3v4l.org

run code in 300+ PHP versions simultaneously
<?php $max = 32767; $n = 20; $step = intval($max/$n); for ($i=0; $i<=$n; $i++) { $val = $i*$step; $uint16 = base64_encode(pack('S', $val)); $uint32 = base64_encode(pack('N', $val)); $str = base64_encode(strval($val)); echo "$uint16 $uint32 $str $val \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)
8.3.60.0170.00316.34
8.3.50.0090.01122.89
8.3.40.0110.00418.59
8.3.30.0080.00618.92
8.3.20.0080.00020.33
8.3.10.0030.00621.95
8.3.00.0000.00819.38
8.2.180.0090.00616.50
8.2.170.0070.00722.96
8.2.160.0090.00620.39
8.2.150.0080.00024.18
8.2.140.0060.00324.66
8.2.130.0000.00826.16
8.2.120.0060.00321.10
8.2.110.0060.00322.24
8.2.100.0110.00017.78
8.2.90.0000.00819.05
8.2.80.0040.00417.97
8.2.70.0000.00817.63
8.2.60.0040.00817.88
8.2.50.0060.00318.07
8.2.40.0060.00318.09
8.2.30.0000.00717.95
8.2.20.0040.00417.57
8.2.10.0000.00918.25
8.2.00.0000.00817.75
8.1.280.0040.01425.92
8.1.270.0080.00023.96
8.1.260.0070.00026.35
8.1.250.0040.00428.09
8.1.240.0030.00723.75
8.1.230.0080.00322.68
8.1.220.0000.00817.74
8.1.210.0000.00818.77
8.1.200.0060.00317.13
8.1.190.0060.00317.35
8.1.180.0080.00018.10
8.1.170.0080.00018.56
8.1.160.0040.00421.84
8.1.150.0050.00318.83
8.1.140.0040.00417.36
8.1.130.0030.00317.95
8.1.120.0000.00717.41
8.1.110.0040.00417.42
8.1.100.0030.00317.45
8.1.90.0000.00817.50
8.1.80.0070.00017.37
8.1.70.0000.00817.39
8.1.60.0000.01017.56
8.1.50.0030.00517.59
8.1.40.0060.00317.59
8.1.30.0040.00417.62
8.1.20.0000.00817.65
8.1.10.0070.00017.57
8.1.00.0000.00717.45
8.0.300.0000.00818.77
8.0.290.0070.00016.75
8.0.280.0030.00318.33
8.0.270.0000.00716.89
8.0.260.0030.00317.18
8.0.250.0030.00316.99
8.0.240.0000.00816.84
8.0.230.0000.00716.85
8.0.220.0030.00316.79
8.0.210.0000.00716.87
8.0.200.0000.00916.71
8.0.190.0040.00416.83
8.0.180.0000.00716.89
8.0.170.0020.00516.89
8.0.160.0030.00316.84
8.0.150.0040.00416.97
8.0.140.0000.00716.92
8.0.130.0000.00513.29
8.0.120.0040.00416.89
8.0.110.0040.00416.85
8.0.100.0040.00416.83
8.0.90.0040.00416.93
8.0.80.0150.00316.85
8.0.70.0070.00016.97
8.0.60.0080.00016.88
8.0.50.0040.00416.96
8.0.30.0130.01017.12
8.0.20.0140.00717.40
8.0.10.0070.00016.91
8.0.00.0080.01016.55
7.4.330.0020.00215.03
7.4.320.0030.00316.45
7.4.300.0000.00616.49
7.4.290.0000.00616.39
7.4.280.0040.00416.42
7.4.270.0070.00016.66
7.4.260.0030.00316.54
7.4.250.0000.00816.49
7.4.240.0050.00216.60
7.4.230.0070.00016.64
7.4.220.0100.00716.38
7.4.210.0150.00416.46
7.4.200.0030.00316.43
7.4.160.0090.01216.25
7.4.150.0100.01017.40
7.4.140.0120.01117.86
7.4.130.0070.01116.64
7.4.120.0090.01116.46
7.4.110.0000.01816.46
7.4.100.0090.01216.63
7.4.90.0130.00616.66
7.4.80.0060.01319.39
7.4.70.0130.00316.46
7.4.60.0080.01116.64
7.4.50.0040.00416.49
7.4.40.0060.01016.54
7.4.30.0000.01816.53
7.4.00.0000.01814.82
7.3.330.0000.00613.13
7.3.320.0000.00513.18
7.3.310.0070.00016.17
7.3.300.0000.00716.18
7.3.290.0000.01416.30
7.3.280.0050.01116.34
7.3.270.0090.00817.40
7.3.260.0030.01316.50
7.3.250.0120.00716.37
7.3.240.0130.00316.38
7.3.230.0040.01216.40
7.3.210.0170.00616.26
7.3.200.0070.01019.39
7.3.190.0060.00916.54
7.3.180.0100.00716.36
7.3.170.0060.00916.33
7.3.160.0120.00816.39
7.3.10.0070.01116.54
7.3.00.0080.00416.37
7.2.330.0070.01316.67
7.2.320.0100.01016.66
7.2.310.0140.00416.60
7.2.300.0070.01016.59
7.2.290.0120.00416.70
7.2.130.0110.00316.47
7.2.120.0080.00816.71
7.2.110.0130.00016.79
7.2.100.0100.00716.73
7.2.90.0080.00416.82
7.2.80.0030.01016.50
7.2.70.0110.00416.73
7.2.60.0020.01416.56
7.2.50.0060.00616.94
7.2.40.0100.00316.71
7.2.30.0090.00616.62
7.2.20.0070.00716.80
7.2.10.0070.01016.80
7.2.00.0100.00218.11
7.1.250.0070.00715.49
7.1.240.0070.01015.43
7.1.230.0090.00615.53
7.1.220.0040.01115.77
7.1.210.0120.00315.59
7.1.200.0090.00615.42
7.1.190.0130.00315.77
7.1.180.0060.00915.42
7.1.170.0070.00715.64
7.1.160.0070.00315.54
7.1.150.0070.00715.79
7.1.140.0070.01015.70
7.1.130.0100.00715.75
7.1.120.0030.01015.63
7.1.110.0110.00415.74
7.1.100.0060.00816.87
7.1.90.0000.01115.37
7.1.80.0100.00315.46
7.1.70.0050.00716.53
7.1.60.0030.01717.46
7.1.50.0110.00616.14
7.1.40.0100.00315.94
7.1.30.0050.00515.71
7.1.20.0090.00615.46
7.1.10.0070.00715.74
7.1.00.0070.04219.09
7.0.330.0060.00315.34
7.0.320.0110.00415.23
7.0.310.0040.00715.43
7.0.300.0090.00615.12
7.0.290.0060.00614.98
7.0.280.0120.00015.05
7.0.270.0090.00315.13
7.0.260.0080.00315.21
7.0.250.0050.00515.05
7.0.240.0100.00315.30
7.0.230.0070.00715.24
7.0.220.0110.00415.12
7.0.210.0100.00315.38
7.0.200.0030.00716.02
7.0.190.0070.00715.31
7.0.180.0070.00715.41
7.0.170.0030.00915.29
7.0.160.0130.00315.32
7.0.150.0130.00315.14
7.0.140.0080.03818.72
7.0.130.0060.00615.32
7.0.120.0100.00615.32
7.0.110.0120.00615.38
7.0.100.0150.03517.62
7.0.90.0080.04517.54
7.0.80.0130.01817.55
7.0.70.0100.04317.43
7.0.60.0070.04017.55
7.0.50.0110.04117.73
7.0.40.0080.04016.69
7.0.30.0080.02916.65
7.0.20.0080.04516.71
7.0.10.0080.04216.51
7.0.00.0080.04216.57
5.6.380.0070.00714.43
5.6.370.0000.00814.03
5.6.360.0040.00713.67
5.6.350.0040.00414.24
5.6.340.0070.00714.03
5.6.330.0080.00313.82
5.6.320.0060.00613.80
5.6.310.0040.01114.07
5.6.300.0160.00014.14
5.6.290.0000.01514.04
5.6.280.0050.04317.81
5.6.270.0030.00613.99
5.6.260.0060.00614.32
5.6.250.0080.04117.40
5.6.240.0040.04917.40
5.6.230.0050.02617.30
5.6.220.0050.04417.22
5.6.210.0130.03817.36
5.6.200.0070.04317.58
5.6.190.0120.02017.51
5.6.180.0030.05117.56
5.6.170.0100.03817.61
5.6.160.0100.04017.58
5.6.150.0120.04017.46
5.6.140.0070.03117.52
5.6.130.0090.04217.43
5.6.120.0120.04317.33
5.6.110.0060.03317.56
5.6.100.0110.04317.66
5.6.90.0030.04917.62
5.6.80.0130.03017.14
5.6.70.0080.03817.25
5.6.60.0100.04017.40
5.6.50.0150.03517.39
5.6.40.0080.04317.30
5.6.30.0110.04017.30
5.6.20.0030.04817.38
5.6.10.0080.04217.26
5.6.00.0080.03317.20
5.5.380.0070.04315.77
5.5.370.0030.03115.62
5.5.360.0100.03715.65
5.5.350.0100.04315.84
5.5.340.0100.03915.83
5.5.330.0060.02616.01
5.5.320.0090.02716.09
5.5.310.0090.02816.03
5.5.300.0080.04215.83
5.5.290.0080.04715.96
5.5.280.0130.03815.83
5.5.270.0090.04115.94
5.5.260.0070.04415.81
5.5.250.0070.02815.85
5.5.240.0070.04415.71
5.5.230.0070.04615.54
5.5.220.0140.03415.67
5.5.210.0070.04515.64
5.5.200.0070.04315.47
5.5.190.0100.02315.68
5.5.180.0080.04215.51
5.5.170.0030.00710.97
5.5.160.0040.04415.52
5.5.150.0020.04015.55
5.5.140.0110.03315.53
5.5.130.0050.03615.44
5.5.120.0050.03815.41
5.5.110.0050.02915.55
5.5.100.0100.02315.47
5.5.90.0070.02215.42
5.5.80.0060.02515.49
5.5.70.0070.02415.46
5.5.60.0030.04015.47
5.5.50.0040.03815.34
5.5.40.0030.04515.46
5.5.30.0050.04315.48
5.5.20.0050.04615.37
5.5.10.0070.02815.35
5.5.00.0110.03515.43
5.4.450.0130.04015.12
5.4.440.0120.04115.17
5.4.430.0120.03515.25
5.4.420.0100.03815.14
5.4.410.0100.03415.13
5.4.400.0100.02815.13
5.4.390.0030.04514.90
5.4.380.0030.04414.92
5.4.370.0050.02814.97
5.4.360.0070.04114.99
5.4.350.0070.02015.06
5.4.340.0030.04814.95
5.4.330.0080.00410.77
5.4.320.0030.04115.05
5.4.310.0100.04014.96
5.4.300.0080.03814.98
5.4.290.0100.02214.97
5.4.280.0100.03214.83
5.4.270.0080.04114.90
5.4.260.0090.03415.01
5.4.250.0080.03714.80
5.4.240.0030.02914.84
5.4.230.0020.04214.78
5.4.220.0060.03814.85
5.4.210.0030.04514.96
5.4.200.0070.04014.92
5.4.190.0060.04314.81
5.4.180.0020.04314.83
5.4.170.0050.04515.05
5.4.160.0080.03714.81
5.4.150.0080.03814.90
5.4.140.0070.04013.67
5.4.130.0110.03113.56
5.4.120.0030.04113.62
5.4.110.0020.03713.72
5.4.100.0070.03513.63
5.4.90.0030.03713.59
5.4.80.0000.03813.46
5.4.70.0070.03713.57
5.4.60.0150.03213.55
5.4.50.0090.02913.58
5.4.40.0100.03613.61
5.4.30.0090.02913.57
5.4.20.0090.02713.67
5.4.10.0090.03513.62
5.4.00.0100.03013.33
5.3.290.0060.02912.57
5.3.280.0050.04212.39
5.3.270.0040.04212.54
5.3.260.0070.04212.44
5.3.250.0090.03812.53
5.3.240.0110.03512.50
5.3.230.0040.03812.47
5.3.220.0050.04112.46
5.3.210.0020.04412.40
5.3.200.0040.04112.34
5.3.190.0050.02512.38
5.3.180.0090.02212.46
5.3.170.0110.03512.48
5.3.160.0060.04412.38
5.3.150.0100.04112.42
5.3.140.0110.03612.42
5.3.130.0140.03812.42
5.3.120.0040.04212.51
5.3.110.0060.02512.51
5.3.100.0050.04212.20
5.3.90.0130.03712.16
5.3.80.0080.03712.10
5.3.70.0100.02412.16
5.3.60.0090.03412.13
5.3.50.0120.03811.93
5.3.40.0040.04512.04
5.3.30.0130.01712.11
5.3.20.0050.04311.92
5.3.10.0060.03211.90
5.3.00.0100.03711.81
5.2.170.0070.03611.00
5.2.160.0080.02811.00
5.2.150.0060.03411.00
5.2.140.0050.01811.00
5.2.130.0060.03211.00
5.2.120.0010.03911.00
5.2.110.0070.03011.00
5.2.100.0090.03311.00
5.2.90.0090.02711.00
5.2.80.0020.02711.00
5.2.70.0070.03411.00
5.2.60.0080.01811.00
5.2.50.0080.03011.00
5.2.40.0040.03411.00
5.2.30.0030.03511.00
5.2.20.0030.03511.00
5.2.10.0090.02911.00
5.2.00.0060.02811.00
5.1.60.0030.02811.00
5.1.50.0070.02711.00
5.1.40.0040.03011.00
5.1.30.0020.03311.00
5.1.20.0030.01811.00
5.1.10.0030.03011.00
5.1.00.0030.02511.00
5.0.50.0060.01811.00
5.0.40.0110.01611.00
5.0.30.0020.03411.00
5.0.20.0030.02411.00
5.0.10.0060.02011.00
5.0.00.0020.03611.00
4.4.90.0000.01511.00
4.4.80.0060.00811.00
4.4.70.0030.01511.00
4.4.60.0000.02011.00
4.4.50.0050.01711.00
4.4.40.0020.02711.00
4.4.30.0020.01411.00
4.4.20.0030.01511.00
4.4.10.0050.01311.00
4.4.00.0000.03211.00
4.3.110.0020.01311.00
4.3.100.0020.02011.00
4.3.90.0020.02011.00
4.3.80.0020.02011.00
4.3.70.0000.01211.00
4.3.60.0000.01211.00
4.3.50.0020.02011.00
4.3.40.0030.01511.00
4.3.30.0030.01811.00
4.3.20.0010.01911.00
4.3.10.0000.02011.00
4.3.00.0000.01511.00

preferences:
40.89 ms | 401 KiB | 5 Q