3v4l.org

run code in 300+ PHP versions simultaneously
<?php function pack_encode($format, $val) { $base64 = base64_encode(pack($format, $val)); return str_replace(array('/', '='), array('_', ''), $base64); } function pack_decode($format, $val) { } function pack_encode_uint16($val) { return pack_encode('S', $val); } function pack_encode_uint32($val) { return pack_encode('N', $val); } function pack_decode_uint16($val) { return pack_decode('S', $val); } function pack_decode_uint32($val) { return pack_decode('N', $val); } $max = 32767; $n = 20; $step = intval($max/$n); for ($i=0; $i<=$n; $i++) { $val = $i*$step; $uint16 = pack_encode_uint16($val); $uint32 = pack_encode_uint32($val); $str = base64_encode(strval($val)); echo json_encode("$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)
8.3.70.0120.00616.58
8.3.60.0150.00618.31
8.3.50.0100.00922.90
8.3.40.0140.00018.54
8.3.30.0140.00018.94
8.3.20.0050.00320.31
8.3.10.0040.00421.76
8.3.00.0080.00019.25
8.2.180.0180.00916.75
8.2.170.0030.01122.96
8.2.160.0120.00320.38
8.2.150.0000.00824.18
8.2.140.0040.00424.66
8.2.130.0160.00326.16
8.2.120.0040.00419.89
8.2.110.0040.00420.56
8.2.100.0090.00617.78
8.2.90.0050.00319.01
8.2.80.0000.00917.97
8.2.70.0040.00417.59
8.2.60.0000.00917.80
8.2.50.0000.00918.07
8.2.40.0040.00418.09
8.2.30.0040.00418.18
8.2.20.0060.00317.69
8.2.10.0000.00818.14
8.2.00.0000.00717.63
8.1.280.0060.00925.92
8.1.270.0030.00623.92
8.1.260.0070.00026.35
8.1.250.0070.00028.09
8.1.240.0100.00022.06
8.1.230.0000.01219.15
8.1.220.0100.00017.74
8.1.210.0080.00018.77
8.1.200.0060.00317.23
8.1.190.0000.00817.23
8.1.180.0040.00418.10
8.1.170.0000.00818.48
8.1.160.0090.00021.95
8.1.150.0030.00518.89
8.1.140.0040.00417.42
8.1.130.0080.00017.71
8.1.120.0050.00317.39
8.1.110.0000.00717.51
8.1.100.0000.00717.35
8.1.90.0070.00017.50
8.1.80.0000.00717.49
8.1.70.0090.00317.33
8.1.60.0030.00617.63
8.1.50.0040.00417.43
8.1.40.0100.00017.49
8.1.30.0040.00417.65
8.1.20.0060.00317.57
8.1.10.0030.00617.43
8.1.00.0080.00017.47
8.0.300.0040.00418.77
8.0.290.0070.00016.63
8.0.280.0000.00818.50
8.0.270.0090.00017.18
8.0.260.0060.00017.16
8.0.250.0000.00717.01
8.0.240.0030.00316.94
8.0.230.0040.00416.93
8.0.220.0000.00716.83
8.0.210.0030.00316.78
8.0.200.0030.00616.83
8.0.190.0000.00716.94
8.0.180.0070.00016.93
8.0.170.0040.00416.99
8.0.160.0030.00516.82
8.0.150.0070.00016.84
8.0.140.0070.00016.77
8.0.130.0000.00613.30
8.0.120.0000.00816.85
8.0.110.0040.00316.88
8.0.100.0060.00316.89
8.0.90.0030.00516.91
8.0.80.0030.01716.94
8.0.70.0000.00816.93
8.0.60.0040.00416.93
8.0.50.0040.00416.79
8.0.30.0080.01217.22
8.0.20.0100.00917.40
8.0.10.0000.00717.00
8.0.00.0150.00316.80
7.4.330.0050.00015.09
7.4.320.0000.00716.62
7.4.300.0050.00216.53
7.4.290.0070.00016.50
7.4.280.0050.00316.56
7.4.270.0040.00416.62
7.4.260.0020.00516.48
7.4.250.0040.00416.60
7.4.240.0030.00516.50
7.4.230.0030.00316.68
7.4.220.0120.00616.48
7.4.210.0060.00916.60
7.4.200.0000.00816.54
7.4.160.0030.01416.43
7.4.150.0070.01317.40
7.4.140.0090.01517.86
7.4.130.0130.00616.63
7.4.120.0050.01216.60
7.4.110.0040.01416.45
7.4.100.0050.01416.51
7.4.90.0110.00716.43
7.4.80.0140.00719.39
7.4.70.0100.00716.43
7.4.60.0030.01316.45
7.4.50.0000.00916.36
7.4.40.0070.01116.41
7.4.30.0040.01316.60
7.4.00.0070.01114.88
7.3.330.0000.00513.21
7.3.320.0000.00613.24
7.3.310.0000.00716.49
7.3.300.0070.00016.38
7.3.290.0110.00316.35
7.3.280.0070.00916.38
7.3.270.0200.00217.40
7.3.260.0090.01216.53
7.3.250.0120.00616.58
7.3.240.0150.00316.68
7.3.230.0070.01316.66
7.3.210.0090.00916.56
7.3.200.0110.01119.39
7.3.190.0070.01416.48
7.3.180.0080.00816.58
7.3.170.0100.01016.48
7.3.160.0040.01216.43
7.3.10.0070.00716.71
7.3.00.0030.01016.55
7.2.330.0180.00016.75
7.2.320.0060.01216.60
7.2.310.0090.00916.51
7.2.300.0120.00316.47
7.2.290.0190.00316.73
7.2.130.0040.01116.83
7.2.120.0030.00617.00
7.2.110.0060.00917.03
7.2.100.0080.00816.98
7.2.90.0100.00316.70
7.2.80.0110.00317.06
7.2.70.0040.01216.72
7.2.60.0070.00717.02
7.2.50.0070.00717.04
7.2.40.0100.00316.79
7.2.30.0030.01016.96
7.2.20.0060.00916.68
7.2.10.0040.00816.78
7.2.00.0050.01018.00
7.1.250.0100.00315.83
7.1.200.0060.00315.77
7.1.100.0060.01018.05
7.1.70.0060.00616.89
7.1.60.0060.01919.40
7.1.50.0000.01316.68
7.1.00.0100.06722.42
7.0.200.0000.01016.88
7.0.140.0030.07722.07
7.0.90.0070.04019.93
7.0.80.0070.05319.88
7.0.70.0070.04019.99
7.0.60.0030.04319.98
7.0.50.0570.05020.30
7.0.40.0100.07720.10
7.0.30.0100.07720.11
7.0.20.0000.10020.04
7.0.10.0200.07320.12
7.0.00.0130.06320.05
5.6.280.0100.07020.90
5.6.240.0100.05320.65
5.6.230.0070.03720.49
5.6.220.0030.04020.67
5.6.210.0030.07720.76
5.6.200.0100.05721.03
5.6.190.0070.05021.11
5.6.180.0100.03721.04
5.6.170.0030.08320.96
5.6.160.0070.04321.04
5.6.150.0030.08321.06
5.6.140.0030.07721.06
5.6.130.0030.09021.02
5.6.120.0100.04321.01
5.6.110.0000.05021.13
5.6.100.0030.05021.08
5.6.90.0070.08321.03
5.6.80.0030.08020.46
5.6.70.0030.05720.34
5.6.60.0100.07720.33
5.6.50.0070.07720.49
5.6.40.0070.06320.29
5.6.30.0070.07720.48
5.6.20.0030.04320.38
5.6.10.0130.07020.40
5.6.00.0070.05320.49
5.5.380.0070.03320.41
5.5.370.0170.02720.40
5.5.360.0070.03320.55
5.5.350.0000.04320.34
5.5.340.0030.04020.79
5.5.330.0030.06720.93
5.5.320.0230.07720.77
5.5.310.0100.07720.84
5.5.300.0030.08020.92
5.5.290.0170.04320.78
5.5.280.0100.07020.87
5.5.270.0070.08020.82
5.5.260.0100.06020.75
5.5.250.0130.07020.62
5.5.240.0170.07020.29
5.5.230.0030.04020.30
5.5.220.0030.07720.11
5.5.210.0130.03720.16
5.5.200.0070.07320.27
5.5.190.0100.05720.27
5.5.180.0070.04320.13
5.5.160.0070.06320.15
5.5.150.0130.07320.18
5.5.140.0030.04320.13
5.5.130.0070.04720.24
5.5.120.0100.04020.20
5.5.110.0130.07319.98
5.5.100.0000.08720.11
5.5.90.0000.08320.16
5.5.80.0100.07020.12
5.5.70.0070.07720.07
5.5.60.0000.06720.12
5.5.50.0100.04720.15
5.5.40.0000.06720.07
5.5.30.0170.08020.16
5.5.20.0070.07320.16
5.5.10.0030.06020.13
5.5.00.0100.07720.01
5.4.450.0100.08019.23
5.4.440.0070.07319.46
5.4.430.0000.08719.50
5.4.420.0100.07719.48
5.4.410.0100.07719.22
5.4.400.0100.05718.95
5.4.390.0030.04019.13
5.4.380.0000.04019.00
5.4.370.0030.04319.13
5.4.360.0030.08019.04
5.4.350.0030.04019.23
5.4.340.0070.03719.13
5.4.320.0130.07018.85
5.4.310.0100.07719.04
5.4.300.0030.07719.18
5.4.290.0100.07019.02
5.4.280.0130.07018.90
5.4.270.0030.07319.18
5.4.260.0070.04319.18
5.4.250.0130.07019.08
5.4.240.0070.05018.89
5.4.230.0030.08019.04
5.4.220.0030.08018.94
5.4.210.0030.06719.09
5.4.200.0100.07319.04
5.4.190.0130.04019.01
5.4.180.0100.07019.12
5.4.170.0130.05719.11
5.4.160.0100.07319.21
5.4.150.0070.03719.03
5.4.140.0030.07016.51
5.4.130.0130.05016.43
5.4.120.0100.04316.32
5.4.110.0100.07016.56
5.4.100.0070.03316.52
5.4.90.0030.03716.52
5.4.80.0130.06016.31
5.4.70.0130.06016.51
5.4.60.0030.03716.44
5.4.50.0070.04716.32
5.4.40.0030.06016.29
5.4.30.0200.06016.33
5.4.20.0100.06716.29
5.4.10.0030.07016.41
5.4.00.0130.06015.86
5.3.290.0000.07714.64
5.3.280.0070.08314.58
5.3.270.0130.08014.64
5.3.260.0000.08014.63
5.3.250.0170.06714.73
5.3.240.0030.08714.73
5.3.230.0100.07714.64
5.3.220.0130.06714.66
5.3.210.0000.05014.57
5.3.200.0030.06314.60
5.3.190.0070.07714.68
5.3.180.0070.06314.54
5.3.170.0070.05014.72
5.3.160.0100.07314.71
5.3.150.0070.05314.71
5.3.140.0100.07314.59
5.3.130.0130.03714.54
5.3.120.0070.07014.68
5.3.110.0070.05014.54
5.3.100.0100.05013.99
5.3.90.0000.07314.11
5.3.80.0070.05313.91
5.3.70.0000.04013.93
5.3.60.0030.03714.14
5.3.50.0070.06314.02
5.3.40.0070.06314.07
5.3.30.0030.04313.81
5.3.20.0000.05713.59
5.3.10.0100.06713.70
5.3.00.0000.04313.58
5.2.170.0100.06311.27
5.2.160.0100.05311.09
5.2.150.0070.05711.09
5.2.140.0030.05711.14
5.2.130.0000.05311.20
5.2.120.0100.04311.02
5.2.110.0030.04011.03
5.2.100.0100.04711.00
5.2.90.0100.04711.14
5.2.80.0070.05311.12
5.2.70.0000.05711.21
5.2.60.0100.05711.15
5.2.50.0070.03710.96
5.2.40.0000.06310.90
5.2.30.0000.04311.08
5.2.20.0070.03311.03
5.2.10.0100.05310.93
5.2.00.0000.04710.86
5.1.60.0030.02310.00
5.1.50.0070.05310.11
5.1.40.0070.03710.04
5.1.30.0070.04710.27
5.1.20.0130.05010.37
5.1.10.0130.05310.14
5.1.00.0100.03010.17
5.0.50.0070.0278.67
5.0.40.0030.0478.48
5.0.30.0100.0278.29
5.0.20.0030.0508.27
5.0.10.0030.0408.03
5.0.00.0070.0308.29
4.4.90.0070.0307.36
4.4.80.0070.0207.36
4.4.70.0070.0337.36
4.4.60.0000.0337.36
4.4.50.0030.0277.36
4.4.40.0000.0277.36
4.4.30.0030.0337.36
4.4.20.0030.0177.36
4.4.10.0030.0307.36
4.4.00.0000.0477.36
4.3.110.0030.0337.36
4.3.100.0030.0337.36
4.3.90.0030.0337.36
4.3.80.0030.0537.36
4.3.70.0030.0307.36
4.3.60.0130.0237.36
4.3.50.0030.0337.36
4.3.40.0030.0377.36
4.3.30.0070.0307.36
4.3.20.0070.0137.36
4.3.10.0000.0407.36
4.3.00.0030.0277.36

preferences:
83.13 ms | 401 KiB | 5 Q