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('%1.1f', $val).'h'; } if ($val < 24*10) { return sprintf('%1.1f', $val/24).'h'; } if ($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'; } $vals = array( 0, 1, 99, 100, 255, 256, 999, 1000, 9999, 10000, 65535, 65536, 99999, 100000, 250000, 500000, 750000, 999999, 1000000, 4294967295, 4294967296 ); echo sprintf("%10s %9s %10s %5s\n", 'num', 'str', 'time', 'cmp'); foreach ($vals as $val) { $enc = gdr_encode($val); $dec = gdr_decode($enc); if ($dec !== $val) { echo "ERROR: $val => $enc => $dec\n"; } else { echo sprintf("%10d %9s %10s %5d\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)
8.3.60.0210.00016.50
8.3.50.0120.00722.83
8.3.40.0040.01118.67
8.3.30.0160.00719.22
8.3.20.0120.00320.29
8.3.10.0040.00423.58
8.3.00.0080.00019.25
8.2.180.0150.00425.92
8.2.170.0040.01119.11
8.2.160.0180.00322.96
8.2.150.0040.00425.66
8.2.140.0030.00624.66
8.2.130.0000.00726.16
8.2.120.0090.00620.93
8.2.110.0050.00520.39
8.2.100.0000.01217.91
8.2.90.0030.00517.88
8.2.80.0030.00617.97
8.2.70.0000.01018.05
8.2.60.0040.00418.05
8.2.50.0030.00518.10
8.2.40.0050.00322.38
8.2.30.0000.00818.03
8.2.20.0000.00817.65
8.2.10.0050.00318.14
8.2.00.0000.00817.77
8.1.280.0110.00425.92
8.1.270.0080.00024.66
8.1.260.0060.00326.35
8.1.250.0000.00828.09
8.1.240.0060.00322.60
8.1.230.0120.00020.89
8.1.220.0000.00817.79
8.1.210.0060.00318.77
8.1.200.0030.00717.35
8.1.190.0030.00517.35
8.1.180.0040.00418.10
8.1.170.0030.00618.39
8.1.160.0030.00622.09
8.1.150.0050.00218.78
8.1.140.0040.00417.36
8.1.130.0000.00817.83
8.1.120.0040.00417.57
8.1.110.0000.00717.55
8.1.100.0040.00417.43
8.1.90.0040.00417.54
8.1.80.0000.00717.47
8.1.70.0000.00717.46
8.1.60.0030.00617.50
8.1.50.0030.00617.54
8.1.40.0090.00017.50
8.1.30.0070.00317.63
8.1.20.0000.00817.73
8.1.10.0040.00417.57
8.1.00.0000.00817.43
8.0.300.0040.00419.63
8.0.290.0030.00516.88
8.0.280.0030.00318.48
8.0.270.0060.00316.77
8.0.260.0050.00317.29
8.0.250.0040.00417.00
8.0.240.0030.00316.86
8.0.230.0000.00816.93
8.0.220.0000.00716.93
8.0.210.0070.00016.95
8.0.200.0040.00416.99
8.0.190.0070.00016.90
8.0.180.0040.00416.96
8.0.170.0050.00316.98
8.0.160.0040.00416.93
8.0.150.0020.00516.92
8.0.140.0060.00316.78
8.0.130.0060.00013.39
8.0.120.0080.00016.80
8.0.110.0000.00816.89
8.0.100.0050.00217.04
8.0.90.0040.00416.98
8.0.80.0120.00916.80
8.0.70.0040.00416.72
8.0.60.0000.00816.99
8.0.50.0050.00316.79
8.0.30.0130.00817.07
8.0.20.0120.01117.40
8.0.10.0030.00516.95
8.0.00.0120.00816.74
7.4.330.0050.00015.00
7.4.320.0030.00316.68
7.4.300.0060.00016.52
7.4.290.0000.00716.64
7.4.280.0040.00416.53
7.4.270.0000.00816.63
7.4.260.0030.00516.38
7.4.250.0040.00416.49
7.4.240.0040.00416.58
7.4.230.0000.00816.47
7.4.220.0110.00716.54
7.4.210.0140.00716.59
7.4.200.0080.00016.45
7.4.160.0100.00616.58
7.4.150.0130.00717.40
7.4.140.0120.01017.86
7.4.130.0030.01916.50
7.4.120.0110.00816.47
7.4.110.0130.00516.50
7.4.100.0110.01116.71
7.4.90.0180.00016.39
7.4.80.0040.01519.39
7.4.70.0030.02216.42
7.4.60.0030.01516.61
7.4.50.0000.00516.42
7.4.40.0090.01216.54
7.4.30.0080.00816.66
7.4.00.0030.01214.91
7.3.330.0000.00713.34
7.3.320.0050.00013.23
7.3.310.0070.00016.46
7.3.300.0000.00716.26
7.3.290.0030.01216.39
7.3.280.0120.00716.34
7.3.270.0180.00617.40
7.3.260.0120.00616.57
7.3.240.0000.01716.29
7.3.230.0060.01216.56
7.3.210.0060.01216.31
7.3.200.0040.01819.39
7.3.190.0030.01416.41
7.3.180.0140.00316.59
7.3.170.0070.01416.43
7.3.160.0150.00616.41
7.3.00.0140.00316.73
7.2.330.0120.00616.82
7.2.320.0100.00716.71
7.2.310.0070.01116.90
7.2.300.0110.00716.72
7.2.290.0030.01216.83
7.2.130.0070.00716.71
7.2.120.0100.00616.54
7.2.110.0100.01016.98
7.2.100.0030.01716.70
7.2.90.0070.00717.10
7.2.80.0060.01116.52
7.2.70.0060.00916.88
7.2.60.0030.01416.70
7.2.50.0180.00016.89
7.2.40.0090.00616.55
7.2.30.0150.00616.68
7.2.20.0030.01716.96
7.2.10.0090.00916.89
7.2.00.0100.00518.26
7.1.250.0160.00315.74
7.1.240.0060.01215.56
7.1.230.0100.00715.58
7.1.220.0080.01115.73
7.1.210.0180.00015.74
7.1.200.0060.00615.76
7.1.190.0150.00015.58
7.1.180.0070.01115.80
7.1.170.0120.00315.82
7.1.160.0140.00315.66
7.1.150.0070.01015.48
7.1.140.0070.01015.52
7.1.130.0110.00315.57
7.1.120.0110.00715.51
7.1.110.0070.00415.79
7.1.100.0070.00716.88
7.1.90.0100.00315.64
7.1.80.0100.00715.98
7.1.70.0050.01016.46
7.1.60.0070.01317.58
7.1.50.0060.00816.29
7.1.40.0140.00315.75
7.1.30.0060.01015.60
7.1.20.0170.00315.70
7.1.10.0110.00715.54
7.1.00.0030.04218.98
7.0.330.0100.00715.13
7.0.320.0100.00314.94
7.0.310.0090.00615.44
7.0.300.0070.01015.17
7.0.290.0110.00315.01
7.0.280.0070.00715.16
7.0.270.0120.00315.32
7.0.260.0060.00615.01
7.0.250.0120.00615.43
7.0.240.0130.00315.34
7.0.230.0120.00315.04
7.0.220.0120.00315.50
7.0.210.0060.00915.50
7.0.200.0060.00615.87
7.0.190.0070.00715.51
7.0.180.0130.00315.07
7.0.170.0070.00715.40
7.0.160.0100.00715.39
7.0.150.0090.00315.39
7.0.140.0100.03718.78
7.0.130.0070.01015.48
7.0.120.0060.00615.29
7.0.110.0070.00715.36
7.0.100.0090.00615.18
7.0.90.0100.00715.03
7.0.80.0090.00915.51
7.0.70.0120.00614.96
7.0.60.0100.03817.66
7.0.50.0090.04216.68
7.0.40.0050.04416.82
7.0.30.0140.02416.59
7.0.20.0170.04216.71
7.0.10.0030.05016.71
7.0.00.0090.04216.82
5.6.380.0030.00714.43
5.6.370.0040.01113.97
5.6.360.0150.00414.66
5.6.350.0060.00614.09
5.6.340.0070.00714.66
5.6.330.0030.01014.43
5.6.320.0000.01414.50
5.6.310.0150.00014.63
5.6.300.0110.00314.66
5.6.290.0030.01014.15
5.6.280.0080.03917.65
5.6.270.0030.01314.56
5.6.260.0040.01114.58
5.6.250.0060.00614.01
5.6.240.0070.00714.52
5.6.230.0080.00414.44
5.6.220.0060.01214.46
5.6.210.0080.03817.66
5.6.200.0060.02416.16
5.6.190.0120.04817.42
5.6.180.0190.03517.47
5.6.170.0230.04017.40
5.6.160.0080.02317.30
5.6.150.0050.02216.15
5.6.140.0070.02916.30
5.6.130.0070.03316.54
5.6.120.0100.04417.79
5.6.110.0100.04317.63
5.6.100.0080.04817.61
5.6.90.0100.04617.73
5.6.80.0060.04117.26
5.6.70.0070.00714.10
5.6.60.0090.01114.58
5.6.50.0070.00714.15
5.6.40.0050.01014.07
5.6.30.0050.01414.34
5.6.20.0120.00814.03
5.6.10.0100.01014.39
5.6.00.0060.00914.16
5.5.380.0040.01111.20
5.5.370.0070.00711.11
5.5.360.0030.01111.41
5.5.350.1870.02815.97
5.5.340.0090.04314.63
5.5.330.0030.04715.80
5.5.320.0090.02415.80
5.5.310.0180.03015.93
5.5.300.0020.02514.76
5.5.290.0100.04114.70
5.5.280.0080.04515.87
5.5.270.0050.04516.09
5.5.260.0070.04515.92
5.5.250.0050.04215.93
5.5.240.0040.04615.50
5.5.230.0100.00311.08
5.5.220.0060.00810.89
5.5.210.0000.01110.67
5.5.200.0070.00411.02
5.5.190.0060.00611.23
5.5.180.0090.00911.30
5.5.170.0070.00411.26
5.5.160.0080.00810.72
5.5.150.0060.00910.76
5.5.140.0030.00710.67
5.5.130.0070.00710.83
5.5.120.0000.01311.03
5.5.110.0060.00311.05
5.5.100.0030.00711.30
5.5.90.0110.00411.22
5.5.80.0070.00310.84
5.5.70.0060.00311.02
5.5.60.0050.00510.94
5.5.50.0090.00610.96
5.5.40.0000.01611.25
5.5.30.0110.00611.11
5.5.20.0110.00411.14
5.5.10.0080.00811.01
5.5.00.0040.00811.30
5.4.450.0370.03215.17
5.4.440.0520.03115.33
5.4.430.0400.03515.33
5.4.420.0380.02815.12
5.4.410.0360.03015.06
5.4.400.0300.03515.14
5.4.390.0370.02415.14
5.4.380.0070.03114.92
5.4.370.0050.03114.79
5.4.360.0060.02114.73
5.4.350.0130.03211.42
5.4.340.0120.02911.41
5.4.330.0030.01110.89
5.4.320.0040.02711.80
5.4.310.0020.02611.84
5.4.300.0110.02011.71
5.4.290.0080.02511.76
5.4.280.0070.02111.90
5.4.270.0020.02611.91
5.4.260.0070.02211.82
5.4.250.0060.01911.67
5.4.240.0050.02311.79
5.4.230.0060.02011.74
5.4.220.0070.01911.91
5.4.210.0090.01911.71
5.4.200.0060.02211.78
5.4.190.0030.02611.76
5.4.180.0080.02011.74
5.4.170.0050.02211.76
5.4.160.0040.02311.56
5.4.150.0040.02311.77
5.4.140.0070.02111.63
5.4.130.0040.02211.72
5.4.120.0050.02211.55
5.4.110.0050.02211.53
5.4.100.0030.02311.47
5.4.90.0040.02411.57
5.4.80.0050.02411.63
5.4.70.0050.02211.49
5.4.60.0040.02011.63
5.4.50.0050.02011.38
5.4.40.0050.02211.64
5.4.30.0040.02211.49
5.4.20.0040.02011.68
5.4.10.0060.02311.63
5.4.00.0050.02111.25
5.3.290.0070.02211.76
5.3.280.0030.02411.69
5.3.270.0080.02011.60
5.3.260.0070.02411.71
5.3.250.0060.03111.69
5.3.240.0050.02311.65
5.3.230.0070.02111.71
5.3.220.0040.02211.52
5.3.210.0080.01911.61
5.3.200.0040.02411.65
5.3.190.0060.02311.67
5.3.180.0080.02211.79
5.3.170.0090.02711.74
5.3.160.0090.02811.61
5.3.150.0050.02511.75
5.3.140.0090.02511.61
5.3.130.0080.03611.69
5.3.120.0090.03311.54
5.3.110.0050.03511.70
5.3.100.0080.03111.32
5.3.90.0080.03111.44
5.3.80.0030.03111.33
5.3.70.0090.03211.36
5.3.60.0060.03011.43
5.3.50.0050.02411.36
5.3.40.0060.02111.37
5.3.30.0070.02011.27
5.3.20.0040.02511.14
5.3.10.0050.02210.97
5.3.00.0060.02011.08
5.2.170.0040.0239.60
5.2.160.0060.0199.60
5.2.150.0060.0229.61
5.2.140.0080.0209.60
5.2.130.0060.0199.58
5.2.120.0020.0219.58
5.2.110.0090.0149.58
5.2.100.0060.0179.58
5.2.90.0030.0179.58
5.2.80.0070.0199.58
5.2.70.0090.0219.58
5.2.60.0020.0259.56
5.2.50.0040.0189.54
5.2.40.0040.0199.53
5.2.30.0020.0219.51
5.2.20.0040.0199.51
5.2.10.0020.0189.46
5.2.00.0030.0189.40
5.1.60.0020.0159.04
5.1.50.0040.0159.04
5.1.40.0050.0159.03
5.1.30.0040.0169.20
5.1.20.0060.0189.21
5.1.10.0060.0179.07
5.1.00.0050.0219.07
5.0.50.0020.0168.32
5.0.40.0050.0138.24
5.0.30.0040.0218.15
5.0.20.0070.0118.13
5.0.10.0040.0138.12
5.0.00.0030.0218.12
4.4.90.0020.0127.36
4.4.80.0040.0097.35
4.4.70.0040.0107.35
4.4.60.0020.0137.35
4.4.50.0020.0117.36
4.4.40.0020.0207.33
4.4.30.0030.0137.35
4.4.20.0040.0117.40
4.4.10.0050.0157.40
4.4.00.0070.0177.35
4.3.110.0020.0137.31
4.3.100.0030.0137.30
4.3.90.0020.0127.29
4.3.80.0020.0177.27
4.3.70.0020.0157.29
4.3.60.0040.0127.29
4.3.50.0020.0137.29
4.3.40.0010.0177.24
4.3.30.0030.0096.65
4.3.20.0040.0116.63
4.3.10.0000.0116.61
4.3.00.0130.0198.53

preferences:
63.68 ms | 401 KiB | 5 Q