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; } $vals = array(0, 1, 99, 100, 255, 256, 999, 1000, 9999, 10000, 65535, 65536, 99999, 100000, 500000, 999999, 1000000, 4294967295, 4294967296); foreach ($vals as $val) { $enc = gdr_encode($val); $dec = gdr_decode($enc); if ($dec !== $val) { echo "ERROR: $val => $enc => $dec\n"; } else { echo sprintf("%2d %7s %10d\n", strlen($enc)+2-strlen($val), "\"$enc\"", $dec);} }

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)
8.3.60.0140.00716.63
8.3.50.0100.00822.91
8.3.40.0150.00318.79
8.3.30.0140.00019.04
8.3.20.0140.00020.34
8.3.10.0070.00721.90
8.3.00.0040.00417.46
8.2.180.0150.00316.75
8.2.170.0090.00622.96
8.2.160.0070.00720.43
8.2.150.0080.00024.18
8.2.140.0060.00324.66
8.2.130.0040.00426.16
8.2.120.0040.00421.10
8.2.110.0100.00022.25
8.2.100.0060.00619.21
8.2.90.0040.00419.35
8.2.80.0040.00417.97
8.2.70.0060.00317.75
8.2.60.0050.00317.80
8.2.50.0040.00418.07
8.2.40.0000.00918.28
8.2.30.0000.00818.02
8.2.20.0050.00317.81
8.2.10.0040.00418.21
8.2.00.0040.00417.77
8.1.280.0070.01125.92
8.1.270.0000.00823.91
8.1.260.0000.00826.35
8.1.250.0070.00028.09
8.1.240.0030.00623.91
8.1.230.0040.00818.85
8.1.220.0000.00817.74
8.1.210.0040.00418.77
8.1.200.0090.00017.35
8.1.190.0000.00917.22
8.1.180.0040.00418.10
8.1.170.0050.00318.53
8.1.160.0040.00421.94
8.1.150.0020.00518.88
8.1.140.0000.00817.30
8.1.130.0030.00317.88
8.1.120.0000.00717.36
8.1.110.0040.00417.50
8.1.100.0040.00417.48
8.1.90.0000.00717.43
8.1.80.0000.00717.49
8.1.70.0030.00317.46
8.1.60.0000.00917.48
8.1.50.0030.00717.55
8.1.40.0000.00817.53
8.1.30.0080.00017.64
8.1.20.0040.00417.63
8.1.10.0060.00317.63
8.1.00.0040.00417.53
8.0.300.0000.00818.77
8.0.290.0030.00616.63
8.0.280.0000.00718.44
8.0.270.0040.00418.07
8.0.260.0030.00617.14
8.0.250.0000.00716.85
8.0.240.0000.00816.96
8.0.230.0000.00716.83
8.0.220.0030.00316.91
8.0.210.0030.00316.91
8.0.200.0080.00016.88
8.0.190.0000.00816.90
8.0.180.0070.00016.79
8.0.170.0050.00216.83
8.0.160.0030.00516.95
8.0.150.0050.00216.86
8.0.140.0030.00516.75
8.0.130.0000.00613.31
8.0.120.0050.00316.78
8.0.110.0000.00816.93
8.0.100.0020.00516.89
8.0.90.0040.00416.93
8.0.80.0060.00916.87
8.0.70.0040.00416.77
8.0.60.0000.00716.87
8.0.50.0000.00716.92
8.0.30.0070.01917.03
8.0.20.0050.01417.40
8.0.10.0060.00316.90
8.0.00.0100.00716.79
7.4.330.0060.00015.19
7.4.320.0070.00016.51
7.4.300.0070.00016.54
7.4.290.0000.00716.60
7.4.280.0040.00416.60
7.4.270.0000.00716.50
7.4.260.0030.00616.61
7.4.250.0040.00416.48
7.4.240.0040.00416.52
7.4.230.0070.00016.62
7.4.220.0070.01116.55
7.4.210.0200.00416.61
7.4.200.0080.00016.60
7.4.160.0100.00616.52
7.4.150.0040.01417.40
7.4.140.0120.00517.86
7.4.130.0050.01216.49
7.4.120.0080.01616.53
7.4.110.0030.01316.34
7.4.100.0150.00316.41
7.4.90.0090.00916.46
7.4.80.0060.01019.39
7.4.70.0140.00316.54
7.4.60.0070.01016.45
7.4.50.0000.00416.37
7.4.40.0080.00816.43
7.4.30.0030.01516.59
7.4.00.0070.01014.98
7.3.330.0030.00313.25
7.3.320.0000.00513.23
7.3.310.0030.00316.41
7.3.300.0000.00716.30
7.3.290.0000.01416.39
7.3.280.0080.01016.38
7.3.270.0070.01317.40
7.3.260.0090.00916.73
7.3.250.0110.00616.50
7.3.240.0090.00916.43
7.3.230.0030.01516.46
7.3.210.0120.00616.31
7.3.200.0140.00419.39
7.3.190.0060.01116.61
7.3.180.0110.00616.50
7.3.170.0130.00316.47
7.3.160.0140.00316.40
7.3.120.0090.00914.85
7.3.110.0080.01014.88
7.3.100.0020.01414.87
7.3.90.0070.00314.88
7.3.80.0050.01114.70
7.3.70.0070.00514.86
7.3.60.0060.00814.85
7.3.50.0040.00714.79
7.3.40.0070.00614.75
7.3.30.0070.00814.82
7.3.20.0030.01216.63
7.3.10.0030.00916.61
7.3.00.0080.00616.67
7.2.330.0070.01116.74
7.2.320.0070.01116.82
7.2.310.0060.01116.62
7.2.300.0060.01116.79
7.2.290.0060.01616.81
7.2.250.0080.01114.82
7.2.240.0080.00714.97
7.2.230.0100.00814.98
7.2.220.0020.01515.03
7.2.210.0050.01014.98
7.2.200.0050.01115.13
7.2.190.0050.01015.12
7.2.180.0050.00914.98
7.2.170.0050.01014.88
7.2.160.0110.00715.08
7.2.150.0030.01317.00
7.2.140.0030.01317.07
7.2.130.0000.01416.82
7.2.120.0000.01416.93
7.2.110.0040.01116.78
7.2.100.0030.01117.04
7.2.90.0040.00816.92
7.2.80.0040.01116.91
7.2.70.0040.01116.70
7.2.60.0100.00316.74
7.2.50.0000.01416.98
7.2.40.0060.01016.56
7.2.30.0030.01017.02
7.2.20.0110.00417.05
7.2.10.0000.01417.12
7.2.00.0030.01218.22
7.1.330.0070.01115.79
7.1.320.0080.00615.90
7.1.310.0050.00815.96
7.1.300.0050.01015.96
7.1.290.0040.01315.92
7.1.280.0060.00915.74
7.1.270.0060.00715.68
7.1.260.0050.00815.94
7.1.250.0070.00715.80
7.1.100.0000.01218.00
7.1.70.0000.00917.30
7.1.60.0160.00319.40
7.1.50.0250.01334.96
7.1.00.0030.09022.30
7.0.200.0000.00816.50
7.0.140.0000.07722.07
7.0.60.0330.06719.96
7.0.50.0030.04017.99
7.0.40.0170.07720.02
7.0.30.0230.04320.25
7.0.20.0330.04720.10
7.0.10.0170.07720.17
7.0.00.0030.04320.23
5.6.280.0030.07021.11
5.6.210.0100.05320.54
5.6.200.0170.07318.29
5.6.190.0030.04720.39
5.6.180.0300.08020.54
5.6.170.0230.04320.53
5.6.160.0130.08320.50
5.6.150.0100.03718.18
5.6.140.0170.06718.15
5.6.130.0070.08018.17
5.6.120.0030.05720.91
5.6.110.0070.08021.04
5.6.100.0200.06021.00
5.6.90.0100.07021.02
5.6.80.0070.04320.54
5.5.350.0100.04020.45
5.5.340.0070.06017.96
5.5.330.0070.05320.36
5.5.320.0300.04720.52
5.5.310.0230.08320.31
5.5.300.0100.08017.98
5.5.290.0100.03317.96
5.5.280.0100.06320.88
5.5.270.0070.04020.85
5.5.260.0070.06020.68
5.5.250.0130.07020.69
5.5.240.0230.07020.35
5.4.450.3870.03019.38
5.4.440.0100.04019.53
5.4.430.1400.06319.54
5.4.420.2800.04019.25
5.4.410.3000.04019.30
5.4.400.2700.03719.21
5.4.390.2600.04319.17
5.4.380.3400.04319.23
5.4.370.3870.03319.19
5.4.360.3900.03319.22
5.4.350.4170.04019.06
5.4.340.3400.04718.96
5.4.320.3830.03018.93
5.4.310.4300.03719.04
5.4.300.4530.03019.23
5.4.290.3700.04019.14
5.4.280.4470.04018.94
5.4.270.4100.03719.05
5.4.260.4070.03718.98
5.4.250.3770.03319.22
5.4.240.4070.04019.22
5.4.230.4200.03318.98
5.4.220.4100.04019.12
5.4.210.3600.04019.14
5.4.200.4130.03719.25
5.4.190.3700.04719.11
5.4.180.4030.04019.05
5.4.170.3870.03018.93
5.4.160.4030.03719.04
5.4.150.3630.03319.16
5.4.140.3470.04016.52
5.4.130.3630.03316.54
5.4.120.3800.03316.54
5.4.110.4030.03716.56
5.4.100.4170.03016.56
5.4.90.3800.03316.53
5.4.80.4470.03716.59
5.4.70.3700.03316.36
5.4.60.4070.03716.43
5.4.50.0100.04716.32
5.4.40.2630.03016.49
5.4.30.4070.03716.51
5.4.20.3730.04016.53
5.4.10.4030.04016.63
5.4.00.3730.05015.89
5.3.290.3970.04014.84
5.3.280.4070.03714.77
5.3.270.3600.04014.66
5.3.260.3830.03714.64
5.3.250.3770.04014.66
5.3.240.3900.03314.70
5.3.230.3770.03714.50
5.3.220.3930.03314.59
5.3.210.4600.03314.64
5.3.200.3830.03714.62
5.3.190.3330.04714.74
5.3.180.4230.02714.74
5.3.170.4200.04314.66
5.3.160.3070.02714.63
5.3.150.0100.06014.63
5.3.140.0000.06014.73
5.3.130.3830.03714.59
5.3.120.4130.03314.58
5.3.110.4170.03714.58
5.3.100.3870.03314.20
5.3.90.4130.03714.05
5.3.80.3830.04014.04
5.3.70.4170.03714.08
5.3.60.4000.03313.94
5.3.50.3730.03714.04
5.3.40.4000.03713.96
5.3.30.4100.03013.99
5.3.20.0070.04013.86
5.3.10.1770.05713.67
5.3.00.4100.03013.81
5.2.170.3330.03011.22
5.2.160.3600.02711.33
5.2.150.3170.02711.18
5.2.140.2370.03011.20
5.2.130.0000.06311.13
5.2.120.0070.05311.18
5.2.110.3230.03311.07
5.2.100.3270.01711.01
5.2.90.3130.03011.29
5.2.80.3070.02711.03
5.2.70.3270.03711.16
5.2.60.3400.03010.99
5.2.50.3100.02711.04
5.2.40.1800.03011.09
5.2.30.2000.02710.95
5.2.20.1700.02010.95
5.2.10.2430.01711.04
5.2.00.1830.02710.80
5.1.60.1630.0209.98
5.1.50.2270.02010.04
5.1.40.2500.02310.05
5.1.30.1170.02310.25
5.1.20.2100.02310.44
5.1.10.1870.02310.07
5.1.00.1600.03010.16
5.0.50.1000.0178.49
5.0.40.0400.0238.41
5.0.30.1000.0308.27
5.0.20.0900.0178.23
5.0.10.1530.0238.20
5.0.00.1000.0378.24
4.4.90.1470.0205.98
4.4.80.1230.0205.86
4.4.70.1000.0135.90
4.4.60.1070.0135.96
4.4.50.0870.0205.94
4.4.40.0900.0275.89
4.4.30.1200.0175.94
4.4.20.1270.0175.86
4.4.10.0870.0176.00
4.4.00.1000.0275.88
4.3.110.0830.0175.77
4.3.100.1070.0135.82
4.3.90.0800.0135.71
4.3.80.1000.0235.77
4.3.70.1370.0105.83
4.3.60.0900.0135.71
4.3.50.1300.0175.76
4.3.40.1500.0275.70
4.3.30.0730.0174.98
4.3.20.0670.0174.98
4.3.10.0830.0274.98
4.3.00.0700.0204.98

preferences:
41.45 ms | 401 KiB | 5 Q