.48
5.3.120.0170.04314.48
5.3.110.0070.06714.54
5.3.100.0130.06713.91
5.3.90.0170.06013.94
5.3.80.0000.08013.95
5.3.70.0030.08014.07
5.3.60.0130.05314.07
5.3.50.0100.07014.04
5.3.40.0100.07713.73
5.3.30.0070.07713.93
5.3.20.0070.07713.77
5.3.10.0100.06313.73
5.3.00.0070.07313.65
5.2.170.0030.03711.92
5.2.160.0030.03711.92
5.2.150.0100.05011.92
5.2.140.0000.07011.92
5.2.130.0030.06711.92
5.2.120.0030.06311.92
5.2.110.0030.06011.92
5.2.100.0030.06311.92
5.2.90.0030.05711.92
5.2.80.0070.06711.92
5.2.70.0070.05711.92
5.2.60.0100.06011.92
5.2.50.0070.06011.92
5.2.40.0070.06011.92
5.2.30.0030.06311.92
5.2.20.0000.05711.92
5.2.10.0000.04711.92
5.2.00.0070.05711.92
5.1.60.0000.05711.92
5.1.50.0030.03011.92
5.1.40.0030.05011.92
5.1.30.0070.05011.92
5.1.20.0030.04311.92
5.1.10.0070.05311.92
5.1.00.0030.05011.92
5.0.50.0070.04311.92
5.0.40.0030.04311.92
5.0.30.0000.07011.92
5.0.20.0100.03711.92
5.0.10.0070.03011.92
5.0.00.0100.06311.92
4.4.90.0000.03311.92
4.4.80.0070.03311.92
4.4.70.0070.02311.92
4.4.60.0130.02711.92
4.4.50.0000.03711.92
4.4.40.0000.05711.92
4.4.30.0030.03011.92
4.4.20.0000.02011.92
4.4.10.0030.03711.92
4.4.00.0070.05311.92
4.3.110.0030.03311.92
4.3.100.0000.03311.92
4.3.90.0000.02311.92
4.3.80.0070.04011.92
4.3.70.0070.03011.92
4.3.60.0000.03011.92
4.3.50.0100.03011.92
4.3.40.0070.03711.92
4.3.30.0030.03311.92
4.3.20.0030.03711.92
4.3.10.0000.03011.92
4.3.00.0000.03011.92

preferences:
40.06 ms | 400 KiB | 5 Q