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'; } $vals = array( 0, 1, 99, 100, 255, 256, 999, 1000, 9999, 10000, 65535, 65536, 99999, 100000, 250000, 500000, 750000, 999999, 1000000, //4294967295, 4294967296 ); echo sprintf("%7s %9s %7s %5s\n", 'num', 'str', 'time', 'cmp'); foreach ($vals as $val) { $enc = gdr_encode($val); $dec = gdr_decode($enc); if ($dec !== $val) { echo "ERROR: $val => $enc => $dec\n"; } else { echo sprintf("%7d %9s %7s %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)
8.3.60.0000.01816.75
8.3.50.0080.00822.91
8.3.40.0000.01818.79
8.3.30.0110.01119.09
8.3.20.0030.00520.34
8.3.10.0080.00021.73
8.3.00.0050.00317.63
8.2.180.0100.00716.50
8.2.170.0040.01122.96
8.2.160.0110.00420.48
8.2.150.0000.00824.18
8.2.140.0080.00024.66
8.2.130.0120.00626.16
8.2.120.0050.00320.95
8.2.110.0040.00722.06
8.2.100.0040.00719.30
8.2.90.0000.00919.38
8.2.80.0030.00617.97
8.2.70.0040.00417.75
8.2.60.0050.00317.93
8.2.50.0060.00318.07
8.2.40.0060.00318.28
8.2.30.0080.00018.16
8.2.20.0060.00317.75
8.2.10.0070.00018.14
8.2.00.0040.00417.66
8.1.280.0070.01125.92
8.1.270.0060.00323.88
8.1.260.0000.00926.35
8.1.250.0080.00028.09
8.1.240.0090.00023.75
8.1.230.0080.00419.10
8.1.220.0030.00617.74
8.1.210.0000.00818.77
8.1.200.0070.00317.36
8.1.190.0030.00617.25
8.1.180.0040.00418.10
8.1.170.0000.00818.51
8.1.160.0080.00022.11
8.1.150.0070.00018.88
8.1.140.0080.00017.52
8.1.130.0030.00317.83
8.1.120.0000.00817.51
8.1.110.0040.00417.41
8.1.100.0000.00817.47
8.1.90.0040.00717.49
8.1.80.0050.00317.51
8.1.70.0030.00317.44
8.1.60.0080.00017.65
8.1.50.0000.00917.55
8.1.40.0050.00317.49
8.1.30.0040.00417.59
8.1.20.0080.00017.68
8.1.10.0050.00317.51
8.1.00.0080.00017.63
8.0.300.0040.00418.77
8.0.290.0000.00916.88
8.0.280.0080.00018.46
8.0.270.0030.00617.17
8.0.260.0070.00017.27
8.0.250.0040.00417.02
8.0.240.0070.00017.04
8.0.230.0070.00017.03
8.0.220.0040.00416.92
8.0.210.0070.00016.81
8.0.200.0040.00416.97
8.0.190.0040.00416.98
8.0.180.0000.00716.87
8.0.170.0000.00816.91
8.0.160.0030.00516.90
8.0.150.0040.00416.88
8.0.140.0050.00216.86
8.0.130.0030.00313.32
8.0.120.0040.00416.92
8.0.110.0070.00016.93
8.0.100.0050.00316.73
8.0.90.0040.00416.83
8.0.80.0030.01316.90
8.0.70.0000.00716.89
8.0.60.0030.00616.84
8.0.50.0040.00417.00
8.0.30.0080.01217.15
8.0.20.0080.01117.40
8.0.10.0000.00816.93
8.0.00.0080.01116.71
7.4.330.0000.00515.13
7.4.320.0000.00616.55
7.4.300.0030.00316.62
7.4.290.0000.00816.56
7.4.280.0050.00516.60
7.4.270.0000.00816.62
7.4.260.0050.00316.64
7.4.250.0000.00716.43
7.4.240.0020.00616.61
7.4.230.0070.00016.74
7.4.220.0090.00916.75
7.4.210.0030.01016.62
7.4.200.0040.00416.48
7.4.160.0070.01416.50
7.4.150.0060.01317.40
7.4.140.0090.01217.86
7.4.130.0100.01016.60
7.4.120.0090.00816.52
7.4.110.0120.00816.54
7.4.100.0160.00316.59
7.4.90.0100.00716.47
7.4.80.0150.00319.39
7.4.70.0060.01216.57
7.4.60.0080.00916.59
7.4.50.0060.00316.66
7.4.40.0030.01516.59
7.4.30.0100.00716.39
7.4.10.0060.01215.13
7.4.00.0080.00915.05
7.3.330.0030.00313.32
7.3.320.0050.00013.46
7.3.310.0030.00316.43
7.3.300.0030.00316.27
7.3.290.0040.00916.41
7.3.280.0080.00816.35
7.3.270.0100.01017.40
7.3.260.0120.00616.71
7.3.240.0160.00316.50
7.3.230.0000.01616.60
7.3.210.0090.00916.40
7.3.200.0170.00019.39
7.3.190.0040.01416.32
7.3.180.0130.00316.64
7.3.170.0100.00616.42
7.3.160.0130.00416.55
7.3.130.0040.01214.85
7.3.120.0100.01014.83
7.3.110.0030.01014.82
7.3.100.0000.01514.58
7.3.90.0040.01114.64
7.3.80.0040.00714.74
7.3.70.0100.00714.67
7.3.60.0000.01015.01
7.3.50.0080.00314.70
7.3.40.0070.00714.77
7.3.30.0000.01114.73
7.3.20.0100.00716.72
7.3.10.0030.00716.57
7.3.00.0030.00516.70
7.2.330.0070.01016.56
7.2.320.0070.01016.55
7.2.310.0120.00616.88
7.2.300.0060.01116.88
7.2.290.0100.01316.83
7.2.260.0110.00814.77
7.2.250.0100.01015.36
7.2.240.0060.01015.22
7.2.230.0040.00815.05
7.2.220.0070.01014.97
7.2.210.0000.01314.91
7.2.200.0110.00415.13
7.2.190.0060.00614.99
7.2.180.0030.00714.88
7.2.170.0000.01515.32
7.2.160.0070.00715.14
7.2.150.0030.00616.81
7.2.140.0070.00717.01
7.2.130.0060.00617.14
7.2.120.0060.00917.02
7.2.110.0000.01617.03
7.2.100.0110.00417.11
7.2.90.0030.01316.91
7.2.80.0090.00617.16
7.2.70.0070.00616.97
7.2.60.0030.01017.08
7.2.50.0000.01516.89
7.2.40.0100.00317.02
7.2.30.0060.00316.87
7.2.20.0000.01616.90
7.2.10.0030.00916.99
7.2.00.0110.00716.95
7.1.330.0040.01115.74
7.1.320.0090.00615.87
7.1.310.0040.01115.99
7.1.300.0040.01115.84
7.1.290.0070.00715.86
7.1.280.0040.00715.66
7.1.270.0030.00715.63
7.1.260.0100.00315.67
7.1.250.0080.00415.85
7.1.240.0040.00716.00
7.1.230.0030.01015.46
7.1.220.0060.00615.65
7.1.210.0080.00815.94
7.1.200.0050.00715.87
7.1.190.0040.00715.89
7.1.180.0070.00715.98
7.1.170.0080.00015.69
7.1.160.0100.00715.87
7.1.150.0060.00315.97
7.1.140.0000.01315.72
7.1.130.0090.00615.94
7.1.120.0090.00315.90
7.1.110.0000.01115.90
7.1.100.0030.00915.75
7.1.90.0040.01415.84
7.1.80.0000.01415.90
7.1.70.0050.00916.48
7.1.60.0100.00717.64
7.1.50.0080.00316.12
7.1.40.0030.00915.66
7.1.30.0030.00615.88
7.1.20.0040.00815.76
7.1.10.0080.00815.83
7.1.00.0030.04419.09
7.0.330.0090.00315.43
7.0.320.0060.00615.41
7.0.310.0030.01215.43
7.0.300.0040.01115.43
7.0.290.0000.01215.43
7.0.280.0000.01015.50
7.0.270.0030.00915.50
7.0.260.0070.01015.31
7.0.250.0030.00915.67
7.0.240.0040.00815.46
7.0.230.0070.00715.45
7.0.220.0000.01815.50
7.0.210.0060.00315.45
7.0.200.0040.00716.12
7.0.190.0070.00715.62
7.0.180.0040.00815.58
7.0.170.0030.01015.57
7.0.160.0070.00315.53
7.0.150.0030.01015.63
7.0.140.0070.03918.67
7.0.130.0030.00715.59
7.0.120.0030.01015.65
7.0.110.0000.00915.46
7.0.100.0040.01115.54
7.0.90.0070.00415.57
7.0.80.0090.00315.63
7.0.70.0060.00615.35
7.0.60.0020.02617.73
7.0.50.0020.05016.79
7.0.40.0080.02116.61
7.0.30.0240.02616.78
7.0.20.0180.04016.79
7.0.10.0170.03316.91
7.0.00.0070.02716.81
5.6.400.0080.00614.00
5.6.390.0000.01314.75
5.6.380.0090.00614.74
5.6.370.0000.01214.81
5.6.360.0040.00414.62
5.6.350.0060.00614.20
5.6.340.0070.00714.19
5.6.330.0120.00313.99
5.6.320.0120.00414.48
5.6.310.0080.00414.45
5.6.300.0040.00814.41
5.6.290.0030.00714.70
5.6.280.0070.03717.76
5.6.270.0060.01214.25
5.6.260.0050.00514.21
5.6.250.0000.01114.48
5.6.240.0120.00314.54
5.6.230.0060.00914.50
5.6.220.0070.01014.45
5.6.210.0100.03217.51
5.6.200.0020.02816.33
5.6.190.0080.04617.62
5.6.180.0150.02317.47
5.6.170.0130.02517.50
5.6.160.0110.04217.56
5.6.150.0070.02216.23
5.6.140.0100.03916.42
5.6.130.0060.02616.26
5.6.120.0080.04617.93
5.6.110.0150.04817.73
5.6.100.0080.04517.68
5.6.90.0030.05017.69
5.6.80.0070.03717.38
5.6.70.2330.02217.43
5.6.60.0030.01014.34
5.6.50.0060.00914.42
5.6.40.0070.00414.26
5.6.30.0060.00614.26
5.6.20.0060.00614.36
5.6.10.0000.01214.41
5.6.00.0060.01214.29
5.5.380.0050.00814.32
5.5.370.0000.01114.45
5.5.360.0000.01014.10
5.5.350.0090.03917.36
5.5.340.0110.03716.29
5.5.330.0070.04717.45
5.5.320.0220.04017.35
5.5.310.0180.03217.37
5.5.300.0060.04116.20
5.5.290.0070.02316.06
5.5.280.0080.02517.83
5.5.270.0070.02517.47
5.5.260.0050.04417.44
5.5.250.0050.02317.61
5.5.240.0120.02517.16
5.5.230.0030.01314.50
5.5.220.0060.00314.27
5.5.210.0060.00914.29
5.5.200.0070.00714.36
5.5.190.0000.01314.29
5.5.180.0000.01414.56
5.5.170.0110.00414.15
5.5.160.0060.00614.53
5.5.150.0030.00914.43
5.5.140.0090.00014.57
5.5.130.0000.01114.24
5.5.120.0120.00314.21
5.5.110.0110.00414.45
5.5.100.0060.00614.25
5.5.90.0060.00914.17
5.5.80.0110.00414.32
5.5.70.0040.00714.29
5.5.60.0070.00714.12
5.5.50.0060.00914.45
5.5.40.0070.00414.37
5.5.30.0060.00614.18
5.5.20.0070.00614.53
5.5.10.0070.01014.47
5.5.00.0060.00914.09
5.4.450.0200.02615.78
5.4.440.0130.02615.71
5.4.430.0170.04015.91
5.4.420.0200.03315.90
5.4.410.0170.04115.80
5.4.400.0130.02715.78
5.4.390.0200.03515.61
5.4.380.0230.03315.66
5.4.370.0200.03515.54
5.4.360.0180.03815.74
5.4.350.0150.03815.78
5.4.340.0130.04415.68
5.4.330.0060.00612.24
5.4.320.0190.03715.74
5.4.310.0120.03315.67
5.4.300.0170.04115.66
5.4.290.0160.03015.63
5.4.280.0170.02915.54
5.4.270.0150.03915.77
5.4.260.0170.02215.65
5.4.250.0170.02715.71
5.4.240.0200.03315.66
5.4.230.0230.03515.77
5.4.220.0150.04415.64
5.4.210.0250.02015.65
5.4.200.0150.04215.65
5.4.190.0160.03015.70
5.4.180.0130.03015.72
5.4.170.0180.03815.72
5.4.160.0170.03515.63
5.4.150.0180.03615.66
5.4.140.0190.03314.35
5.4.130.0190.02714.32
5.4.120.0150.04014.39
5.4.110.0220.02714.33
5.4.100.0210.03614.42
5.4.90.0140.04014.35
5.4.80.0170.02414.37
5.4.70.0180.02714.39
5.4.60.0190.02714.38
5.4.50.0140.03614.36
5.4.40.0200.03714.28
5.4.30.0130.03314.33
5.4.20.0220.03214.34
5.4.10.0190.03314.37
5.4.00.0180.02714.11
5.3.290.0300.07014.77
5.3.280.0270.04714.59
5.3.270.0330.04314.53
5.3.260.0330.07314.72
5.3.250.0300.04714.54
5.3.240.0430.06014.79
5.3.230.0370.06714.55
5.3.220.0230.05314.59
5.3.210.0300.06314.60
5.3.200.0400.06014.52
5.3.190.0300.05314.52
5.3.180.0300.05314.64
5.3.170.0200.04014.51
5.3.160.0270.04314.75
5.3.150.0300.03714.81
5.3.140.0200.05714.67
5.3.130.0270.07014.57
5.3.120.0230.05714.60
5.3.110.0330.07014.66
5.3.100.0330.06313.99
5.3.90.0230.06013.97
5.3.80.0330.06014.12
5.3.70.0370.03714.05
5.3.60.0370.03714.11
5.3.50.0330.03314.20
5.3.40.0330.04713.98
5.3.30.0300.07013.94
5.3.20.0300.06313.81
5.3.10.0270.05013.61
5.3.00.0270.04313.59
5.2.170.0230.04712.09
5.2.160.0230.04712.09
5.2.150.0270.06012.09
5.2.140.0300.05712.09
5.2.130.0300.04012.09
5.2.120.0270.04312.09
5.2.110.0200.04312.09
5.2.100.0170.04312.09
5.2.90.0270.05712.09
5.2.80.0270.05712.09
5.2.70.0300.05312.09
5.2.60.0270.05312.09
5.2.50.0270.04312.09
5.2.40.0230.05312.09
5.2.30.0200.06012.09
5.2.20.0170.06012.09
5.2.10.0200.06312.09
5.2.00.0230.04312.09
5.1.60.0200.05012.09
5.1.50.0200.04712.09
5.1.40.0130.03312.09
5.1.30.0270.05312.09
5.1.20.0200.03712.09
5.1.10.0170.03712.09
5.1.00.0170.04312.09
5.0.50.0130.03712.09
5.0.40.0130.04312.09
5.0.30.0130.05012.09
5.0.20.0130.02312.09
5.0.10.0100.03312.09
5.0.00.0130.06012.09
4.4.90.0100.03712.09
4.4.80.0100.03712.09
4.4.70.0130.03712.09
4.4.60.0130.02312.09
4.4.50.0100.02012.09
4.4.40.0100.05312.09
4.4.30.0100.03712.09
4.4.20.0130.03712.09
4.4.10.0100.02312.09
4.4.00.0130.05012.09
4.3.110.0130.03312.09
4.3.100.0130.01712.09
4.3.90.0170.02712.09
4.3.80.0130.05012.09
4.3.70.0100.03712.09
4.3.60.0130.02712.09
4.3.50.0130.03712.09
4.3.40.0130.04712.09
4.3.30.0030.03312.09
4.3.20.0030.03012.09
4.3.10.0100.02712.09
4.3.00.0070.03712.09

preferences:
41.13 ms | 400 KiB | 5 Q