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', $val/8760).'y'; } function cmp($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[] = $mid+1; return; } if ($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($vals); echo sprintf("%7s %7s %7s %4s\n", 'num', 'str', 'time', 'cmp'); foreach ($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($val), cmp($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)
8.3.60.0090.00918.68
8.3.50.0260.00422.84
8.3.40.0040.01118.88
8.3.30.0160.00319.04
8.3.20.0040.01220.35
8.3.10.0000.00821.90
8.3.00.0060.00319.38
8.2.180.0120.00316.50
8.2.170.0100.01022.96
8.2.160.0030.01022.09
8.2.150.0030.00524.18
8.2.140.0080.00024.66
8.2.130.0130.00626.16
8.2.120.0080.00020.88
8.2.110.0030.00621.04
8.2.100.0110.00319.76
8.2.90.0000.00819.41
8.2.80.0030.00617.97
8.2.70.0050.00317.50
8.2.60.0040.00418.05
8.2.50.0090.00018.10
8.2.40.0070.00418.34
8.2.30.0080.00018.05
8.2.20.0000.00817.86
8.2.10.0000.00818.11
8.2.00.0020.00517.91
8.1.280.0000.01525.92
8.1.270.0040.00423.96
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0140.00722.69
8.1.230.0080.00317.77
8.1.220.0030.00617.74
8.1.210.0030.00518.77
8.1.200.0060.00317.38
8.1.190.0030.00617.35
8.1.180.0030.00518.10
8.1.170.0050.00318.71
8.1.160.0000.00822.10
8.1.150.0040.00418.93
8.1.140.0050.00217.46
8.1.130.0030.00317.88
8.1.120.0000.00717.54
8.1.110.0030.00517.50
8.1.100.0030.00617.37
8.1.90.0060.00317.46
8.1.80.0040.00417.46
8.1.70.0040.00417.42
8.1.60.0040.00417.69
8.1.50.0070.00417.60
8.1.40.0030.00517.63
8.1.30.0040.00417.73
8.1.20.0040.00417.72
8.1.10.0030.00617.64
8.1.00.0030.00617.58
8.0.300.0040.00418.77
8.0.290.0030.00616.88
8.0.280.0030.00318.42
8.0.270.0050.00517.27
8.0.260.0030.00317.19
8.0.250.0030.00317.00
8.0.240.0030.00316.96
8.0.230.0020.00516.95
8.0.220.0030.00316.85
8.0.210.0030.00316.93
8.0.200.0000.00817.05
8.0.190.0000.00816.89
8.0.180.0080.00016.87
8.0.170.0090.00016.87
8.0.160.0000.00716.91
8.0.150.0040.00416.79
8.0.140.0000.00716.91
8.0.130.0000.00713.35
8.0.120.0060.00316.97
8.0.110.0000.00816.98
8.0.100.0000.00716.97
8.0.90.0040.00416.88
8.0.80.0100.00716.91
8.0.70.0030.00516.98
8.0.60.0070.00016.94
8.0.50.0040.00416.86
8.0.30.0120.00817.30
8.0.20.0110.00817.40
8.0.10.0000.00716.93
8.0.00.0130.00916.91
7.4.330.0030.00315.20
7.4.320.0000.00716.52
7.4.300.0000.00616.49
7.4.290.0050.00216.66
7.4.280.0000.00716.57
7.4.270.0000.00716.65
7.4.260.0000.00716.56
7.4.250.0070.00016.63
7.4.240.0060.00216.58
7.4.230.0050.00316.68
7.4.220.0150.00316.56
7.4.210.0070.00716.47
7.4.200.0020.00516.36
7.4.160.0100.01016.77
7.4.150.0060.01317.40
7.4.140.0080.01017.86
7.4.130.0100.00716.57
7.4.120.0110.00616.65
7.4.110.0100.01316.50
7.4.100.0170.00016.50
7.4.90.0110.00716.52
7.4.80.0090.00919.39
7.4.70.0060.00916.81
7.4.60.0120.00616.39
7.4.50.0000.00916.44
7.4.40.0120.00616.54
7.4.30.0030.01316.50
7.4.00.0000.01415.09
7.3.330.0040.00413.29
7.3.320.0050.00013.43
7.3.310.0070.00016.28
7.3.300.0000.00716.34
7.3.290.0060.00916.39
7.3.280.0070.01016.42
7.3.270.0110.00817.40
7.3.260.0040.01416.43
7.3.250.0080.01016.46
7.3.240.0110.00816.55
7.3.230.0090.00916.54
7.3.210.0060.01116.55
7.3.200.0040.01419.39
7.3.190.0070.01416.62
7.3.180.0120.00916.47
7.3.170.0140.00316.44
7.3.160.0100.00716.39
7.2.330.0080.01616.93
7.2.320.0070.01116.92
7.2.310.0080.00816.70
7.2.300.0030.02016.78
7.2.290.0120.00616.73
7.2.00.0000.01519.04
7.1.100.0070.01018.23
7.1.70.0060.00317.34
7.1.60.0130.01319.40
7.1.50.0090.00917.01
7.1.00.0100.07022.54
7.0.200.0040.00416.87
7.0.140.0030.06322.21
7.0.110.0670.08719.95
7.0.100.0500.05019.96
7.0.90.0530.07719.98
7.0.80.0470.07719.95
7.0.70.0530.04020.05
7.0.60.0600.07020.07
7.0.50.0570.08720.47
7.0.40.0030.08719.99
7.0.30.0130.07020.26
7.0.20.0130.07020.22
7.0.10.0030.08320.18
7.0.00.0030.09020.26
5.6.280.0030.07721.13
5.6.250.0070.07720.75
5.6.240.0100.04320.69
5.6.230.0030.07720.58
5.6.220.0070.07720.54
5.6.210.0130.07320.70
5.6.200.0070.08721.16
5.6.190.0100.08020.96
5.6.180.0130.07720.99
5.6.170.0100.07721.08
5.6.160.0070.05021.12
5.6.150.0030.09321.31
5.6.140.0070.08021.18
5.6.130.0030.09321.13
5.6.120.0000.09021.24
5.6.110.0100.08021.15
5.6.100.0100.08021.02
5.6.90.0100.07321.22
5.6.80.0100.07320.50
5.6.70.0100.08020.53
5.6.60.0100.07020.38
5.6.50.0130.06720.55
5.6.40.0130.07720.52
5.6.30.0130.07020.51
5.6.20.0070.06020.57
5.6.10.0070.07720.40
5.6.00.0170.05320.45
5.5.380.0030.08720.39
5.5.370.0170.07320.51
5.5.360.0070.08320.55
5.5.350.0170.07320.41
5.5.340.0070.05320.77
5.5.330.0100.07320.97
5.5.320.0070.08020.84
5.5.310.0100.08020.93
5.5.300.0100.08320.91
5.5.290.0000.07720.98
5.5.280.0030.06720.86
5.5.270.0170.06320.91
5.5.260.0200.07321.03
5.5.250.0100.07720.75
5.5.240.0130.06320.32
5.5.230.0000.04720.10
5.5.220.0100.07020.37
5.5.210.0030.08320.21
5.5.200.0100.07320.33
5.5.190.0100.07320.32
5.5.180.0130.07320.39
5.5.160.0130.07720.36
5.5.150.0130.07320.26
5.5.140.0100.07320.14
5.5.130.0100.07020.36
5.5.120.0100.07720.32
5.5.110.0100.07720.23
5.5.100.0070.05020.24
5.5.90.0030.07720.00
5.5.80.0130.07320.28
5.5.70.0030.07320.17
5.5.60.0070.06020.05
5.5.50.0070.07320.26
5.5.40.0100.07320.03
5.5.30.0000.07720.03
5.5.20.0130.04320.22
5.5.10.0070.07720.14
5.5.00.0070.07720.21
5.4.450.0130.08019.58
5.4.440.0070.07319.64
5.4.430.0100.07719.69
5.4.420.0070.06019.31
5.4.410.0130.07319.33
5.4.400.0000.05019.25
5.4.390.0170.07019.02
5.4.380.0130.07019.09
5.4.370.0030.08019.24
5.4.360.0070.07319.18
5.4.350.0030.07019.03
5.4.340.0130.06719.23
5.4.320.0070.06319.03
5.4.310.0030.05019.09
5.4.300.0030.07019.16
5.4.290.0070.07319.09
5.4.280.0070.07719.22
5.4.270.0030.08319.03
5.4.260.0130.07319.02
5.4.250.0100.07319.00
5.4.240.0030.05019.02
5.4.230.0000.08019.00
5.4.220.0100.07319.23
5.4.210.0000.08019.33
5.4.200.0170.03719.03
5.4.190.0100.07019.33
5.4.180.0100.07319.00
5.4.170.0030.07319.30
5.4.160.0030.08018.93
5.4.150.0100.07718.97
5.4.140.0030.07316.57
5.4.130.0100.07016.60
5.4.120.0030.07316.43
5.4.110.0100.06716.31
5.4.100.0030.06716.62
5.4.90.0030.07316.52
5.4.80.0030.07016.36
5.4.70.0070.05716.60
5.4.60.0100.06316.27
5.4.50.0000.06716.36
5.4.40.0070.07716.61
5.4.30.0000.04716.41
5.4.20.0000.05016.50
5.4.10.0000.07716.44
5.4.00.0030.07715.80
5.3.290.0070.07314.73
5.3.280.0070.08014.74
5.3.270.0100.06314.66
5.3.260.0100.04014.75
5.3.250.0130.05714.88
5.3.240.0030.05014.78
5.3.230.0070.07714.66
5.3.220.0070.06714.57
5.3.210.0070.08014.61
5.3.200.0030.07714.61
5.3.190.0130.06314.84
5.3.180.0070.07014.73
5.3.170.0070.04714.84
5.3.160.0000.08014.74
5.3.150.0030.07014.62
5.3.140.0030.07714.58
5.3.130.0070.07714.61
5.3.120.0100.05014.55
5.3.110.0130.06714.59
5.3.100.0000.07014.16
5.3.90.0100.07314.06
5.3.80.0130.04014.03
5.3.70.0070.06714.05
5.3.60.0130.05714.04
5.3.50.0100.06713.97
5.3.40.0100.07314.00
5.3.30.0100.06014.04
5.3.20.0030.08013.81
5.3.10.0070.04713.84
5.3.00.0000.03713.71
5.2.170.0030.06311.20
5.2.160.0130.05311.20
5.2.150.0030.06711.07
5.2.140.0070.03711.20
5.2.130.0000.06711.11
5.2.120.0070.06311.01
5.2.110.0070.05011.38
5.2.100.0000.03311.17
5.2.90.0000.03011.17
5.2.80.0070.02711.09
5.2.70.0030.03311.12
5.2.60.0000.03011.08
5.2.50.0000.03011.04
5.2.40.0030.02711.04
5.2.30.0000.03011.15
5.2.20.0000.03010.95
5.2.10.0030.02710.90
5.2.00.0030.03010.84
5.1.60.0070.02310.07
5.1.50.0030.02310.19
5.1.40.0030.02310.00
5.1.30.0000.02710.46
5.1.20.0070.02010.64
5.1.10.0000.02710.15
5.1.00.0000.02710.26
5.0.50.0000.0238.66
5.0.40.0030.0208.60
5.0.30.0030.0308.48
5.0.20.0070.0278.48
5.0.10.0000.0278.48
5.0.00.0000.0338.48
4.4.90.0030.0178.48
4.4.80.0070.0108.48
4.4.70.0030.0178.48
4.4.60.0030.0138.48
4.4.50.0000.0178.48
4.4.40.0000.0278.48
4.4.30.0000.0178.48
4.4.20.0000.0178.48
4.4.10.0030.0178.48
4.4.00.0000.0408.48
4.3.110.0000.0238.48
4.3.100.0070.0308.48
4.3.90.0000.0178.48
4.3.80.0000.0278.48
4.3.70.0000.0238.48
4.3.60.0030.0138.48
4.3.50.0000.0178.48
4.3.40.0000.0238.48
4.3.30.0000.0178.48
4.3.20.0030.0278.48
4.3.10.0000.0238.48
4.3.00.0000.0238.48

preferences:
46.02 ms | 401 KiB | 5 Q