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', $val/8760).'y'; } function insert(&$map, $n) { $map['1'.str_repeat('0', $n-1)] = true; $map[str_repeat('9', $n)] = true; } $map = array(0 => true); for ($i=1; $i<10; $i++) { insert($map, 1); } print_r(array_keys($map)); echo "\n\n"; $vals = array( 0, 1, 99, 100, 255, 256, 999, 1000, 9999, 10000, 65535, 65536, 99999, 100000, 250000, 500000, 750000, 999999, 1000000, 9999999, //4294967295, 4294967296 ); echo sprintf("%7s %7s %7s %4s\n", 'num', 'str', 'time', 'cmp'); foreach ($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)
8.3.60.0090.00616.50
8.3.50.0120.00522.74
8.3.40.0150.00418.97
8.3.30.0150.00619.17
8.3.20.0080.00020.16
8.3.10.0080.00021.73
8.3.00.0030.00617.50
8.2.180.0090.00618.29
8.2.170.0160.00722.96
8.2.160.0070.00722.20
8.2.150.0040.00424.18
8.2.140.0060.00324.66
8.2.130.0030.00626.16
8.2.120.0000.00820.90
8.2.110.0050.00520.40
8.2.100.0060.00617.78
8.2.90.0080.00019.21
8.2.80.0090.00017.97
8.2.70.0050.00317.63
8.2.60.0090.00017.93
8.2.50.0000.00818.07
8.2.40.0030.00718.22
8.2.30.0000.00718.12
8.2.20.0000.00917.82
8.2.10.0060.00318.08
8.2.00.0000.00917.77
8.1.280.0070.00725.92
8.1.270.0000.00924.01
8.1.260.0000.00726.35
8.1.250.0030.00628.09
8.1.240.0060.00322.10
8.1.230.0000.01223.83
8.1.220.0040.00417.74
8.1.210.0030.00518.77
8.1.200.0070.00317.21
8.1.190.0060.00317.23
8.1.180.0040.00418.10
8.1.170.0030.00618.50
8.1.160.0000.00722.11
8.1.150.0030.00618.80
8.1.140.0070.00017.37
8.1.130.0070.00017.84
8.1.120.0070.00017.53
8.1.110.0040.00417.44
8.1.100.0020.00517.57
8.1.90.0040.00717.34
8.1.80.0000.00817.43
8.1.70.0040.00417.45
8.1.60.0060.00317.54
8.1.50.0000.00817.56
8.1.40.0000.00817.47
8.1.30.0050.00517.77
8.1.20.0040.00417.66
8.1.10.0050.00317.63
8.1.00.0040.00417.41
8.0.300.0000.00718.77
8.0.290.0040.00416.88
8.0.280.0000.00718.45
8.0.270.0050.00617.37
8.0.260.0030.00318.45
8.0.250.0030.00316.99
8.0.240.0070.00016.92
8.0.230.0000.00716.96
8.0.220.0070.00016.84
8.0.210.0000.00716.93
8.0.200.0060.00016.95
8.0.190.0000.00717.02
8.0.180.0000.00816.89
8.0.170.0030.00516.93
8.0.160.0000.00716.96
8.0.150.0070.00016.85
8.0.140.0000.00816.89
8.0.130.0060.00013.37
8.0.120.0000.00916.92
8.0.110.0030.00516.92
8.0.100.0040.00416.80
8.0.90.0000.00816.90
8.0.80.0150.00616.93
8.0.70.0040.00416.84
8.0.60.0000.00716.81
8.0.50.0070.00016.94
8.0.30.0090.01217.04
8.0.20.0130.00717.40
8.0.10.0050.00216.89
8.0.00.0070.01216.93
7.4.330.0050.00015.16
7.4.320.0000.00716.55
7.4.300.0070.00016.66
7.4.290.0050.00216.64
7.4.280.0080.00016.44
7.4.270.0000.00716.58
7.4.260.0000.00816.61
7.4.250.0070.00016.52
7.4.240.0040.00416.55
7.4.230.0000.00716.45
7.4.220.0030.01516.49
7.4.210.0090.00916.73
7.4.200.0030.00716.74
7.4.160.0140.00316.66
7.4.150.0100.00717.40
7.4.140.0110.00917.86
7.4.130.0100.01016.46
7.4.120.0100.01016.56
7.4.110.0050.01116.63
7.4.100.0130.01316.44
7.4.90.0060.02116.42
7.4.80.0060.01319.39
7.4.70.0060.01216.54
7.4.60.0060.01016.43
7.4.50.0090.00016.63
7.4.40.0090.00916.60
7.4.30.0080.01416.55
7.4.10.0060.01014.84
7.4.00.0080.00915.09
7.3.330.0050.00213.34
7.3.320.0000.00513.42
7.3.310.0000.00716.41
7.3.300.0030.00316.42
7.3.290.0110.00316.39
7.3.280.0090.01316.40
7.3.270.0030.01717.40
7.3.260.0090.00916.56
7.3.240.0110.01116.39
7.3.230.0090.01216.52
7.3.210.0070.01116.59
7.3.200.0080.01519.39
7.3.190.0140.00316.35
7.3.180.0140.00916.38
7.3.170.0080.00816.54
7.3.160.0120.00416.59
7.3.130.0110.00714.79
7.3.120.0080.00915.06
7.3.110.0000.01714.91
7.3.100.0100.00315.07
7.3.90.0100.00714.89
7.3.80.0030.01014.51
7.3.70.0080.00414.83
7.3.60.0110.00414.65
7.3.50.0040.00714.91
7.3.40.0060.00914.83
7.3.30.0000.01714.96
7.3.20.0070.00716.76
7.3.10.0060.00616.79
7.3.00.0090.00616.69
7.2.330.0070.01116.89
7.2.320.0080.00816.79
7.2.310.0110.00716.75
7.2.300.0060.01016.91
7.2.290.0080.00916.69
7.2.260.0070.01114.97
7.2.250.0110.00415.28
7.2.240.0100.00714.93
7.2.230.0000.01414.66
7.2.220.0060.01215.23
7.2.210.0100.00714.86
7.2.200.0040.01115.05
7.2.190.0000.01315.02
7.2.180.0080.00415.12
7.2.170.0030.01015.01
7.2.160.0030.01214.64
7.2.150.0030.01016.63
7.2.140.0070.00716.91
7.2.130.0070.00416.74
7.2.120.0090.00316.82
7.2.110.0000.01316.77
7.2.100.0060.00617.00
7.2.90.0040.01117.07
7.2.80.0070.00716.77
7.2.70.0030.01316.86
7.2.60.0030.00716.96
7.2.50.0030.00716.81
7.2.40.0070.01116.95
7.2.30.0030.00916.70
7.2.20.0030.01016.96
7.2.10.0090.00616.99
7.2.00.0080.00518.00
7.1.330.0110.00415.79
7.1.320.0030.00715.51
7.1.310.0110.00415.72
7.1.300.0100.00315.67
7.1.290.0110.00415.81
7.1.280.0070.00415.58
7.1.270.0000.01115.95
7.1.260.0040.00815.50
7.1.250.0080.00815.56
7.1.240.0080.00415.82
7.1.230.0060.00315.95
7.1.220.0090.00315.54
7.1.210.0080.00415.65
7.1.200.0080.00615.71
7.1.190.0090.00015.71
7.1.180.0060.00615.98
7.1.170.0100.00315.54
7.1.160.0070.00715.72
7.1.150.0040.00815.71
7.1.140.0030.00615.93
7.1.130.0040.01115.86
7.1.120.0000.01215.64
7.1.110.0120.00615.69
7.1.100.0080.00717.05
7.1.90.0000.01015.61
7.1.80.0040.01415.82
7.1.70.0040.00816.47
7.1.60.0070.01517.50
7.1.50.0040.01116.04
7.1.40.0090.00615.57
7.1.30.0130.00315.63
7.1.20.0090.00615.76
7.1.10.0040.01115.76
7.1.00.0050.04019.09
7.0.330.0040.00815.30
7.0.320.0090.00315.29
7.0.310.0070.01015.39
7.0.300.0030.00615.29
7.0.290.0060.01015.07
7.0.280.0070.00715.38
7.0.270.0030.01115.40
7.0.260.0000.01715.40
7.0.250.0080.01115.63
7.0.240.0070.00715.43
7.0.230.0020.00715.13
7.0.220.0070.00715.39
7.0.210.0090.00915.14
7.0.200.0050.00516.19
7.0.190.0030.00815.45
7.0.180.0080.00615.39
7.0.170.0030.00915.34
7.0.160.0030.01415.41
7.0.150.0070.00715.35
7.0.140.0030.04318.70
7.0.130.0030.01315.32
7.0.120.0090.00615.47
7.0.110.0090.00915.36
7.0.100.0060.00915.48
7.0.90.0040.00815.35
7.0.80.0000.00815.55
7.0.70.0040.01115.29
7.0.60.0000.02917.65
7.0.50.0130.03816.80
7.0.40.0110.04016.85
7.0.30.0360.03016.87
7.0.20.0120.04216.76
7.0.10.0020.02916.85
7.0.00.0000.04716.72
5.6.400.0060.00914.30
5.6.390.0030.01014.35
5.6.380.0130.00314.57
5.6.370.0030.01314.44
5.6.360.0090.00614.59
5.6.350.0070.01314.38
5.6.340.0060.00914.29
5.6.330.0070.00714.01
5.6.320.0000.01914.41
5.6.310.0030.01414.59
5.6.300.0060.00614.23
5.6.290.0040.01114.39
5.6.280.0030.04517.48
5.6.270.0030.01014.45
5.6.260.0080.00814.38
5.6.250.0060.00914.67
5.6.240.0030.00814.28
5.6.230.0120.00014.05
5.6.220.0030.01314.46
5.6.210.0030.03117.49
5.6.200.0070.04316.28
5.6.190.0020.05617.46
5.6.180.0150.03317.60
5.6.170.0130.04517.52
5.6.160.0110.02517.29
5.6.150.0050.04016.26
5.6.140.0040.04816.27
5.6.130.0020.04416.43
5.6.120.0100.04117.82
5.6.110.0120.04017.68
5.6.100.0090.04017.63
5.6.90.0030.04817.68
5.6.80.0100.03017.45
5.6.70.0080.00814.09
5.6.60.0120.00414.28
5.6.50.0030.01314.18
5.6.40.0030.00714.29
5.6.30.0000.01914.20
5.6.20.0030.01014.39
5.6.10.0000.01314.51
5.6.00.0130.00413.98
5.5.380.0040.00814.36
5.5.370.0040.00814.33
5.5.360.0040.01114.16
5.5.350.0050.04517.48
5.5.340.0080.04315.98
5.5.330.0040.04117.37
5.5.320.0030.02717.14
5.5.310.0160.02117.32
5.5.300.0060.04816.07
5.5.290.0100.04015.88
5.5.280.0070.04317.74
5.5.270.0050.05217.68
5.5.260.0050.05217.44
5.5.250.0100.04417.39
5.5.240.1540.02417.31
5.5.230.0040.00914.21
5.5.220.0110.00313.91
5.5.210.0030.00714.30
5.5.200.0090.00914.29
5.5.190.0070.01114.54
5.5.180.0000.00914.37
5.5.170.0040.01114.08
5.5.160.0090.00614.21
5.5.150.0000.01414.30
5.5.140.0030.00714.25
5.5.130.0070.00414.52
5.5.120.0030.00914.60
5.5.110.0080.00814.47
5.5.100.0080.00314.55
5.5.90.0000.00914.32
5.5.80.0040.00714.29
5.5.70.0000.01414.28
5.5.60.0030.00714.14
5.5.50.0080.00414.45
5.5.40.0040.01113.94
5.5.30.0000.01814.48
5.5.20.0030.00714.03
5.5.10.0080.00414.13
5.5.00.0030.01014.01
5.4.450.0120.03015.28
5.4.440.0290.02515.39
5.4.430.0220.02315.37
5.4.420.0090.02415.29
5.4.410.0070.02515.33
5.4.400.0130.02715.32
5.4.390.0130.02215.16
5.4.380.0120.02914.80
5.4.370.0100.03114.95
5.4.360.0100.02814.94
5.4.350.0080.03314.98
5.4.340.0120.02515.06
5.4.330.0070.00711.10
5.4.320.0060.02411.89
5.4.310.0050.02911.91
5.4.300.0040.02511.86
5.4.290.0070.02511.84
5.4.280.0060.02411.92
5.4.270.0080.02411.78
5.4.260.0080.02411.79
5.4.250.0070.02211.63
5.4.240.0080.01911.84
5.4.230.0050.02611.95
5.4.220.0070.02011.73
5.4.210.0100.01811.49
5.4.200.0060.02911.48
5.4.190.0050.03111.65
5.4.180.0050.02911.72
5.4.170.0080.01811.63
5.4.160.0050.02711.59
5.4.150.0060.02711.73
5.4.140.0040.02611.56
5.4.130.0090.02211.56
5.4.120.0040.02711.56
5.4.110.0030.02511.56
5.4.100.0060.02911.46
5.4.90.0050.02411.70
5.4.80.0040.02311.51
5.4.70.0060.02111.36
5.4.60.0060.02911.54
5.4.50.0060.02911.48
5.4.40.0040.02811.63
5.4.30.0060.02811.29
5.4.20.0080.02111.53
5.4.10.0050.02211.41
5.4.00.0070.02011.16
5.3.290.0090.05312.80
5.3.280.0080.03712.71
5.3.270.0060.04012.73
5.3.260.0030.04912.73
5.3.250.0050.04812.72
5.3.240.0050.04012.73
5.3.230.0070.04212.72
5.3.220.0100.04112.69
5.3.210.0070.04312.69
5.3.200.0060.04012.68
5.3.190.0090.04512.71
5.3.180.0040.05612.68
5.3.170.0090.05212.68
5.3.160.0050.04812.68
5.3.150.0040.04412.68
5.3.140.0070.03912.68
5.3.130.0060.04112.67
5.3.120.0070.03912.66
5.3.110.0060.04012.67
5.3.100.0110.03612.15
5.3.90.0070.04612.14
5.3.80.0070.03812.13
5.3.70.0090.03512.13
5.3.60.0080.04112.12
5.3.50.0090.04912.06
5.3.40.0060.05212.06
5.3.30.0060.04212.03
5.3.20.0070.03711.80
5.3.10.0090.03411.77
5.3.00.0040.03911.75
5.2.170.0080.0289.26
5.2.160.0060.0299.26
5.2.150.0040.0389.26
5.2.140.0070.0409.26
5.2.130.0020.0419.22
5.2.120.0010.0329.22
5.2.110.0040.0339.22
5.2.100.0020.0349.21
5.2.90.0050.0309.22
5.2.80.0070.0369.21
5.2.70.0050.0339.21
5.2.60.0060.0419.18
5.2.50.0040.0349.14
5.2.40.0050.0349.12
5.2.30.0040.0319.09
5.2.20.0040.0309.08
5.2.10.0020.0338.98
5.2.00.0010.0338.85
5.1.60.0040.0278.13
5.1.50.0060.0248.13
5.1.40.0050.0268.11
5.1.30.0050.0288.47
5.1.20.0050.0288.48
5.1.10.0050.0278.21
5.1.00.0060.0258.20
5.0.50.0060.0206.70
5.0.40.0020.0246.55
5.0.30.0040.0336.37
5.0.20.0010.0256.33
5.0.10.0020.0246.31
5.0.00.0030.0336.30
4.4.90.0040.0224.78
4.4.80.0030.0244.76
4.4.70.0050.0174.75
4.4.60.0050.0164.75
4.4.50.0060.0144.77
4.4.40.0060.0234.71
4.4.30.0030.0184.76
4.4.20.0040.0164.84
4.4.10.0050.0144.85
4.4.00.0060.0244.76
4.3.110.0030.0184.67
4.3.100.0050.0154.66
4.3.90.0030.0164.63
4.3.80.0060.0244.59
4.3.70.0030.0174.63
4.3.60.0030.0184.63
4.3.50.0020.0214.63
4.3.40.0040.0274.55
4.3.30.0040.0193.36
4.3.20.0050.0273.34
4.3.10.0040.0233.29
4.3.00.0030.01715.90

preferences:
46.76 ms | 401 KiB | 5 Q