3v4l.org

run code in 300+ PHP versions simultaneously
<?php function gdr_encode($val) { // all characters that json encode without escaping $chrs = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789 !#$%&\'()*+,-.:;<=>?@[]^_`{|}~'; $base = strlen($chrs); $str = ''; while ($val > 0) { $str = $chrs[$val % $base] . $str; $val = (int)($val / $base); } return $str; } function gdr_decode($str) { // all characters that json encode without escaping $chrs = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789 !#$%&\'()*+,-.:;<=>?@[]^_`{|}~'; $base = strlen($chrs); $map = array(); for ($i=0; $i<$base; $i++) { $map[$chrs[$i]] = $i; } $val = 0; for ($i=0; $i<strlen($str); $i++) { $val *= $base; $val += (int)$map[$str[$i]]; } return $val; } function duration($val) { if ($val < 24) { return sprintf('%d', $val).'h'; } if ($val < 24*10) { return sprintf('%1.1f', $val/24).'d'; } if ($val < 168*10) { return sprintf('%1.1f', $val/168).'w'; } //if ($val < 730*10) { // return sprintf('%1.1f', $val/730).'m'; //} return sprintf('%1.1f', $val/8760).'y'; } $vals = array( 0, 1, 99, 100, 255, 256, 999, 1000, 9999, 10000, 65535, 65536, 99999, 100000, 250000, 500000, 750000, 999999, 1000000, //4294967295, 4294967296 ); echo sprintf("%7s %6s %7s %5s\n", 'num', 'str', 'time', 'cmp'); foreach ($vals as $val) { $enc = gdr_encode($val); $dec = gdr_decode($enc); if ($dec !== $val) { echo "ERROR: $val => $enc => $dec\n"; } else { echo sprintf("%7d %6s %7s %5d\n", $dec, "\"$enc\"", duration($val), strlen($enc)+2-strlen($val)); } }

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)
8.3.60.0100.01016.50
8.3.50.0120.00522.92
8.3.40.0090.00618.84
8.3.30.0070.00718.92
8.3.20.0000.00820.21
8.3.10.0040.00421.91
8.3.00.0080.00017.63
8.2.180.0100.00616.63
8.2.170.0070.00722.96
8.2.160.0140.00020.22
8.2.150.0050.00324.18
8.2.140.0050.00324.66
8.2.130.0040.00726.16
8.2.120.0080.00321.16
8.2.110.0060.00320.52
8.2.100.0040.00819.37
8.2.90.0040.00419.35
8.2.80.0030.00617.97
8.2.70.0000.00817.63
8.2.60.0000.00818.05
8.2.50.0080.00018.07
8.2.40.0000.01118.22
8.2.30.0030.00618.17
8.2.20.0060.00317.82
8.2.10.0040.00418.16
8.2.00.0060.00317.69
8.1.280.0040.01825.92
8.1.270.0090.00023.87
8.1.260.0080.00026.35
8.1.250.0040.00428.09
8.1.240.0090.00023.96
8.1.230.0040.00719.21
8.1.220.0050.00317.80
8.1.210.0050.00318.77
8.1.200.0050.00517.25
8.1.190.0000.00817.22
8.1.180.0000.00818.10
8.1.170.0030.00618.52
8.1.160.0000.00822.13
8.1.150.0000.00818.97
8.1.140.0040.00417.38
8.1.130.0000.00717.86
8.1.120.0040.00417.51
8.1.110.0070.00017.39
8.1.100.0040.00417.48
8.1.90.0000.00917.50
8.1.80.0040.00417.53
8.1.70.0030.00317.46
8.1.60.0030.00617.55
8.1.50.0070.00317.55
8.1.40.0050.00217.46
8.1.30.0080.00017.61
8.1.20.0000.00817.53
8.1.10.0000.00817.58
8.1.00.0000.00917.53
8.0.300.0030.00618.77
8.0.290.0040.00416.88
8.0.280.0000.00718.40
8.0.270.0040.00717.37
8.0.260.0000.00717.23
8.0.250.0070.00016.98
8.0.240.0030.00316.83
8.0.230.0070.00017.02
8.0.220.0040.00416.93
8.0.210.0070.00016.82
8.0.200.0070.00016.96
8.0.190.0070.00017.00
8.0.180.0000.00716.95
8.0.170.0070.00016.95
8.0.160.0070.00016.81
8.0.150.0040.00416.91
8.0.140.0050.00216.82
8.0.130.0000.00613.37
8.0.120.0000.00916.86
8.0.110.0040.00416.86
8.0.100.0070.00017.05
8.0.90.0070.00016.81
8.0.80.0190.00416.91
8.0.70.0000.00716.99
8.0.60.0040.00416.75
8.0.50.0020.00516.91
8.0.30.0140.00717.19
8.0.20.0130.01017.40
8.0.10.0040.00417.08
8.0.00.0070.01117.01
7.4.330.0030.00315.15
7.4.320.0000.00616.62
7.4.300.0030.00316.55
7.4.290.0000.00716.50
7.4.280.0040.00416.53
7.4.270.0030.00416.55
7.4.260.0070.00016.55
7.4.250.0040.00416.44
7.4.240.0020.00516.53
7.4.230.0030.00316.57
7.4.220.0100.00716.59
7.4.210.0060.00916.57
7.4.200.0070.00016.64
7.4.160.0090.00616.35
7.4.150.0140.00617.40
7.4.140.0060.01817.86
7.4.130.0180.00316.52
7.4.120.0120.00816.49
7.4.110.0090.01516.57
7.4.100.0100.00716.59
7.4.90.0130.00416.49
7.4.80.0130.00719.39
7.4.70.0110.00816.48
7.4.60.0100.00716.49
7.4.50.0050.00316.43
7.4.40.0080.00816.52
7.4.30.0030.01316.69
7.4.00.0110.00014.74
7.3.330.0080.00013.17
7.3.320.0050.00013.19
7.3.310.0030.00616.43
7.3.300.0070.00016.39
7.3.290.0070.01116.37
7.3.280.0070.01116.33
7.3.270.0160.00317.40
7.3.260.0100.00716.34
7.3.240.0100.01416.35
7.3.230.0090.00816.44
7.3.210.0100.00716.32
7.3.200.0060.01219.39
7.3.190.0130.00916.39
7.3.180.0070.01016.25
7.3.170.0180.00016.38
7.3.160.0060.01216.53
7.3.120.0040.01114.84
7.3.110.0070.00715.18
7.3.100.0070.00714.62
7.3.90.0120.00314.73
7.3.80.0100.00614.80
7.3.70.0070.01014.95
7.3.60.0000.01214.84
7.3.50.0090.00614.83
7.3.40.0080.00814.82
7.3.30.0080.00814.65
7.3.20.0040.00716.74
7.3.10.0120.00416.56
7.3.00.0030.01016.55
7.2.330.0030.01516.63
7.2.320.0080.00916.54
7.2.310.0080.00816.81
7.2.300.0000.01816.57
7.2.290.0100.00716.59
7.2.240.0040.01514.89
7.2.230.0040.01515.20
7.2.220.0060.00915.13
7.2.210.0040.00815.31
7.2.200.0130.00315.21
7.2.190.0030.01415.14
7.2.180.0060.00615.06
7.2.170.0060.01015.14
7.2.160.0070.00715.23
7.2.150.0090.00616.93
7.2.140.0090.00617.04
7.2.130.0060.00916.80
7.2.120.0070.00717.04
7.2.110.0090.00316.91
7.2.100.0110.00417.06
7.2.90.0130.00316.98
7.2.80.0120.00516.89
7.2.70.0030.01316.91
7.2.60.0050.01116.93
7.2.50.0000.01417.05
7.2.40.0040.01116.94
7.2.30.0040.01517.09
7.2.20.0070.00716.83
7.2.10.0030.01316.92
7.2.00.0030.01118.05
7.1.330.0040.01115.89
7.1.320.0030.00715.81
7.1.310.0070.00715.79
7.1.300.0030.01015.78
7.1.290.0070.01015.66
7.1.280.0070.01015.74
7.1.270.0100.00615.87
7.1.260.0030.01015.82
7.1.250.0060.00915.69
7.1.200.0060.00915.50
7.1.100.0040.01118.30
7.1.70.0070.00017.01
7.1.60.0070.01819.40
7.1.50.0060.01916.98
7.1.00.0070.07322.28
7.0.200.0060.01016.73
7.0.140.0030.06722.01
7.0.60.0100.08319.96
7.0.50.0030.04017.88
7.0.40.0170.07320.05
7.0.30.0130.05020.23
7.0.20.0330.07020.06
7.0.10.0200.08020.23
7.0.00.0030.04320.07
5.6.280.0000.07720.82
5.6.210.0200.06020.63
5.6.200.0200.06318.18
5.6.190.0130.06320.50
5.6.180.0200.05720.34
5.6.170.0270.05020.55
5.6.160.0100.08020.48
5.6.150.0070.06018.16
5.6.140.0070.04018.23
5.6.130.0100.05018.15
5.6.120.0130.06721.04
5.6.110.0070.08321.13
5.6.100.0030.08021.01
5.6.90.0030.04721.04
5.6.80.0130.07320.36
5.5.350.0070.06720.42
5.5.340.0030.05018.08
5.5.330.0070.08320.28
5.5.320.0000.05320.27
5.5.310.0330.03320.51
5.5.300.0100.07317.93
5.5.290.0070.07317.95
5.5.280.0070.05720.91
5.5.270.0200.04020.99
5.5.260.0030.09020.88
5.5.250.0130.07720.60
5.5.240.4170.03320.30
5.4.450.0570.03319.59
5.4.440.0470.04319.40
5.4.430.0430.03719.16
5.4.420.0570.04319.56
5.4.410.0200.04019.51
5.4.400.0570.03319.15
5.4.390.0500.04019.21
5.4.380.0200.04718.75
5.4.370.0200.05718.70
5.4.360.0200.06018.64
5.4.350.0230.06718.60
5.4.340.0200.05018.61
5.4.320.0040.04912.53
5.4.310.0050.04012.53
5.4.300.0080.05012.53
5.4.290.0100.05112.53
5.4.280.0090.05012.43
5.4.270.0050.05312.43
5.4.260.0060.04812.43
5.4.250.0110.03812.43
5.4.240.0080.03712.43
5.4.230.0050.04312.42
5.4.220.0070.03712.41
5.4.210.0080.04412.42
5.4.200.0080.03912.41
5.4.190.0080.03712.41
5.4.180.0050.03912.41
5.4.170.0110.05112.42
5.4.160.0080.04712.42
5.4.150.0100.04612.42
5.4.140.0080.04712.10
5.4.130.0090.04612.08
5.4.120.0090.04712.04
5.4.110.0090.04812.04
5.4.100.0090.04712.04
5.4.90.0070.05112.04
5.4.80.0070.03912.04
5.4.70.0060.03512.04
5.4.60.0040.03812.04
5.4.50.0090.03412.03
5.4.40.0070.03512.02
5.4.30.0080.03512.02
5.4.20.0050.03612.02
5.4.10.0060.03412.02
5.4.00.0060.04311.52
5.3.290.0060.03912.80
5.3.280.0070.03812.71
5.3.270.0080.04112.72
5.3.260.0070.04012.72
5.3.250.0060.04112.72
5.3.240.0090.05012.72
5.3.230.0070.05312.71
5.3.220.0100.04312.68
5.3.210.0080.03912.68
5.3.200.0050.04012.68
5.3.190.0090.03712.68
5.3.180.0050.04112.68
5.3.170.0050.04212.69
5.3.160.0050.04112.68
5.3.150.0050.05612.67
5.3.140.0080.04112.67
5.3.130.0060.04112.66
5.3.120.0120.05312.66
5.3.110.0090.05112.66
5.3.100.0070.04112.15
5.3.90.0080.05212.13
5.3.80.0060.05212.12
5.3.70.0070.05112.12
5.3.60.0070.03912.11
5.3.50.0040.03912.05
5.3.40.0120.03412.05
5.3.30.0040.04012.02
5.3.20.0080.03611.80
5.3.10.0080.03411.76
5.3.00.0060.03811.75
5.2.170.0050.0469.26
5.2.160.0080.0449.26
5.2.150.0060.0479.26
5.2.140.0090.0349.26
5.2.130.0060.0299.21
5.2.120.0040.0309.21
5.2.110.0060.0309.22
5.2.100.0060.0309.21
5.2.90.0040.0319.21
5.2.80.0040.0339.21
5.2.70.0050.0319.20
5.2.60.0070.0309.17
5.2.50.0040.0329.14
5.2.40.0050.0319.11
5.2.30.0080.0349.08
5.2.20.0060.0309.07
5.2.10.0050.0438.98
5.2.00.0080.0338.85
5.1.60.0040.0288.13
5.1.50.0080.0248.13
5.1.40.0070.0238.11
5.1.30.0050.0288.46
5.1.20.0020.0318.48
5.1.10.0050.0288.20
5.1.00.0040.0278.20
5.0.50.0040.0256.70
5.0.40.0030.0226.55
5.0.30.0070.0316.36
5.0.20.0030.0226.32
5.0.10.0030.0306.30
5.0.00.0030.0436.30
4.4.90.0050.0224.78
4.4.80.0010.0194.75
4.4.70.0020.0244.76
4.4.60.0020.0204.75
4.4.50.0010.0184.77
4.4.40.0030.0274.71
4.4.30.0040.0184.76
4.4.20.0050.0204.84
4.4.10.0040.0184.85
4.4.00.0020.0264.76
4.3.110.0050.0174.67
4.3.100.0050.0194.66
4.3.90.0010.0184.63
4.3.80.0020.0264.59
4.3.70.0050.0134.63
4.3.60.0020.0174.63
4.3.50.0040.0154.63
4.3.40.0070.0214.54
4.3.30.0010.0183.34
4.3.20.0030.0163.32
4.3.10.0040.0153.28
4.3.00.0070.01315.90

preferences:
44.85 ms | 401 KiB | 5 Q