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; } $vals[] = $mid; if ($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)
8.3.70.0110.01116.58
8.3.60.0160.00316.63
8.3.50.0130.01123.00
8.3.40.0030.01418.95
8.3.30.0110.00719.08
8.3.20.0030.00520.34
8.3.10.0030.00521.77
8.3.00.0000.00817.75
8.2.180.0160.00716.88
8.2.170.0150.00622.96
8.2.160.0040.01120.35
8.2.150.0080.00024.18
8.2.140.0000.00824.66
8.2.130.0070.00726.16
8.2.120.0050.00321.03
8.2.110.0060.00322.31
8.2.100.0030.00919.66
8.2.90.0000.00819.36
8.2.80.0030.00617.97
8.2.70.0060.00317.63
8.2.60.0060.00317.92
8.2.50.0060.00318.07
8.2.40.0070.00418.09
8.2.30.0060.00318.09
8.2.20.0040.00417.83
8.2.10.0030.00618.26
8.2.00.0000.00917.72
8.1.280.0060.01025.92
8.1.270.0050.00523.82
8.1.260.0040.00426.35
8.1.250.0000.00828.09
8.1.240.0000.01023.90
8.1.230.0060.00619.16
8.1.220.0040.00417.77
8.1.210.0050.00318.77
8.1.200.0100.00017.35
8.1.190.0000.01117.23
8.1.180.0080.00018.10
8.1.170.0000.00918.59
8.1.160.0000.00822.14
8.1.150.0040.00418.84
8.1.140.0050.00317.41
8.1.130.0040.00417.75
8.1.120.0000.00817.58
8.1.110.0000.00817.40
8.1.100.0040.00417.47
8.1.90.0070.00317.57
8.1.80.0000.00817.40
8.1.70.0070.00017.47
8.1.60.0030.00617.64
8.1.50.0040.00417.59
8.1.40.0030.00617.57
8.1.30.0000.00817.69
8.1.20.0050.00317.70
8.1.10.0060.00317.58
8.1.00.0060.00317.48
8.0.300.0000.00818.77
8.0.290.0060.00316.75
8.0.280.0040.00418.51
8.0.270.0040.00717.32
8.0.260.0030.00317.27
8.0.250.0070.00017.02
8.0.240.0000.00717.02
8.0.230.0040.00417.01
8.0.220.0000.00816.94
8.0.210.0000.00716.99
8.0.200.0030.00316.91
8.0.190.0040.00417.03
8.0.180.0060.00316.89
8.0.170.0030.00516.92
8.0.160.0070.00016.80
8.0.150.0030.00516.95
8.0.140.0040.00416.89
8.0.130.0000.00813.41
8.0.120.0000.00816.88
8.0.110.0000.00816.79
8.0.100.0080.00016.93
8.0.90.0040.00417.00
8.0.80.0060.01316.91
8.0.70.0060.00317.02
8.0.60.0030.00616.77
8.0.50.0050.00516.74
8.0.30.0110.01217.18
8.0.20.0200.01717.40
8.0.10.0050.00316.87
8.0.00.0140.00816.81
7.4.330.0000.00615.14
7.4.320.0000.00716.55
7.4.300.0040.00416.66
7.4.290.0040.00416.60
7.4.280.0000.00716.68
7.4.270.0000.00816.61
7.4.260.0050.00216.60
7.4.250.0040.00416.59
7.4.240.0020.00616.56
7.4.230.0070.00016.63
7.4.220.0070.01716.45
7.4.210.0130.00716.64
7.4.200.0000.00816.44
7.4.160.0040.01316.63
7.4.150.0130.00517.40
7.4.140.0110.00817.86
7.4.130.0110.00716.58
7.4.120.0140.00516.54
7.4.110.0080.01116.61
7.4.100.0130.00316.46
7.4.90.0110.00616.36
7.4.80.0100.01019.39
7.4.70.0090.00916.36
7.4.60.0120.00616.57
7.4.50.0060.00316.50
7.4.40.0100.00816.55
7.4.30.0090.00916.67
7.4.10.0090.00914.97
7.4.00.0050.01314.83
7.3.330.0000.00913.29
7.3.320.0060.00013.27
7.3.310.0070.00016.32
7.3.300.0020.00516.43
7.3.290.0040.01116.42
7.3.280.0060.01216.41
7.3.270.0150.00617.40
7.3.260.0080.01116.73
7.3.250.0100.00816.54
7.3.240.0080.01116.51
7.3.230.0120.00616.61
7.3.210.0080.01216.74
7.3.200.0060.01219.39
7.3.190.0070.01616.43
7.3.180.0090.01516.73
7.3.170.0170.00016.42
7.3.160.0110.00816.57
7.3.130.0070.01014.93
7.3.120.0000.01914.85
7.3.110.0100.01015.13
7.3.100.0000.01414.93
7.3.90.0060.00914.86
7.3.80.0070.01015.14
7.3.70.0090.00614.67
7.3.60.0000.01414.63
7.3.50.0100.00714.98
7.3.40.0070.01114.71
7.3.30.0050.00514.95
7.3.20.0070.00716.79
7.3.10.0070.00616.59
7.3.00.0070.00716.59
7.2.330.0100.01016.88
7.2.320.0110.00816.81
7.2.310.0110.00716.76
7.2.300.0070.01716.81
7.2.290.0150.00316.64
7.2.260.0100.01014.68
7.2.250.0080.01115.07
7.2.240.0030.01415.18
7.2.230.0070.00314.92
7.2.220.0030.01215.18
7.2.210.0040.01115.30
7.2.200.0100.01014.99
7.2.190.0060.00915.20
7.2.180.0030.00715.03
7.2.170.0070.01015.06
7.2.160.0030.01015.11
7.2.150.0090.00616.81
7.2.140.0040.00716.88
7.2.130.0070.00816.96
7.2.120.0040.01116.82
7.2.110.0080.00816.89
7.2.100.0070.00616.84
7.2.90.0050.01116.99
7.2.80.0100.00616.99
7.2.70.0110.01117.08
7.2.60.0080.00617.04
7.2.50.0050.00916.96
7.2.40.0070.01316.95
7.2.30.0000.01316.96
7.2.20.0040.01116.84
7.2.10.0090.00816.96
7.2.00.0040.00917.71
7.1.330.0100.00715.82
7.1.320.0030.01215.71
7.1.310.0100.00715.72
7.1.300.0070.01015.86
7.1.290.0060.00815.75
7.1.280.0030.00615.91
7.1.270.0030.00715.55
7.1.260.0000.01015.76
7.1.250.0030.01115.67
7.1.240.0060.00515.66
7.1.230.0090.00615.87
7.1.220.0090.00615.85
7.1.210.0060.01015.62
7.1.200.0060.00915.96
7.1.190.0080.00515.88
7.1.180.0000.01115.93
7.1.170.0060.01215.67
7.1.160.0080.00615.93
7.1.150.0080.00415.70
7.1.140.0030.01715.73
7.1.130.0100.01015.88
7.1.120.0050.00515.56
7.1.110.0060.00915.72
7.1.100.0070.00816.95
7.1.90.0070.00715.72
7.1.80.0030.00615.79
7.1.70.0030.00816.39
7.1.60.0100.01217.65
7.1.50.0070.01016.38
7.1.40.0040.00715.79
7.1.30.0060.00915.75
7.1.20.0100.00715.88
7.1.10.0140.00315.66
7.1.00.0020.04518.97
7.0.330.0030.01015.41
7.0.320.0030.00915.48
7.0.310.0080.00815.42
7.0.300.0070.01015.30
7.0.290.0080.00815.15
7.0.280.0000.00915.35
7.0.270.0040.01115.15
7.0.260.0070.00715.14
7.0.250.0030.01015.18
7.0.240.0000.01315.41
7.0.230.0070.01015.39
7.0.220.0000.01015.44
7.0.210.0000.01515.55
7.0.200.0080.00516.14
7.0.190.0090.00915.41
7.0.180.0030.00715.45
7.0.170.0060.00915.31
7.0.160.0030.00915.30
7.0.150.0120.00315.14
7.0.140.0020.04318.68
7.0.130.0040.00715.46
7.0.120.0030.01315.32
7.0.110.0070.00715.18
7.0.100.0060.00615.47
7.0.90.0090.00915.32
7.0.80.0070.00715.24
7.0.70.0110.00715.50
7.0.60.0050.03417.69
7.0.50.0080.04516.72
7.0.40.0120.04216.86
7.0.30.0180.04416.84
7.0.20.0220.03616.68
7.0.10.0080.04616.85
7.0.00.0090.03816.76
5.6.400.0000.01214.12
5.6.390.0110.00014.29
5.6.380.0000.01014.41
5.6.370.0090.00914.64
5.6.360.0070.01013.98
5.6.350.0100.01314.54
5.6.340.0120.00614.61
5.6.330.0070.01014.48
5.6.320.0100.00014.36
5.6.310.0090.00914.47
5.6.300.0060.01014.35
5.6.290.0030.01414.25
5.6.280.0080.04017.55
5.6.270.0090.00914.80
5.6.260.0030.01814.61
5.6.250.0090.00914.48
5.6.240.0000.01114.49
5.6.230.0060.00914.25
5.6.220.0110.00714.53
5.6.210.0080.04517.50
5.6.200.0070.02516.46
5.6.190.0070.04717.38
5.6.180.0180.03017.46
5.6.170.0180.04617.54
5.6.160.0100.02717.46
5.6.150.0070.04416.26
5.6.140.0070.04516.20
5.6.130.0050.03716.29
5.6.120.0020.05017.80
5.6.110.0100.04017.68
5.6.100.0080.04517.73
5.6.90.0080.04017.69
5.6.80.0080.04117.48
5.6.70.0030.01014.17
5.6.60.0060.00914.37
5.6.50.0070.01013.97
5.6.40.0040.01114.47
5.6.30.0070.01314.70
5.6.20.0080.00814.34
5.6.10.0090.00614.19
5.6.00.0070.01014.55
5.5.380.0140.00414.32
5.5.370.0070.01114.45
5.5.360.0080.00814.83
5.5.350.0130.03317.47
5.5.340.0050.05016.19
5.5.330.0020.05117.31
5.5.320.0210.03617.50
5.5.310.0180.02917.48
5.5.300.0050.02616.18
5.5.290.0090.04016.04
5.5.280.0100.04617.67
5.5.270.0080.03717.61
5.5.260.0050.04517.72
5.5.250.0000.03017.45
5.5.240.0050.02517.37
5.5.230.0000.01614.55
5.5.220.0000.01914.46
5.5.210.0070.00414.34
5.5.200.0060.01214.25
5.5.190.0000.01514.42
5.5.180.0070.01414.30
5.5.170.0100.00614.25
5.5.160.0070.01014.32
5.5.150.0060.00914.28
5.5.140.0100.00714.05
5.5.130.0130.00314.54
5.5.120.0030.01314.27
5.5.110.0090.00614.38
5.5.100.0120.00614.45
5.5.90.0120.00314.39
5.5.80.0070.01014.28
5.5.70.0040.01214.27
5.5.60.0110.00414.20
5.5.50.0060.00914.52
5.5.40.0070.00314.33
5.5.30.0060.01014.34
5.5.20.0070.01014.31
5.5.10.0130.00614.14
5.5.00.0070.01114.52
5.4.450.0230.03515.36
5.4.440.0400.04315.28
5.4.430.0430.03415.32
5.4.420.0530.02615.46
5.4.410.0330.03515.21
5.4.400.0480.03315.23
5.4.390.0350.04515.02
5.4.380.0120.03414.81
5.4.370.0050.03615.08
5.4.360.0060.03114.99
5.4.350.0120.03114.97
5.4.340.0100.03014.74
5.4.330.0110.00311.37
5.4.320.0060.02711.93
5.4.310.0090.02311.89
5.4.300.0060.02311.98
5.4.290.0060.02511.82
5.4.280.0080.02311.79
5.4.270.0040.02711.89
5.4.260.0050.02311.67
5.4.250.0060.02311.70
5.4.240.0100.01911.95
5.4.230.0070.02111.92
5.4.220.0080.02611.75
5.4.210.0040.02311.91
5.4.200.0030.02811.82
5.4.190.0050.02311.88
5.4.180.0050.02411.73
5.4.170.0090.02011.95
5.4.160.0040.02711.80
5.4.150.0050.02411.78
5.4.140.0040.02511.77
5.4.130.0060.02411.80
5.4.120.0040.02711.79
5.4.110.0040.02611.63
5.4.100.0060.02211.71
5.4.90.0050.02811.59
5.4.80.0040.02911.58
5.4.70.0050.02411.59
5.4.60.0050.02311.63
5.4.50.0040.02211.67
5.4.40.0060.02111.71
5.4.30.0050.02511.70
5.4.20.0030.02711.50
5.4.10.0030.02611.59
5.4.00.0040.02311.42
5.3.290.0060.04412.80
5.3.280.0040.04412.73
5.3.270.0070.04212.74
5.3.260.0060.04112.74
5.3.250.0040.04112.74
5.3.240.0070.03812.74
5.3.230.0060.04212.73
5.3.220.0050.04012.70
5.3.210.0110.05212.70
5.3.200.0080.03812.70
5.3.190.0050.04012.70
5.3.180.0040.04112.70
5.3.170.0110.05412.70
5.3.160.0080.05812.70
5.3.150.0110.03312.70
5.3.140.0120.05012.69
5.3.130.0080.04312.68
5.3.120.0100.03912.68
5.3.110.0060.05312.68
5.3.100.0080.05612.17
5.3.90.0080.05812.15
5.3.80.0070.05212.14
5.3.70.0090.05012.14
5.3.60.0070.05212.13
5.3.50.0120.06512.08
5.3.40.0130.05412.08
5.3.30.0100.05012.04
5.3.20.0070.05311.82
5.3.10.0030.05611.78
5.3.00.0070.05211.77
5.2.170.0080.0519.28
5.2.160.0060.0449.28
5.2.150.0090.0419.28
5.2.140.0070.0479.28
5.2.130.0070.0439.23
5.2.120.0070.0459.23
5.2.110.0070.0309.24
5.2.100.0080.0399.23
5.2.90.0040.0459.23
5.2.80.0030.0399.23
5.2.70.0050.0359.23
5.2.60.0070.0459.18
5.2.50.0100.0299.16
5.2.40.0080.0429.13
5.2.30.0050.0449.11
5.2.20.0070.0289.09
5.2.10.0040.0319.00
5.2.00.0020.0348.87
5.1.60.0060.0328.16
5.1.50.0060.0268.15
5.1.40.0050.0278.13
5.1.30.0030.0308.49
5.1.20.0030.0308.51
5.1.10.0050.0398.23
5.1.00.0070.0398.23
5.0.50.0030.0356.72
5.0.40.0030.0266.58
5.0.30.0020.0376.39
5.0.20.0060.0226.36
5.0.10.0040.0276.34
5.0.00.0020.0356.33
4.4.90.0030.0204.78
4.4.80.0030.0214.75
4.4.70.0030.0204.76
4.4.60.0060.0174.75
4.4.50.0070.0254.77
4.4.40.0060.0354.74
4.4.30.0040.0214.76
4.4.20.0030.0284.84
4.4.10.0010.0214.85
4.4.00.0040.0334.76
4.3.110.0030.0274.67
4.3.100.0030.0214.66
4.3.90.0030.0194.63
4.3.80.0070.0274.63
4.3.70.0010.0224.63
4.3.60.0030.0194.62
4.3.50.0050.0234.63
4.3.40.0160.0634.57
4.3.30.0030.0223.38
4.3.20.0020.0213.37
4.3.10.0030.0203.32
4.3.00.0100.0377.09

preferences:
48.03 ms | 401 KiB | 5 Q