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 $val; } echo gdr_decode('~~~') . "\n\n"; function duration($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'; } $vals = array( 0, 1, 99, 100, 255, 256, 999, 1000, 9999, 10000, 65535, 65536, 99999, 100000, 250000, 500000, 750000, 999999, 1000000, 9999999, //4294967295, 4294967296 ); echo sprintf("%7s %7s %7s %4s\n", 'num', 'str', 'time', 'cmp'); foreach ($vals as $val) { $enc = gdr_encode($val); $dec = gdr_decode($enc); if ($dec !== $val) { echo "ERROR: $val => $enc => $dec\n"; } else { echo sprintf("%7d %7s %7s %4d\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)
8.3.60.0170.00716.63
8.3.50.0120.01022.81
8.3.40.0160.00318.99
8.3.30.0160.00319.16
8.3.20.0070.00020.13
8.3.10.0040.00421.77
8.3.00.0050.00319.13
8.2.180.0130.01016.63
8.2.170.0100.00722.96
8.2.160.0070.00720.40
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0090.00026.16
8.2.120.0030.00621.04
8.2.110.0030.00620.45
8.2.100.0070.00419.25
8.2.90.0030.00519.17
8.2.80.0060.00317.97
8.2.70.0000.00917.50
8.2.60.0080.00018.16
8.2.50.0030.00618.07
8.2.40.0100.00018.22
8.2.30.0040.00418.08
8.2.20.0040.00417.84
8.2.10.0050.00318.09
8.2.00.0050.00317.69
8.1.280.0060.01225.92
8.1.270.0090.00023.82
8.1.260.0050.00326.35
8.1.250.0040.00428.09
8.1.240.0040.00423.84
8.1.230.0000.01118.97
8.1.220.0080.00017.76
8.1.210.0040.00418.77
8.1.200.0030.00717.35
8.1.190.0030.00617.23
8.1.180.0000.00818.10
8.1.170.0030.00518.66
8.1.160.0030.00622.05
8.1.150.0040.00418.92
8.1.140.0000.00717.47
8.1.130.0000.00717.87
8.1.120.0070.00017.41
8.1.110.0050.00317.48
8.1.100.0020.00517.41
8.1.90.0070.00317.55
8.1.80.0040.00417.52
8.1.70.0000.00717.48
8.1.60.0060.00317.52
8.1.50.0000.00917.47
8.1.40.0030.00517.58
8.1.30.0040.00417.59
8.1.20.0080.00017.71
8.1.10.0040.00417.68
8.1.00.0090.00017.43
8.0.300.0000.00718.77
8.0.290.0050.00216.63
8.0.280.0000.00718.46
8.0.270.0060.00317.17
8.0.260.0030.00317.31
8.0.250.0000.00716.94
8.0.240.0070.00017.04
8.0.230.0000.00816.97
8.0.220.0000.00716.91
8.0.210.0000.00716.91
8.0.200.0040.00417.00
8.0.190.0040.00416.95
8.0.180.0040.00417.01
8.0.170.0050.00316.98
8.0.160.0030.00516.92
8.0.150.0000.00916.75
8.0.140.0040.00416.98
8.0.130.0030.00313.41
8.0.120.0050.00316.88
8.0.110.0070.00016.80
8.0.100.0000.00816.92
8.0.90.0040.00416.90
8.0.80.0030.01316.99
8.0.70.0040.00416.79
8.0.60.0080.00016.99
8.0.50.0040.00416.78
8.0.30.0130.00617.30
8.0.20.0080.01117.40
8.0.10.0030.00517.05
8.0.00.0070.01216.64
7.4.330.0000.00515.02
7.4.320.0030.00316.54
7.4.300.0000.00716.54
7.4.290.0030.00316.55
7.4.280.0060.00316.63
7.4.270.0030.00516.63
7.4.260.0090.00016.45
7.4.250.0000.00816.61
7.4.240.0070.00016.64
7.4.230.0000.00716.30
7.4.220.0090.01216.69
7.4.210.0040.01116.52
7.4.200.0070.00016.49
7.4.160.0040.01216.57
7.4.150.0140.00317.40
7.4.140.0180.00417.86
7.4.130.0110.01216.61
7.4.120.0090.01016.66
7.4.110.0000.01716.61
7.4.100.0100.00716.54
7.4.90.0110.00616.63
7.4.80.0070.01019.39
7.4.70.0120.00616.38
7.4.60.0060.01016.61
7.4.50.0000.00516.32
7.4.40.0160.00616.61
7.4.30.0070.01016.59
7.4.00.0070.01015.15
7.3.330.0050.00313.38
7.3.320.0050.00013.20
7.3.310.0050.00316.41
7.3.300.0000.00716.35
7.3.290.0040.01216.34
7.3.280.0080.00916.38
7.3.270.0180.00317.40
7.3.260.0080.01116.42
7.3.250.0100.00816.54
7.3.240.0040.01516.62
7.3.230.0050.01316.39
7.3.210.0090.00916.64
7.3.200.0110.00819.39
7.3.190.0070.01416.48
7.3.180.0120.00516.67
7.3.170.0040.01416.38
7.3.160.0090.00616.64
7.2.330.0110.00716.69
7.2.320.0140.00316.75
7.2.310.0030.01416.63
7.2.300.0100.00716.42
7.2.290.0080.00816.71
7.2.00.0040.00819.33
7.1.100.0000.01518.27
7.1.70.0000.01017.09
7.1.60.0070.01719.40
7.1.50.0070.01117.04
7.1.00.0070.06722.31
7.0.200.0000.01116.88
7.0.140.0030.07722.01
7.0.60.0130.08020.01
7.0.50.0100.04317.86
7.0.40.0130.08020.24
7.0.30.0170.04720.25
7.0.20.0200.04720.22
7.0.10.0130.08020.21
7.0.00.0100.07320.23
5.6.280.0100.07021.01
5.6.210.0070.08020.67
5.6.200.0070.05318.13
5.6.190.0070.07320.64
5.6.180.0370.07320.77
5.6.170.0270.05720.55
5.6.160.0030.06320.46
5.6.150.0100.07718.21
5.6.140.0070.08318.13
5.6.130.0100.07718.11
5.6.120.0030.07321.00
5.6.110.0030.09021.16
5.6.100.0030.04021.00
5.6.90.0030.05721.20
5.6.80.0030.04020.50
5.5.350.0030.06020.44
5.5.340.0100.04717.97
5.5.330.0100.04720.43
5.5.320.0030.05320.35
5.5.310.0300.07720.19
5.5.300.0000.05017.95
5.5.290.0070.08318.10
5.5.280.0130.04020.82
5.5.270.0070.08320.78
5.5.260.0030.04320.74
5.5.250.0030.05320.73
5.5.240.0170.07320.18
5.4.450.0370.04019.47
5.4.440.0500.04719.41
5.4.430.0070.05019.38
5.4.420.0230.03319.21
5.4.410.0300.04019.36
5.4.400.0300.04019.04
5.4.390.0570.04019.31
5.4.380.0130.08018.50
5.4.370.0230.04718.58
5.4.360.0270.04318.59
5.4.350.0130.05718.73
5.4.340.0130.05718.53
5.4.320.0030.03912.54
5.4.310.0080.05312.53
5.4.300.0110.04712.53
5.4.290.0120.05312.53
5.4.280.0120.04612.42
5.4.270.0110.04612.43
5.4.260.0110.06412.43
5.4.250.0040.05712.43
5.4.240.0100.05212.43
5.4.230.0080.04312.41
5.4.220.0050.04212.42
5.4.210.0090.03512.42
5.4.200.0060.04412.42
5.4.190.0050.05512.41
5.4.180.0100.05012.41
5.4.170.0070.05312.43
5.4.160.0070.04512.42
5.4.150.0070.03612.41
5.4.140.0040.04112.10
5.4.130.0070.03512.08
5.4.120.0050.03712.05
5.4.110.0110.03812.04
5.4.100.0060.03712.04
5.4.90.0060.05012.04
5.4.80.0020.04712.04
5.4.70.0040.03712.04
5.4.60.0040.04012.04
5.4.50.0080.03912.03
5.4.40.0060.03512.02
5.4.30.0040.04212.02
5.4.20.0090.05112.02
5.4.10.0110.03812.02
5.4.00.0050.03811.52
5.3.290.0070.03912.80
5.3.280.0040.04112.71
5.3.270.0070.04212.73
5.3.260.0040.04512.72
5.3.250.0060.04012.72
5.3.240.0070.03712.72
5.3.230.0050.04012.71
5.3.220.0050.03812.68
5.3.210.0050.04012.70
5.3.200.0090.04112.68
5.3.190.0100.03812.68
5.3.180.0060.03612.68
5.3.170.0080.04412.68
5.3.160.0060.03912.68
5.3.150.0080.04012.68
5.3.140.0060.04112.67
5.3.130.0070.04012.66
5.3.120.0090.04312.66
5.3.110.0080.04112.66
5.3.100.0140.03712.15
5.3.90.0080.05212.13
5.3.80.0050.04312.13
5.3.70.0050.04112.13
5.3.60.0090.03812.11
5.3.50.0200.04512.06
5.3.40.0070.04512.06
5.3.30.0060.03912.02
5.3.20.0100.03311.80
5.3.10.0120.04911.76
5.3.00.0070.03911.75
5.2.170.0080.0319.26
5.2.160.0110.0479.26
5.2.150.0140.0499.26
5.2.140.0090.0329.26
5.2.130.0090.0289.21
5.2.120.0030.0389.21
5.2.110.0150.0479.21
5.2.100.0090.0359.21
5.2.90.0140.0579.21
5.2.80.0070.0419.21
5.2.70.0040.0359.21
5.2.60.0100.0409.17
5.2.50.0090.0389.13
5.2.40.0070.0349.11
5.2.30.0060.0339.08
5.2.20.0060.0359.07
5.2.10.0070.0328.98
5.2.00.0050.0328.85
5.1.60.0030.0318.13
5.1.50.0040.0298.13
5.1.40.0060.0368.11
5.1.30.0040.0368.46
5.1.20.0080.0268.48
5.1.10.0100.0288.20
5.1.00.0070.0288.20
5.0.50.0030.0246.69
5.0.40.0050.0276.54
5.0.30.0060.0426.36
5.0.20.0030.0306.32
5.0.10.0040.0286.30
5.0.00.0040.0426.29
4.4.90.0050.0224.78
4.4.80.0030.0244.75
4.4.70.0020.0214.76
4.4.60.0030.0194.76
4.4.50.0040.0234.77
4.4.40.0050.0364.71
4.4.30.0030.0244.76
4.4.20.0030.0244.84
4.4.10.0040.0234.84
4.4.00.0030.0304.75
4.3.110.0040.0174.67
4.3.100.0040.0164.66
4.3.90.0070.0204.64
4.3.80.0060.0304.59
4.3.70.0030.0174.63
4.3.60.0030.0194.63
4.3.50.0010.0184.63
4.3.40.0050.0234.54
4.3.30.0010.0183.34
4.3.20.0010.0193.32
4.3.10.0020.0173.28
4.3.00.0100.01715.90

preferences:
47.64 ms | 401 KiB | 5 Q