3v4l.org

run code in 300+ PHP versions simultaneously
<?php $max = 32767; $n = 20; $step = intval($max/$n); for ($i=0; $i<=$n; $i++) { echo base64_encode(pack('N', $i*$step)) . "\n"; }

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)
8.3.60.0150.00616.49
8.3.50.0100.00822.91
8.3.40.0040.01118.70
8.3.30.0110.00418.89
8.3.20.0070.00020.29
8.3.10.0040.00421.73
8.3.00.0040.00417.63
8.2.180.0080.00816.63
8.2.170.0140.00022.96
8.2.160.0110.00320.44
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0080.00026.16
8.2.120.0050.00320.89
8.2.110.0070.00319.39
8.2.100.0060.00617.63
8.2.90.0080.00019.07
8.2.80.0000.00917.97
8.2.70.0080.00017.50
8.2.60.0050.00317.93
8.2.50.0060.00318.10
8.2.40.0030.00618.22
8.2.30.0050.00218.06
8.2.20.0040.00417.59
8.2.10.0000.00818.17
8.2.00.0000.00817.63
8.1.280.0070.01025.92
8.1.270.0040.00423.97
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0060.00321.24
8.1.230.0110.00017.77
8.1.220.0050.00317.74
8.1.210.0000.00818.77
8.1.200.0060.00317.36
8.1.190.0040.00417.23
8.1.180.0040.00418.10
8.1.170.0040.00418.46
8.1.160.0040.00421.93
8.1.150.0000.00818.81
8.1.140.0000.00717.41
8.1.130.0000.00717.76
8.1.120.0000.00817.45
8.1.110.0040.00417.49
8.1.100.0030.00317.45
8.1.90.0070.00017.47
8.1.80.0070.00017.36
8.1.70.0040.00417.40
8.1.60.0060.00617.46
8.1.50.0030.00617.41
8.1.40.0030.00617.54
8.1.30.0050.00317.62
8.1.20.0000.00717.67
8.1.10.0060.00317.43
8.1.00.0000.00817.34
8.0.300.0040.00418.77
8.0.290.0080.00016.75
8.0.280.0040.00418.55
8.0.270.0070.00317.28
8.0.260.0000.00618.50
8.0.250.0070.00016.84
8.0.240.0030.00316.91
8.0.230.0070.00016.92
8.0.220.0000.00716.90
8.0.210.0030.00516.81
8.0.200.0000.00816.84
8.0.190.0070.00016.88
8.0.180.0080.00016.93
8.0.170.0030.00516.84
8.0.160.0040.00416.85
8.0.150.0040.00416.82
8.0.140.0000.00716.73
8.0.130.0060.00013.22
8.0.120.0050.00216.83
8.0.110.0000.00716.82
8.0.100.0070.00016.93
8.0.90.0000.00716.85
8.0.80.0130.00416.80
8.0.70.0080.00016.73
8.0.60.0000.00716.66
8.0.50.0000.00716.68
8.0.30.0100.00816.88
8.0.20.0100.00917.40
8.0.10.0070.00017.02
8.0.00.0070.01216.67
7.4.330.0050.00015.00
7.4.320.0000.00616.50
7.4.300.0000.00716.48
7.4.290.0000.00716.56
7.4.280.0040.00416.63
7.4.270.0000.00716.64
7.4.260.0000.00716.50
7.4.250.0070.00016.57
7.4.240.0050.00316.51
7.4.230.0000.00716.63
7.4.220.0090.00916.62
7.4.210.0030.01216.66
7.4.200.0070.00016.36
7.4.160.0080.01516.51
7.4.150.0090.00917.40
7.4.140.0090.01117.86
7.4.130.0090.00816.54
7.4.120.0090.00916.46
7.4.110.0110.00816.40
7.4.100.0080.01216.63
7.4.90.0030.01316.47
7.4.80.0040.01319.39
7.4.70.0080.00816.41
7.4.60.0070.01016.53
7.4.50.0020.00216.50
7.4.40.0070.01416.78
7.4.30.0150.00016.43
7.4.00.0120.00314.69
7.3.330.0030.00313.21
7.3.320.0000.00513.25
7.3.310.0030.00316.16
7.3.300.0000.00616.34
7.3.290.0040.01116.36
7.3.280.0070.01016.35
7.3.270.0040.01417.40
7.3.260.0080.00816.41
7.3.250.0110.00616.52
7.3.240.0080.00816.45
7.3.230.0090.00916.39
7.3.210.0130.00816.38
7.3.200.0060.01519.39
7.3.190.0080.00816.37
7.3.180.0000.01616.52
7.3.170.0100.00616.37
7.3.160.0100.00616.21
7.3.10.0060.00616.33
7.3.00.0030.01016.67
7.2.330.0050.01116.62
7.2.320.0100.00716.46
7.2.310.0070.01016.69
7.2.300.0070.01016.62
7.2.290.0130.00316.71
7.2.130.0130.00016.79
7.2.120.0030.00917.01
7.2.110.0100.00716.93
7.2.100.0000.01617.05
7.2.90.0080.00816.74
7.2.80.0100.00717.16
7.2.70.0060.00916.80
7.2.60.0070.00716.80
7.2.50.0060.00916.96
7.2.40.0120.00316.93
7.2.30.0030.01216.97
7.2.20.0000.01417.12
7.2.10.0060.01016.89
7.2.00.0100.00316.71
7.1.250.0060.00616.06
7.1.200.0070.00715.95
7.1.70.0000.01016.84
7.1.60.0130.01019.40
7.1.50.0100.01317.11
7.1.00.0030.07722.36
7.0.200.0030.00616.63
7.0.140.0070.07021.93
7.0.60.0130.08019.90
7.0.50.0100.05317.80
7.0.40.0000.04720.05
7.0.30.0270.03020.01
7.0.20.0330.07720.33
7.0.10.0170.04720.17
7.0.00.0030.04320.22
5.6.280.0000.07720.78
5.6.210.0170.07020.54
5.6.200.0070.05318.24
5.6.190.0200.06720.67
5.6.180.0370.06720.68
5.6.170.0300.07320.49
5.6.160.0070.08320.52
5.6.150.0070.08318.13
5.6.140.0100.06018.19
5.6.130.0100.07318.07
5.6.120.0200.07721.01
5.6.110.0070.08720.96
5.6.100.0070.08720.98
5.6.90.0070.07720.97
5.6.80.0070.08020.40
5.5.350.0070.08720.28
5.5.340.0130.07017.91
5.5.330.0070.08320.21
5.5.320.0270.08320.34
5.5.310.0300.07720.17
5.5.300.0070.04317.91
5.5.290.0100.07018.03
5.5.280.0070.03720.87
5.5.270.0100.08320.66
5.5.260.0170.07720.96
5.5.250.0070.08020.54
5.5.240.0070.06020.25
5.4.450.2500.04019.37
5.4.440.2870.05019.41
5.4.430.0630.06019.58
5.4.420.0130.07019.41
5.4.410.0030.05019.11
5.4.400.1030.06019.25
5.4.390.2570.03719.24
5.4.380.2800.02718.89
5.4.370.2500.03718.90
5.4.360.2730.03719.08
5.4.350.2830.03719.22
5.4.340.2470.04019.12
5.4.320.2330.04019.24
5.4.310.2330.04019.08
5.4.300.2230.04019.15
5.4.290.2430.03719.21
5.4.280.2370.04319.16
5.4.270.2870.04319.08
5.4.260.2570.03719.08
5.4.250.2700.04018.94
5.4.240.2730.04319.09
5.4.230.2530.04019.09
5.4.220.2630.03719.05
5.4.210.2200.04719.07
5.4.200.2470.03719.13
5.4.190.2370.03719.07
5.4.180.2230.04019.11
5.4.170.2230.03718.90
5.4.160.2430.04019.14
5.4.150.2370.04319.07
5.4.140.2570.04016.26
5.4.130.1100.03716.43
5.4.120.0100.06316.51
5.4.110.0030.03716.39
5.4.100.1600.03316.21
5.4.90.2670.03016.38
5.4.80.2370.02316.21
5.4.70.2470.03716.46
5.4.60.2230.03716.28
5.4.50.2300.02716.43
5.4.40.2270.03316.15
5.4.30.2500.03316.45
5.4.20.2430.03316.18
5.4.10.2400.03716.41
5.4.00.2400.04015.89
5.3.290.2430.04014.68
5.3.280.2700.03314.45
5.3.270.2730.03314.55
5.3.260.3000.04314.55
5.3.250.3070.03314.62
5.3.240.3030.03314.46
5.3.230.2700.03714.45
5.3.220.2430.03014.42
5.3.210.2470.04014.50
5.3.200.2230.03314.51
5.3.190.2170.04014.41
5.3.180.2370.04314.52
5.3.170.2300.02314.52
5.3.160.2370.03714.40
5.3.150.2500.03714.61
5.3.140.2400.04014.46
5.3.130.2300.04014.40
5.3.120.2300.03714.38
5.3.110.2470.04714.38
5.3.100.2400.04013.88
5.3.90.2470.04313.85
5.3.80.2430.04013.87
5.3.70.2170.04313.95
5.3.60.2700.04313.86
5.3.50.2430.04313.80
5.3.40.2900.04013.79
5.3.30.2700.03313.68
5.3.20.2370.03713.79
5.3.10.2100.02313.64
5.3.00.2500.04013.62
5.2.170.2030.03711.30
5.2.160.2030.02711.30
5.2.150.2000.02311.00
5.2.140.2170.03011.15
5.2.130.1870.03011.26
5.2.120.1930.03010.96
5.2.110.2000.03311.00
5.2.100.2270.03310.95
5.2.90.1900.03011.12
5.2.80.2070.03711.14
5.2.70.2200.02711.02
5.2.60.1970.03011.13
5.2.50.1900.03310.85
5.2.40.1730.03010.84
5.2.30.1530.02711.04
5.2.20.1530.03010.80
5.2.10.1700.03010.93
5.2.00.1570.02310.71
5.1.60.1570.0209.89
5.1.50.1530.0239.85
5.1.40.1700.02710.05
5.1.30.1770.03010.30
5.1.20.1730.03010.21
5.1.10.1770.02310.09
5.1.00.1800.02710.23
5.0.50.0730.0238.62
5.0.40.0970.0308.33
5.0.30.0730.0308.20
5.0.20.1000.0238.34
5.0.10.0800.0208.14
5.0.00.0770.0308.17
4.4.90.0700.0178.09
4.4.80.0770.0208.09
4.4.70.0970.0208.09
4.4.60.0700.0178.09
4.4.50.0770.0138.09
4.4.40.0870.0278.09
4.4.30.0700.0178.09
4.4.20.0800.0108.09
4.4.10.0830.0208.09
4.4.00.0700.0278.09
4.3.110.0970.0238.09
4.3.100.0730.0138.09
4.3.90.0970.0238.09
4.3.80.0870.0338.09
4.3.70.0800.0078.09
4.3.60.0800.0178.09
4.3.50.0800.0138.09
4.3.40.0870.0108.09
4.3.30.0430.0178.09
4.3.20.0470.0238.09
4.3.10.0400.0178.09
4.3.00.0470.0308.09

preferences:
44.57 ms | 401 KiB | 5 Q