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; } $vals = array( 0, 1, 99, 100, 255, 256, 999, 1000, 9999, 10000, 65535, 65536, 99999, 100000, 250000, 750000, 500000, 999999, 1000000, 4294967295, 4294967296 ); echo sprintf("%10s %9s %5s\n", 'num', 'str', 'cmp'); foreach ($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 %5d\n", $dec, "\"$enc\"", 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)
8.3.60.0110.01116.49
8.3.50.0090.00822.95
8.3.40.0210.00018.84
8.3.30.0040.01119.26
8.3.20.0130.00620.39
8.3.10.0030.00521.80
8.3.00.0000.00917.63
8.2.180.0130.01018.29
8.2.170.0120.00322.96
8.2.160.0030.01020.39
8.2.150.0000.00824.18
8.2.140.0040.00424.66
8.2.130.0000.00726.16
8.2.120.0090.00620.88
8.2.110.0100.00022.07
8.2.100.0070.00419.35
8.2.90.0070.00319.17
8.2.80.0040.00417.97
8.2.70.0000.01017.50
8.2.60.0040.00418.03
8.2.50.0040.00418.07
8.2.40.0080.00018.16
8.2.30.0040.00418.22
8.2.20.0050.00217.63
8.2.10.0070.00018.20
8.2.00.0050.00317.73
8.1.280.0110.01125.92
8.1.270.0080.00023.89
8.1.260.0080.00026.35
8.1.250.0140.00028.09
8.1.240.0060.00323.92
8.1.230.0040.00719.09
8.1.220.0000.00817.74
8.1.210.0040.00418.77
8.1.200.0040.00417.35
8.1.190.0000.00817.25
8.1.180.0030.00618.10
8.1.170.0050.00318.40
8.1.160.0030.00622.04
8.1.150.0000.00718.86
8.1.140.0000.00717.49
8.1.130.0000.00717.77
8.1.120.0000.00717.57
8.1.110.0000.00817.36
8.1.100.0070.00017.45
8.1.90.0040.00417.47
8.1.80.0070.00017.55
8.1.70.0030.00317.41
8.1.60.0000.00817.46
8.1.50.0050.00317.51
8.1.40.0040.00417.44
8.1.30.0000.00817.70
8.1.20.0000.00917.58
8.1.10.0080.00017.50
8.1.00.0000.00817.45
8.0.300.0000.00718.77
8.0.290.0000.00816.75
8.0.280.0040.00418.44
8.0.270.0040.00417.22
8.0.260.0070.00717.30
8.0.250.0040.00416.90
8.0.240.0050.00216.94
8.0.230.0000.00716.95
8.0.220.0030.00316.83
8.0.210.0000.00716.93
8.0.200.0030.00316.94
8.0.190.0000.00716.99
8.0.180.0040.00416.97
8.0.170.0040.00416.94
8.0.160.0000.00716.87
8.0.150.0040.00416.89
8.0.140.0050.00216.88
8.0.130.0000.00613.44
8.0.120.0030.00616.84
8.0.110.0000.00816.89
8.0.100.0050.00216.81
8.0.90.0040.00416.96
8.0.80.0070.01016.96
8.0.70.0030.00516.96
8.0.60.0040.00416.79
8.0.50.0040.00416.85
8.0.30.0110.00817.03
8.0.20.0110.00817.40
8.0.10.0030.00517.07
8.0.00.0120.00816.66
7.4.330.0000.00615.00
7.4.320.0000.00716.56
7.4.300.0070.00016.61
7.4.290.0000.00716.57
7.4.280.0040.00416.64
7.4.270.0000.00716.49
7.4.260.0000.01016.65
7.4.250.0050.00216.57
7.4.240.0030.00416.65
7.4.230.0000.00716.38
7.4.220.0140.00416.64
7.4.210.0030.01316.57
7.4.200.0040.00416.64
7.4.160.0090.00916.36
7.4.150.0070.01217.40
7.4.140.0110.01017.86
7.4.130.0100.00716.63
7.4.120.0090.01216.56
7.4.110.0030.01316.53
7.4.100.0100.00716.59
7.4.90.0110.01116.60
7.4.80.0120.00619.39
7.4.70.0050.01116.57
7.4.60.0100.00616.46
7.4.50.0000.00416.43
7.4.40.0090.00916.45
7.4.30.0110.00516.57
7.4.00.0070.00715.15
7.3.330.0030.00313.37
7.3.320.0000.00513.36
7.3.310.0040.00416.38
7.3.300.0040.00416.22
7.3.290.0070.01016.34
7.3.280.0080.01116.36
7.3.270.0060.01217.40
7.3.260.0030.01816.73
7.3.250.0100.00716.45
7.3.240.0110.00716.43
7.3.230.0040.01216.39
7.3.210.0140.00716.66
7.3.200.0120.00619.39
7.3.190.0030.01316.46
7.3.180.0180.00416.42
7.3.170.0140.00316.46
7.3.160.0130.00316.53
7.2.330.0070.01516.52
7.2.320.0070.01016.60
7.2.310.0110.00716.69
7.2.300.0120.00616.74
7.2.290.0120.00916.50
7.2.00.0060.00619.44
7.1.100.0030.00618.27
7.1.70.0030.00517.21
7.1.60.0100.01019.40
7.1.50.0140.00816.70
7.1.00.0030.07722.54
7.0.200.0040.00416.52
7.0.140.0070.07022.01
7.0.60.0100.06320.10
7.0.50.0070.06017.89
7.0.40.0100.04720.11
7.0.30.0370.04720.26
7.0.20.0130.05320.19
7.0.10.0070.05320.21
7.0.00.0130.07720.05
5.6.280.0070.07320.83
5.6.210.0130.06020.70
5.6.200.0070.05718.19
5.6.190.0130.06720.47
5.6.180.0330.04320.61
5.6.170.0270.04020.55
5.6.160.0070.07720.54
5.6.150.0000.06018.13
5.6.140.0200.06718.16
5.6.130.0170.07718.15
5.6.120.0070.09021.00
5.6.110.0130.08021.03
5.6.100.0070.07720.97
5.6.90.0070.06721.02
5.6.80.0170.05720.44
5.5.350.4230.04720.34
5.5.340.0070.05718.10
5.5.330.0070.06320.37
5.5.320.0270.08320.31
5.5.310.0200.03720.28
5.5.300.0070.07318.00
5.5.290.0070.07717.98
5.5.280.0100.07020.66
5.5.270.0070.04320.90
5.5.260.0170.08020.66
5.5.250.0070.08720.66
5.5.240.0100.03320.08
5.4.450.0700.06319.64
5.4.440.0800.05719.57
5.4.430.0770.05719.49
5.4.420.0770.04719.48
5.4.410.0200.04719.27
5.4.400.0730.05719.19
5.4.390.0830.05719.05
5.4.380.0070.05318.71
5.4.370.0100.03718.49
5.4.360.0070.04018.48
5.4.350.0090.04212.04
5.4.340.0140.07212.04
5.4.320.0040.04212.52
5.4.310.0110.03412.52
5.4.300.0040.04112.52
5.4.290.0060.03812.51
5.4.280.0050.03812.41
5.4.270.0060.04012.42
5.4.260.0070.05312.41
5.4.250.0090.06412.42
5.4.240.0060.05512.41
5.4.230.0090.03712.41
5.4.220.0060.03712.41
5.4.210.0080.03412.41
5.4.200.0070.03712.41
5.4.190.0060.03712.40
5.4.180.0040.04112.40
5.4.170.0060.03712.41
5.4.160.0010.04212.41
5.4.150.0110.03112.41
5.4.140.0060.03812.09
5.4.130.0070.03512.07
5.4.120.0080.03612.03
5.4.110.0070.03412.03
5.4.100.0060.03512.03
5.4.90.0050.03812.03
5.4.80.0080.03612.03
5.4.70.0040.03712.02
5.4.60.0050.03512.02
5.4.50.0060.03612.03
5.4.40.0050.03712.01
5.4.30.0050.03712.00
5.4.20.0070.03412.00
5.4.10.0060.03612.01
5.4.00.0060.03811.50
5.3.290.0100.04112.80
5.3.280.0090.03512.71
5.3.270.0040.04112.72
5.3.260.0060.03912.72
5.3.250.0100.03312.72
5.3.240.0060.03712.71
5.3.230.0080.04512.71
5.3.220.0080.03912.68
5.3.210.0090.03612.68
5.3.200.0060.03712.68
5.3.190.0070.03712.68
5.3.180.0080.03512.67
5.3.170.0040.04012.67
5.3.160.0050.03912.67
5.3.150.0080.03612.68
5.3.140.0070.03612.66
5.3.130.0110.03412.66
5.3.120.0110.04112.66
5.3.110.0100.04112.65
5.3.100.0050.03912.14
5.3.90.0040.04012.12
5.3.80.0040.03912.12
5.3.70.0070.03612.11
5.3.60.0050.03812.10
5.3.50.0040.03912.04
5.3.40.0060.03712.04
5.3.30.0060.03512.00
5.3.20.0030.04111.79
5.3.10.0070.04011.75
5.3.00.0030.03911.74
5.2.170.0030.0339.25
5.2.160.0030.0329.24
5.2.150.0070.0299.25
5.2.140.0060.0299.24
5.2.130.0050.0299.20
5.2.120.0060.0289.20
5.2.110.0040.0309.21
5.2.100.0060.0289.20
5.2.90.0050.0299.20
5.2.80.0080.0289.20
5.2.70.0060.0309.20
5.2.60.0100.0279.16
5.2.50.0080.0289.13
5.2.40.0040.0319.10
5.2.30.0040.0329.07
5.2.20.0070.0279.06
5.2.10.0080.0278.97
5.2.00.0040.0318.83
5.1.60.0050.0258.12
5.1.50.0070.0238.11
5.1.40.0060.0248.09
5.1.30.0080.0248.44
5.1.20.0030.0298.46
5.1.10.0060.0258.19
5.1.00.0040.0268.19
5.0.50.0030.0236.67
5.0.40.0030.0216.53
5.0.30.0030.0366.34
5.0.20.0040.0286.31
5.0.10.0060.0196.29
5.0.00.0040.0326.28
4.4.90.0030.0174.77
4.4.80.0040.0184.76
4.4.70.0030.0194.75
4.4.60.0040.0164.75
4.4.50.0020.0234.77
4.4.40.0030.0284.71
4.4.30.0040.0154.76
4.4.20.0040.0154.85
4.4.10.0050.0214.85
4.4.00.0030.0274.76
4.3.110.0040.0174.67
4.3.100.0050.0164.66
4.3.90.0010.0184.64
4.3.80.0050.0264.59
4.3.70.0050.0144.63
4.3.60.0010.0184.63
4.3.50.0030.0164.63
4.3.40.0040.0234.54
4.3.30.0020.0163.34
4.3.20.0010.0183.32
4.3.10.0020.0163.27
4.3.00.0200.0277.59

preferences:
67.06 ms | 401 KiB | 5 Q