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('%1.2f', $val/24).'d'; } if ($val < 168*10) { return sprintf('%1.2f', $val/168).'w'; } //if ($val < 730*10) { // return sprintf('%1.2f', $val/730).'m'; //} return sprintf('%1.2f', $val/8760).'y'; } function cmp($val) { return strlen(gdr_encode($val))+2-strlen($val); } function insert(&$vals, $n) { $min = intval('1'.str_repeat('0', $n-1)); $max = intval(str_repeat('9', $n)); $vals[] = $min; $vals[] = $max; $cmp_min = cmp($min); $cmp_max = cmp($max); if ($cmp_min === $cmp_max) { return; } // binary search for edges if ($cmp_min+1 !== $cmp_max) { echo "ERROR: invalid search assumption: possibly missing edges: [$min => $cmp_min, $max => $cmp_max]\n"; } while ($min <= $max) { $mid = (int)(($min+$max)/2); $cmp_mid = cmp($mid); //echo "trace: [$min => $cmp_min, $mid => $cmp_mid, $max=>$cmp_max]\n"; if ($cmp_min === $cmp_mid && $cmp_mid !== cmp($mid+1)) { $vals[] = $mid; $vals[] = $mid+1; return; } //$vals[] = $mid; // include visited values in results if ($min === $max) { return; } if ($cmp_min < $cmp_mid) { $max = $mid-1; } else { $min = $mid+1; } } } $vals = array(0); for ($i=1; $i<8; $i++) { insert($vals, $i); } $vals = array_unique($vals); sort($vals); echo sprintf("%7s %7s %8s %4s\n", 'num', 'str', 'time', 'cmp'); foreach ($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 %8s %4d\n", $dec, "\"$enc\"", duration($val), cmp($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)
8.3.60.0070.01116.48
8.3.50.0210.00622.91
8.3.40.0120.00318.86
8.3.30.0110.00319.17
8.3.20.0040.00420.32
8.3.10.0050.00321.65
8.3.00.0080.00017.46
8.2.180.0160.00016.75
8.2.170.0100.01322.96
8.2.160.0140.00020.39
8.2.150.0040.00424.18
8.2.140.0050.00324.66
8.2.130.0080.00026.16
8.2.120.0080.00021.16
8.2.110.0140.00322.11
8.2.100.0090.00317.75
8.2.90.0080.00019.23
8.2.80.0050.00317.97
8.2.70.0080.00017.63
8.2.60.0000.00817.93
8.2.50.0070.00318.07
8.2.40.0050.00518.16
8.2.30.0020.00518.18
8.2.20.0040.00417.80
8.2.10.0040.00418.30
8.2.00.0040.00417.69
8.1.280.0080.00825.92
8.1.270.0080.00023.84
8.1.260.0080.00026.35
8.1.250.0050.00328.09
8.1.240.0060.00323.88
8.1.230.0080.00419.15
8.1.220.0040.00417.74
8.1.210.0060.00318.77
8.1.200.0000.00917.35
8.1.190.0040.00417.35
8.1.180.0030.00518.10
8.1.170.0000.00918.59
8.1.160.0000.00721.98
8.1.150.0000.00818.84
8.1.140.0040.00417.39
8.1.130.0030.00317.80
8.1.120.0050.00217.56
8.1.110.0040.00417.49
8.1.100.0020.00517.48
8.1.90.0070.00417.48
8.1.80.0040.00417.57
8.1.70.0000.00717.43
8.1.60.0040.00417.52
8.1.50.0000.00817.65
8.1.40.0050.00317.60
8.1.30.0000.00817.58
8.1.20.0040.00417.61
8.1.10.0050.00317.57
8.1.00.0040.00417.47
8.0.300.0020.00518.77
8.0.290.0050.00316.75
8.0.280.0000.00718.50
8.0.270.0030.00717.36
8.0.260.0000.00717.27
8.0.250.0000.00717.07
8.0.240.0030.00317.00
8.0.230.0060.00316.96
8.0.220.0000.00716.96
8.0.210.0040.00416.91
8.0.200.0000.00616.90
8.0.190.0040.00417.05
8.0.180.0000.00817.02
8.0.170.0030.00616.99
8.0.160.0080.00016.82
8.0.150.0040.00416.75
8.0.140.0080.00016.76
8.0.130.0030.00313.32
8.0.120.0080.00016.89
8.0.110.0040.00416.94
8.0.100.0000.00716.90
8.0.90.0080.00016.77
8.0.80.0070.01016.93
8.0.70.0080.00016.99
8.0.60.0000.00716.84
8.0.50.0040.00416.90
8.0.30.0110.01117.25
8.0.20.0080.01217.40
8.0.10.0050.00317.11
8.0.00.0130.01016.85
7.4.330.0030.00315.00
7.4.320.0000.00816.66
7.4.300.0000.00716.61
7.4.290.0070.00016.54
7.4.280.0040.00416.44
7.4.270.0000.00716.55
7.4.260.0040.00416.60
7.4.250.0000.00816.53
7.4.240.0070.00016.63
7.4.230.0040.00416.47
7.4.220.0030.01516.64
7.4.210.0070.00716.66
7.4.200.0050.00216.74
7.4.160.0160.00016.47
7.4.150.0100.01017.40
7.4.140.0060.01317.86
7.4.130.0130.00416.63
7.4.120.0070.01116.63
7.4.110.0140.00416.69
7.4.100.0120.00616.67
7.4.90.0040.01416.57
7.4.80.0140.01119.39
7.4.70.0080.00816.76
7.4.60.0090.00916.54
7.4.50.0000.00516.79
7.4.40.0080.00816.68
7.4.30.0100.00716.48
7.4.00.0060.01014.98
7.3.330.0040.00413.29
7.3.320.0030.00313.50
7.3.310.0050.00316.32
7.3.300.0070.00016.30
7.3.290.0140.00416.36
7.3.280.0100.00716.42
7.3.270.0130.00517.40
7.3.260.0080.00816.36
7.3.250.0090.01016.39
7.3.240.0090.01316.36
7.3.230.0060.01216.46
7.3.210.0100.00716.63
7.3.200.0080.01119.39
7.3.190.0060.01216.51
7.3.180.0090.00916.57
7.3.170.0070.01016.62
7.3.160.0060.01616.53
7.3.120.0080.01114.96
7.3.110.0030.01214.93
7.3.100.0030.01214.95
7.3.90.0080.00614.80
7.3.80.0080.00814.87
7.3.70.0050.00914.99
7.3.60.0080.00614.99
7.3.50.0080.00714.94
7.3.40.0050.00514.90
7.3.30.0050.00914.68
7.3.20.0080.00816.43
7.3.10.0030.01316.76
7.3.00.0060.00616.71
7.2.330.0070.01116.71
7.2.320.0130.00416.53
7.2.310.0150.00616.88
7.2.300.0110.00716.65
7.2.290.0060.01116.61
7.2.250.0020.01515.25
7.2.240.0100.01015.25
7.2.230.0020.01315.15
7.2.220.0030.00914.96
7.2.210.0090.00914.91
7.2.200.0050.01214.99
7.2.190.0090.00815.17
7.2.180.0070.00715.13
7.2.170.0030.00915.14
7.2.00.0060.01218.79
7.1.330.0090.00515.82
7.1.320.0040.01115.68
7.1.310.0050.00515.91
7.1.300.0050.00915.71
7.1.290.0050.00815.79
7.1.280.0090.00515.76
7.1.270.0080.00815.85
7.1.260.0050.00815.98
7.1.100.0060.00918.20
7.1.70.0060.00617.13
7.1.60.0070.01719.40
7.1.50.0130.01016.82
7.1.00.0000.08022.44
7.0.200.0030.01016.85
7.0.140.0170.06321.99
7.0.60.0030.04319.97
7.0.50.0030.08017.90
7.0.40.0100.05319.96
7.0.30.0230.07020.26
7.0.20.0370.06720.12
7.0.10.0030.06020.13
7.0.00.0130.03720.14
5.6.280.0030.07721.02
5.6.210.0170.07020.52
5.6.200.0070.05318.26
5.6.190.0070.09020.48
5.6.180.0600.04320.48
5.6.170.0270.07720.44
5.6.160.0070.07320.57
5.6.150.0000.07718.19
5.6.140.0100.07318.20
5.6.130.0130.07318.15
5.6.120.0070.08721.01
5.6.110.0100.08321.04
5.6.100.0070.08321.02
5.6.90.0100.07021.04
5.6.80.0130.07320.54
5.5.350.0070.08720.32
5.5.340.0030.08317.98
5.5.330.0070.05020.41
5.5.320.0470.07020.31
5.5.310.0230.06020.35
5.5.300.0100.06317.95
5.5.290.0100.06017.99
5.5.280.0130.08320.70
5.5.270.0100.04320.82
5.5.260.0070.08320.67
5.5.250.0070.09020.72
5.5.240.0330.05020.38
5.4.450.0470.05019.42
5.4.440.0470.04019.32
5.4.430.0670.05019.41
5.4.420.0370.03319.55
5.4.410.0430.04719.33
5.4.400.0270.03019.09
5.4.390.0630.03718.98
5.4.380.0200.05318.58
5.4.370.0270.05318.74
5.4.360.0170.05318.78
5.4.350.0130.05718.74
5.4.340.0200.04718.67
5.4.320.0030.04012.54
5.4.310.0060.05612.54
5.4.300.0060.04712.54
5.4.290.0050.05012.53
5.4.280.0080.06512.43
5.4.270.0070.05212.43
5.4.260.0070.04712.43
5.4.250.0050.03912.43
5.4.240.0090.03412.43
5.4.230.0040.04712.42
5.4.220.0070.03712.42
5.4.210.0040.03912.43
5.4.200.0060.04012.42
5.4.190.0040.04012.42
5.4.180.0090.03612.42
5.4.170.0060.03712.43
5.4.160.0060.03712.43
5.4.150.0050.03812.41
5.4.140.0020.04212.10
5.4.130.0030.03912.09
5.4.120.0030.04012.04
5.4.110.0080.03412.05
5.4.100.0050.03812.04
5.4.90.0070.03812.04
5.4.80.0090.03612.05
5.4.70.0070.03512.04
5.4.60.0080.03612.04
5.4.50.0030.03912.04
5.4.40.0050.03712.02
5.4.30.0040.04512.02
5.4.20.0070.03812.03
5.4.10.0090.03912.02
5.4.00.0070.03811.52
5.3.290.0070.04112.80
5.3.280.0060.04412.73
5.3.270.0060.04012.74
5.3.260.0040.04212.73
5.3.250.0090.03712.73
5.3.240.0050.04012.73
5.3.230.0050.03912.73
5.3.220.0040.03912.70
5.3.210.0060.04112.70
5.3.200.0090.04812.70
5.3.190.0020.04312.70
5.3.180.0050.04012.70
5.3.170.0050.04112.69
5.3.160.0080.03812.70
5.3.150.0120.03712.70
5.3.140.0070.03812.68
5.3.130.0040.04612.68
5.3.120.0090.04412.68
5.3.110.0060.05512.68
5.3.100.0070.03912.17
5.3.90.0060.05612.14
5.3.80.0100.04812.14
5.3.70.0070.04612.13
5.3.60.0070.03512.12
5.3.50.0080.04312.07
5.3.40.0100.04612.07
5.3.30.0070.03712.03
5.3.20.0070.04211.81
5.3.10.0070.03711.77
5.3.00.0110.04311.76
5.2.170.0060.0379.27
5.2.160.0050.0489.27
5.2.150.0070.0389.27
5.2.140.0100.0299.27
5.2.130.0040.0339.23
5.2.120.0060.0369.23
5.2.110.0020.0349.24
5.2.100.0040.0319.23
5.2.90.0060.0329.23
5.2.80.0030.0349.22
5.2.70.0110.0599.23
5.2.60.0070.0309.18
5.2.50.0040.0329.15
5.2.40.0030.0329.13
5.2.30.0060.0339.10
5.2.20.0070.0309.10
5.2.10.0060.0319.00
5.2.00.0080.0398.86
5.1.60.0050.0358.15
5.1.50.0030.0378.14
5.1.40.0020.0378.13
5.1.30.0050.0278.48
5.1.20.0070.0288.50
5.1.10.0090.0278.22
5.1.00.0070.0278.22
5.0.50.0080.0286.71
5.0.40.0020.0296.58
5.0.30.0070.0316.39
5.0.20.0050.0206.35
5.0.10.0030.0236.33
5.0.00.0020.0406.32
4.4.90.0010.0204.78
4.4.80.0040.0164.75
4.4.70.0040.0174.75
4.4.60.0030.0174.75
4.4.50.0040.0174.77
4.4.40.0010.0294.73
4.4.30.0060.0154.76
4.4.20.0040.0214.84
4.4.10.0050.0184.85
4.4.00.0030.0274.76
4.3.110.0010.0194.67
4.3.100.0020.0224.67
4.3.90.0000.0204.63
4.3.80.0040.0284.61
4.3.70.0060.0224.63
4.3.60.0020.0284.63
4.3.50.0060.0244.63
4.3.40.0040.0304.57
4.3.30.0020.0183.38
4.3.20.0030.0173.36
4.3.10.0020.0223.30
4.3.00.0170.01715.91

preferences:
37.79 ms | 401 KiB | 5 Q