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 $val; } echo gdr_decode('~~~~') . "\n\n"; function duration($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'; } $vals = array( 0, 1, 99, 100, 255, 256, 999, 1000, 9999, 10000, 65535, 65536, 99999, 100000, 250000, 500000, 750000, 999999, 1000000, 9999999, //4294967295, 4294967296 ); echo sprintf("%7s %7s %7s %4s\n", 'num', 'str', 'time', 'cmp'); foreach ($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)
8.3.60.0110.01416.46
8.3.50.0130.00822.84
8.3.40.0040.01118.81
8.3.30.0070.00719.04
8.3.20.0040.00420.39
8.3.10.0050.00321.90
8.3.00.0040.00419.50
8.2.180.0130.00916.63
8.2.170.0110.01122.96
8.2.160.0060.00920.39
8.2.150.0050.00324.18
8.2.140.0050.00324.66
8.2.130.0090.00026.16
8.2.120.0040.00420.95
8.2.110.0060.00622.10
8.2.100.0040.00819.39
8.2.90.0000.00819.36
8.2.80.0030.00517.97
8.2.70.0090.00017.47
8.2.60.0050.00318.03
8.2.50.0030.00618.07
8.2.40.0050.00518.17
8.2.30.0000.00818.04
8.2.20.0050.00317.79
8.2.10.0080.00018.01
8.2.00.0000.00817.85
8.1.280.0140.00725.92
8.1.270.0030.00523.84
8.1.260.0030.00526.35
8.1.250.0080.00028.09
8.1.240.0090.00024.02
8.1.230.0110.00019.08
8.1.220.0040.00417.79
8.1.210.0050.00318.77
8.1.200.0040.00417.48
8.1.190.0030.00617.35
8.1.180.0050.00318.10
8.1.170.0050.00318.65
8.1.160.0040.00422.05
8.1.150.0000.00818.92
8.1.140.0040.00417.47
8.1.130.0040.00417.82
8.1.120.0040.00417.51
8.1.110.0040.00417.40
8.1.100.0000.00717.39
8.1.90.0030.00617.52
8.1.80.0040.00417.55
8.1.70.0000.00717.46
8.1.60.0030.00617.52
8.1.50.0070.00317.50
8.1.40.0000.00817.51
8.1.30.0030.00517.60
8.1.20.0040.00417.70
8.1.10.0040.00417.53
8.1.00.0060.00317.50
8.0.300.0060.00318.77
8.0.290.0080.00016.75
8.0.280.0040.00418.48
8.0.270.0000.00917.32
8.0.260.0000.00717.21
8.0.250.0000.00717.04
8.0.240.0030.00317.01
8.0.230.0000.00716.80
8.0.220.0040.00416.85
8.0.210.0040.00416.86
8.0.200.0000.00617.00
8.0.190.0030.00516.95
8.0.180.0040.00416.97
8.0.170.0000.00817.00
8.0.160.0000.00716.88
8.0.150.0000.00716.91
8.0.140.0070.00016.86
8.0.130.0000.00613.36
8.0.120.0000.00816.86
8.0.110.0000.00716.80
8.0.100.0000.00816.97
8.0.90.0040.00417.06
8.0.80.0100.00716.84
8.0.70.0040.00416.80
8.0.60.0020.00516.84
8.0.50.0020.00516.80
8.0.30.0100.00917.05
8.0.20.0050.01417.40
8.0.10.0000.00717.09
8.0.00.0110.00816.87
7.4.330.0060.00015.03
7.4.320.0070.00016.68
7.4.300.0030.00316.64
7.4.290.0000.00716.63
7.4.280.0040.00416.53
7.4.270.0030.00416.50
7.4.260.0000.00816.52
7.4.250.0040.00416.58
7.4.240.0020.00516.55
7.4.230.0000.00816.75
7.4.220.0070.01016.63
7.4.210.0070.00616.65
7.4.200.0000.00816.75
7.4.160.0080.00816.79
7.4.150.0160.00317.40
7.4.140.0100.01117.86
7.4.130.0100.01016.45
7.4.120.0160.00516.63
7.4.110.0070.01016.59
7.4.100.0150.00816.79
7.4.90.0110.00616.61
7.4.80.0100.01019.39
7.4.70.0090.00916.68
7.4.60.0120.00616.50
7.4.50.0000.00816.57
7.4.40.0100.00716.59
7.4.30.0090.00616.65
7.4.00.0100.00614.88
7.3.330.0000.00713.31
7.3.320.0050.00013.25
7.3.310.0030.00516.34
7.3.300.0050.00316.39
7.3.290.0070.00716.38
7.3.280.0090.00916.33
7.3.270.0140.00317.40
7.3.260.0110.01116.47
7.3.240.0150.00916.65
7.3.230.0030.01416.66
7.3.210.0070.01316.42
7.3.200.0140.00419.39
7.3.190.0140.00916.43
7.3.180.0070.01016.60
7.3.170.0110.00816.50
7.3.160.0080.00816.43
7.3.120.0140.00415.05
7.3.110.0070.00714.88
7.3.100.0070.00714.77
7.3.90.0040.01114.68
7.3.80.0070.00314.89
7.3.70.0090.00614.98
7.3.60.0000.01014.83
7.3.50.0120.00014.98
7.3.40.0070.00714.83
7.3.30.0080.00614.65
7.3.20.0080.00816.76
7.3.10.0060.00316.56
7.3.00.0060.00616.76
7.2.330.0100.00816.90
7.2.320.0100.00716.84
7.2.310.0060.01516.54
7.2.300.0090.00916.76
7.2.290.0110.01116.51
7.2.250.0000.01515.17
7.2.240.0060.01015.14
7.2.230.0070.00715.36
7.2.220.0060.00915.24
7.2.210.0030.01015.16
7.2.200.0030.01415.24
7.2.190.0060.00915.28
7.2.180.0000.01615.30
7.2.170.0000.01814.88
7.2.00.0070.00719.45
7.1.330.0070.00715.75
7.1.320.0000.01415.98
7.1.310.0070.00715.77
7.1.300.0000.01015.56
7.1.290.0000.01215.51
7.1.280.0030.01315.80
7.1.270.0070.00715.68
7.1.260.0030.01315.57
7.1.100.0100.00317.93
7.1.70.0070.00317.24
7.1.60.0130.01319.40
7.1.50.0060.01917.12
7.1.00.0000.07722.29
7.0.200.0090.00916.63
7.0.140.0000.07321.94
7.0.100.0030.06719.95
7.0.90.0000.04719.95
7.0.80.0270.07320.04
7.0.70.0070.07719.96
7.0.60.0100.07720.08
7.0.50.0270.06720.28
7.0.40.0070.05020.18
7.0.30.0070.06020.15
7.0.20.0100.06719.95
7.0.10.0100.08320.07
7.0.00.0070.06320.18
5.6.280.0030.07721.09
5.6.250.0000.04320.67
5.6.240.0130.06020.70
5.6.230.0130.04720.67
5.6.220.0000.05720.72
5.6.210.0170.07320.70
5.6.200.0070.08321.09
5.6.190.0070.04321.15
5.6.180.0200.06020.92
5.6.170.0170.05720.98
5.6.160.0200.07021.15
5.6.150.0100.06321.05
5.6.140.0130.07021.04
5.6.130.0030.08721.05
5.6.120.0030.09021.04
5.6.110.0100.05321.07
5.6.100.0070.07021.05
5.6.90.0030.08021.02
5.6.80.0030.05020.36
5.6.70.0030.04720.35
5.6.60.0100.04720.31
5.6.50.0000.07720.43
5.6.40.0030.05320.39
5.6.30.0070.06020.32
5.6.20.0030.06020.48
5.6.10.0130.07720.37
5.6.00.0030.06020.39
5.5.380.0030.04020.43
5.5.370.0030.08320.38
5.5.360.0070.07020.42
5.5.350.0070.06720.47
5.5.340.0100.06320.78
5.5.330.0130.07720.87
5.5.320.0100.07720.75
5.5.310.0070.06020.75
5.5.300.0030.04720.93
5.5.290.0030.07020.81
5.5.280.0230.04020.81
5.5.270.0100.03720.78
5.5.260.0070.06320.89
5.5.250.0100.08020.66
5.5.240.0070.07320.32
5.5.230.0070.05020.30
5.5.220.0030.05320.15
5.5.210.0170.06320.18
5.5.200.0030.05320.23
5.5.190.0070.05320.19
5.5.180.0070.07020.16
5.5.160.0070.08320.29
5.5.150.0070.07320.25
5.5.140.0070.07020.24
5.5.130.0300.03020.25
5.5.120.0070.04720.16
5.5.110.0100.04020.26
5.5.100.0070.07320.04
5.5.90.0170.03320.07
5.5.80.0070.07719.96
5.5.70.0070.05020.12
5.5.60.0070.06720.15
5.5.50.0200.06320.07
5.5.40.0070.04320.05
5.5.30.0070.07720.07
5.5.20.0070.04320.07
5.5.10.0070.08320.05
5.5.00.0000.05720.05
5.4.450.0070.06719.50
5.4.440.0170.07019.27
5.4.430.0100.05719.36
5.4.420.0030.05719.51
5.4.410.0030.08019.10
5.4.400.0100.07019.18
5.4.390.0100.07019.13
5.4.380.0130.07018.91
5.4.370.0070.07719.05
5.4.360.0070.04719.06
5.4.350.0100.04719.13
5.4.340.0070.04718.88
5.4.320.0000.04319.20
5.4.310.0000.05019.23
5.4.300.0070.06319.06
5.4.290.0100.07019.23
5.4.280.0130.07019.13
5.4.270.0070.08319.18
5.4.260.0030.05019.13
5.4.250.0070.07319.04
5.4.240.0130.06719.07
5.4.230.0030.04718.86
5.4.220.0100.07019.04
5.4.210.0070.04718.99
5.4.200.0030.07018.94
5.4.190.0100.06719.13
5.4.180.0070.07719.02
5.4.170.0030.06718.93
5.4.160.0170.07319.12
5.4.150.0030.06019.13
5.4.140.0100.05016.46
5.4.130.0170.06016.48
5.4.120.0100.04716.46
5.4.110.0070.04016.54
5.4.100.0100.03716.49
5.4.90.0070.07316.56
5.4.80.0030.05316.43
5.4.70.0070.04316.43
5.4.60.0030.03716.34
5.4.50.0030.07716.45
5.4.40.0030.06716.50
5.4.30.0130.06716.36
5.4.20.0130.06316.36
5.4.10.0030.05316.52
5.4.00.0030.04315.70
5.3.290.0030.04314.69
5.3.280.0100.06014.63
5.3.270.0000.07314.76
5.3.260.0070.06714.70
5.3.250.0030.07714.70
5.3.240.0130.04314.78
5.3.230.0130.06014.63
5.3.220.0030.04314.57
5.3.210.0170.07014.61
5.3.200.0100.04014.74
5.3.190.0030.04714.61
5.3.180.0130.06314.56
5.3.170.0100.07014.57
5.3.160.0130.03314.61
5.3.150.0200.06714.68
5.3.140.0070.06314.51
5.3.130.0000.04314.53
5.3.120.0030.04714.61
5.3.110.0130.07014.57
5.3.100.0070.08014.13
5.3.90.0130.06714.03
5.3.80.0070.04014.04
5.3.70.0100.05013.95
5.3.60.0070.07314.02
5.3.50.0070.06014.07
5.3.40.0100.05313.91
5.3.30.0230.06014.05
5.3.20.0070.07713.86
5.3.10.0130.05013.76
5.3.00.0000.05713.59
5.2.170.0030.04711.16
5.2.160.0030.03311.23
5.2.150.0030.03711.28
5.2.140.0000.06011.29
5.2.130.0100.06311.04
5.2.120.0070.04011.22
5.2.110.0100.02711.25
5.2.100.0000.03711.19
5.2.90.0000.05311.00
5.2.80.0000.04011.03
5.2.70.0000.03711.13
5.2.60.0070.03711.18
5.2.50.0030.03311.07
5.2.40.0030.06011.09
5.2.30.0030.05311.11
5.2.20.0100.04311.04
5.2.10.0030.06310.89
5.2.00.0000.05710.88
5.1.60.0000.05310.14
5.1.50.0070.04710.13
5.1.40.0000.03010.12
5.1.30.0070.05010.50
5.1.20.0000.05010.40
5.1.10.0000.05710.00
5.1.00.0030.05310.23
5.0.50.0000.0538.50
5.0.40.0030.0438.35
5.0.30.0030.0578.35
5.0.20.0030.0408.37
5.0.10.0030.0478.30
5.0.00.0000.0678.25
4.4.90.0000.0208.22
4.4.80.0070.0208.22
4.4.70.0030.0308.22
4.4.60.0030.0308.22
4.4.50.0000.0278.22
4.4.40.0000.0408.22
4.4.30.0030.0278.22
4.4.20.0070.0238.22
4.4.10.0000.0238.22
4.4.00.0000.0408.22
4.3.110.0030.0238.22
4.3.100.0000.0338.22
4.3.90.0070.0278.22
4.3.80.0070.0508.22
4.3.70.0030.0278.22
4.3.60.0000.0408.22
4.3.50.0000.0278.22
4.3.40.0000.0378.22
4.3.30.0000.0408.22
4.3.20.0000.0408.22
4.3.10.0030.0238.22
4.3.00.0030.0378.22

preferences:
59.89 ms | 401 KiB | 5 Q