3v4l.org

run code in 300+ PHP versions simultaneously
<?php function gdr_encode($val) { $chars = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789!='; $base = strlen($chars); $str = ''; while ($val > 0) { $str .= $chars[$val % $base]; $val = (int)($val / $base); } return $str; } function gdr_decode($str) { $chars = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789!='; $base = strlen($chars); $map = array(); for ($i=0; $i<$base; $i++) { $map[$chars[$i]] = $i; } //echo print_r($map, false) . "\n"; $val = 0; for ($i=0; $i<strlen($str); $i++) { $val *= $base; $char = $str[$i]; echo "{$str[$i]}\n"; $val += (int)$map[$str[$i]]; } return $val; } //$vals = array(0, 1, 99, 100, 255, 256, 999, 1000, 9999, 10000, 65535, 65536, 99999, 100000, 999999, 1000000, 4294967295, 4294967296); $vals = array(1); foreach ($vals as $val) { $enc = json_encode(gdr_encode($val)); $dec = json_encode(gdr_decode($enc)); $val = json_encode($val); if (strlen($enc) > strlen($val)) { echo "$enc $val WORSE\n"; } else if (strlen($enc) == strlen($val)) { echo "$enc $val EQUAL\n"; } else { echo "$enc $val\n"; } }

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)
8.3.40.0090.00618.95
8.3.30.0040.01119.21
8.3.20.0040.00420.18
8.3.10.0040.00421.91
8.3.00.0050.00319.50
8.2.170.0140.00422.96
8.2.160.0070.00720.25
8.2.150.0030.00624.18
8.2.140.0080.00024.66
8.2.130.0050.00326.16
8.2.120.0040.00421.01
8.2.110.0060.00322.25
8.2.100.0120.00017.84
8.2.90.0000.00819.17
8.2.80.0000.00817.97
8.2.70.0040.00417.75
8.2.60.0110.00017.91
8.2.50.0000.00818.07
8.2.40.0030.00818.21
8.2.30.0040.00418.15
8.2.20.0040.00417.90
8.2.10.0000.00818.03
8.2.00.0050.00217.90
8.1.270.0050.00323.82
8.1.260.0080.00026.35
8.1.250.0070.00028.09
8.1.240.0070.00323.87
8.1.230.0070.00419.07
8.1.220.0050.00317.74
8.1.210.0000.00918.77
8.1.200.0000.00817.35
8.1.190.0090.00017.25
8.1.180.0040.00418.10
8.1.170.0080.00018.50
8.1.160.0000.00722.07
8.1.150.0050.00318.91
8.1.140.0000.00717.43
8.1.130.0070.00017.88
8.1.120.0040.00417.52
8.1.110.0040.00417.50
8.1.100.0000.00817.39
8.1.90.0080.00017.32
8.1.80.0030.00617.52
8.1.70.0000.00717.48
8.1.60.0040.00417.61
8.1.50.0040.00417.57
8.1.40.0030.00517.57
8.1.30.0030.00617.57
8.1.20.0000.00817.59
8.1.10.0080.00017.51
8.1.00.0040.00417.54
8.0.300.0070.00018.77
8.0.290.0050.00216.75
8.0.280.0050.00218.54
8.0.270.0060.00317.24
8.0.260.0030.00717.34
8.0.250.0000.00717.07
8.0.240.0020.00517.08
8.0.230.0000.00717.02
8.0.220.0070.00016.89
8.0.210.0000.00717.00
8.0.200.0070.00017.09
8.0.190.0040.00417.03
8.0.180.0000.00716.94
8.0.170.0040.00416.90
8.0.160.0070.00017.05
8.0.150.0000.00716.85
8.0.140.0040.00416.89
8.0.130.0060.00013.46
8.0.120.0040.00417.01
8.0.110.0040.00416.95
8.0.100.0070.00017.08
8.0.90.0020.00516.99
8.0.80.0060.01016.97
8.0.70.0000.00716.98
8.0.60.0020.00516.93
8.0.50.0000.00716.94
8.0.30.0100.00916.92
8.0.20.0100.01117.40
8.0.10.0000.00816.95
8.0.00.0110.00916.85
7.4.330.0000.00515.00
7.4.320.0070.00016.63
7.4.300.0000.00616.51
7.4.290.0000.00716.67
7.4.280.0000.00816.52
7.4.270.0040.00316.60
7.4.260.0040.00416.51
7.4.250.0050.00216.51
7.4.240.0030.00416.58
7.4.230.0070.00016.43
7.4.220.0090.00916.57
7.4.210.0160.00316.58
7.4.200.0070.00016.45
7.4.160.0090.00616.36
7.4.150.0090.00917.40
7.4.140.0090.00917.86
7.4.130.0120.00516.50
7.4.120.0110.00616.54
7.4.110.0090.01616.61
7.4.100.0100.00716.64
7.4.90.0070.01116.39
7.4.80.0070.01619.39
7.4.70.0090.00916.48
7.4.60.0100.00616.69
7.4.50.0000.00816.41
7.4.40.0110.00916.46
7.4.30.0060.00916.54
7.4.00.0040.01115.07
7.3.330.0030.00313.43
7.3.320.0000.00513.43
7.3.310.0070.00016.44
7.3.300.0030.00316.43
7.3.290.0030.01016.43
7.3.280.0060.01016.42
7.3.270.0150.00617.40
7.3.260.0140.00316.48
7.3.250.0080.00916.51
7.3.240.0070.01016.45
7.3.230.0130.00316.65
7.3.210.0160.00316.67
7.3.200.0070.01719.39
7.3.190.0130.01016.53
7.3.180.0060.00916.41
7.3.170.0090.00616.65
7.3.160.0090.00616.46
7.2.330.0080.00816.54
7.2.320.0130.00416.88
7.2.310.0130.00316.93
7.2.300.0060.01016.56
7.2.290.0080.00816.57
7.2.120.0060.00616.67
7.2.110.0080.00016.70
7.2.100.0030.01016.87
7.2.90.0030.01416.57
7.2.80.0030.01316.66
7.2.70.0000.01016.91
7.2.60.0030.00816.87
7.2.50.0070.01016.71
7.2.40.0060.00617.18
7.2.30.0060.01017.03
7.2.20.0140.00017.03
7.2.10.0030.01316.96
7.2.00.0170.00016.97
7.1.240.0060.00615.84
7.1.230.0110.00415.95
7.1.220.0070.00715.82
7.1.210.0070.00715.54
7.1.200.0090.00615.93
7.1.190.0100.00315.98
7.1.180.0060.00615.59
7.1.170.0110.00415.91
7.1.160.0060.00915.43
7.1.150.0060.00615.80
7.1.140.0000.00915.80
7.1.130.0040.01215.52
7.1.120.0000.00815.67
7.1.110.0060.00915.59
7.1.100.0050.00616.95
7.1.90.0070.00315.94
7.1.80.0040.00915.84
7.1.70.0050.00716.52
7.1.60.0090.01117.45
7.1.50.0070.00816.45
7.1.40.0070.00715.84
7.1.30.0080.00415.65
7.1.20.0070.00715.54
7.1.10.0090.00615.73
7.1.00.0030.04319.06
7.0.320.0070.00315.43
7.0.310.0070.00715.44
7.0.300.0070.00415.43
7.0.290.0070.00715.17
7.0.280.0070.00715.39
7.0.270.0040.00815.56
7.0.260.0090.00615.41
7.0.250.0040.00415.59
7.0.240.0090.00615.50
7.0.230.0070.00715.48
7.0.220.0040.00815.50
7.0.210.0030.00715.57
7.0.200.0050.00315.89
7.0.190.0070.00415.48
7.0.180.0000.01315.39
7.0.170.0040.00715.43
7.0.160.0030.00515.47
7.0.150.0000.01315.30
7.0.140.0000.04418.83
7.0.130.0090.00015.22
7.0.120.0000.01215.48
7.0.110.0000.00815.20
7.0.100.0070.00715.62
7.0.90.0170.02917.77
7.0.80.0090.03817.64
7.0.70.0110.03317.72
7.0.60.0100.03617.74
7.0.50.0210.02817.96
7.0.40.0070.04016.62
7.0.30.0030.04816.83
7.0.20.0030.04116.71
7.0.10.0070.02516.80
7.0.00.0070.02516.70
5.6.380.0030.01014.61
5.6.370.0000.01214.38
5.6.360.0060.01014.48
5.6.350.0030.00614.68
5.6.340.0060.00914.34
5.6.330.0060.00314.75
5.6.320.0080.00314.38
5.6.310.0060.00614.67
5.6.300.0070.00414.57
5.6.290.0060.00914.74
5.6.280.0070.03717.84
5.6.270.0060.00914.76
5.6.260.0030.00914.67
5.6.250.0000.01114.30
5.6.240.0120.03217.59
5.6.230.0080.03617.54
5.6.220.0090.03717.51
5.6.210.0050.03117.50
5.6.200.0100.04517.81
5.6.190.0050.04417.69
5.6.180.0080.02617.76
5.6.170.0150.03117.75
5.6.160.0140.04217.83
5.6.150.0100.02317.67
5.6.140.0040.03017.68
5.6.130.0050.05117.82
5.6.120.0020.03417.77
5.6.110.0030.04017.67
5.6.100.0050.04517.70
5.6.90.0020.05417.76
5.6.80.0060.03517.48
5.6.70.0050.02617.24
5.6.60.0050.04217.39
5.6.50.0020.02917.25
5.6.40.0120.01917.28
5.6.30.0100.03517.40
5.6.20.0050.03517.51
5.6.10.0040.04617.39
5.6.00.0100.03817.38
5.5.380.0030.04315.93
5.5.370.0090.03915.95
5.5.360.0050.04215.86
5.5.350.0050.04015.86
5.5.340.0100.02316.22
5.5.330.0070.04216.05
5.5.320.0030.02516.04
5.5.310.0020.04916.04
5.5.300.0080.02716.11
5.5.290.0080.04316.06
5.5.280.0050.03316.16
5.5.270.0050.04016.09
5.5.260.0040.02616.09
5.5.250.0060.03616.03
5.5.240.0050.03015.79
5.5.230.0060.02515.77
5.5.220.0030.02915.71
5.5.210.0080.03815.77
5.5.200.0080.01815.76
5.5.190.0090.03315.73
5.5.180.0050.02515.78
5.5.170.0030.01014.21
5.5.160.0090.03515.76
5.5.150.0050.04015.73
5.5.140.0040.02815.70
5.5.130.0090.03715.77
5.5.120.0030.02815.75
5.5.110.0040.04215.70
5.5.100.0120.03515.74
5.5.90.0070.03015.63
5.5.80.0100.03715.83
5.5.70.0030.03815.72
5.5.60.0080.03215.67
5.5.50.0050.02215.71
5.5.40.0100.03715.77
5.5.30.0050.02515.65
5.5.20.0070.03015.64
5.5.10.0080.03915.74
5.5.00.0020.04815.68
5.4.450.0070.02615.37
5.4.440.0030.02915.47
5.4.430.0060.03615.36
5.4.420.0080.04115.37
5.4.410.0070.02815.39
5.4.400.0040.04115.21
5.4.390.0070.03015.21
5.4.380.0050.04115.06
5.4.370.0070.04115.22
5.4.360.0060.02115.34
5.4.350.0040.02915.21
5.4.340.0080.02115.15
5.4.330.0000.00911.27
5.4.320.0120.03515.22
5.4.310.0050.03715.23
5.4.300.0070.04115.09
5.4.290.0060.03615.16
5.4.280.0080.04315.19
5.4.270.0050.03715.18
5.4.260.0000.03415.20
5.4.250.0050.04215.15
5.4.240.0030.03715.20
5.4.230.0030.02615.20
5.4.220.0020.02815.24
5.4.210.0020.03015.19
5.4.200.0100.02815.26
5.4.190.0050.04115.16
5.4.180.0100.03215.19
5.4.170.0040.02315.07
5.4.160.0050.03015.16
5.4.150.0030.02515.22
5.4.140.0030.02213.86
5.4.130.0040.03413.87
5.4.120.0080.02313.84
5.4.110.0080.03313.96
5.4.100.0060.03613.92
5.4.90.0060.03913.92
5.4.80.0100.03613.85
5.4.70.0050.02313.79
5.4.60.0030.03213.78
5.4.50.0080.03313.84
5.4.40.0050.02013.86
5.4.30.0040.02613.81
5.4.20.0020.02713.89
5.4.10.0080.02213.92
5.4.00.0060.04113.54
5.3.290.0030.04513.03
5.3.280.0070.03913.01
5.3.270.0070.02213.00
5.3.260.0050.02613.00
5.3.250.0030.02613.00
5.3.240.0060.03112.93
5.3.230.0050.02812.93
5.3.220.0070.03012.98
5.3.210.0050.03212.92
5.3.200.0080.02312.99
5.3.190.0040.02412.89
5.3.180.0050.03912.96
5.3.170.0030.03812.93
5.3.160.0080.01812.95
5.3.150.0070.03212.90
5.3.140.0090.03512.98
5.3.130.0070.02512.89
5.3.120.0080.02212.94
5.3.110.0060.03312.94
5.3.100.0060.02112.62
5.3.90.0050.03912.66
5.3.80.0070.03712.59
5.3.70.0060.02112.69
5.3.60.0030.02512.67
5.3.50.0040.03412.66
5.3.40.0020.03512.58
5.3.30.0020.03912.64
5.3.20.0020.03312.43
5.3.10.0030.02712.53
5.3.00.0110.03312.47
5.2.170.0080.02511.26
5.2.160.0050.01611.22
5.2.150.0040.02111.27
5.2.140.0030.03511.23
5.2.130.0030.03611.19
5.2.120.0070.02311.22
5.2.110.0040.01611.24
5.2.100.0040.02911.19
5.2.90.0020.02011.15
5.2.80.0060.03311.20
5.2.70.0120.02711.14
5.2.60.0060.03011.22
5.2.50.0070.02611.21
5.2.40.0060.02711.21
5.2.30.0080.01711.13
5.2.20.0020.02011.16
5.2.10.0030.01811.03
5.2.00.0110.01710.93
5.1.60.0020.03210.68
5.1.50.0050.02410.54
5.1.40.0040.02510.57
5.1.30.0040.03010.87
5.1.20.0030.02010.82
5.1.10.0050.02510.71
5.1.00.0020.02010.67
5.0.50.0030.02410.45
5.0.40.0020.01910.45
5.0.30.0000.03010.45
5.0.20.0020.01210.45
5.0.10.0020.01710.45
5.0.00.0000.02710.45
4.4.90.0030.01210.45
4.4.80.0020.01010.45
4.4.70.0020.02110.45
4.4.60.0050.00710.45
4.4.50.0030.00810.45
4.4.40.0000.02810.45
4.4.30.0000.01710.45
4.4.20.0030.02010.45
4.4.10.0030.01010.45
4.4.00.0020.02810.45
4.3.110.0020.01810.45
4.3.100.0000.01310.45
4.3.90.0050.01710.45
4.3.80.0050.01210.45
4.3.70.0050.01810.45
4.3.60.0020.01310.45
4.3.50.0070.01310.45
4.3.40.0020.03010.45
4.3.30.0030.01610.45
4.3.20.0010.01110.45
4.3.10.0020.01910.45
4.3.00.0020.01010.45

preferences:
48.11 ms | 400 KiB | 5 Q