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; } $vals = array( 0, 1, 99, 100, 255, 256, 999, 1000, 9999, 10000, 65535, 65536, 99999, 100000, 250000, 500000, 750000, 999999, 1000000, 4294967295, 4294967296 ); echo sprintf("%10s %9s %5s\n", 'num', 'str', 'cmp'); foreach ($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)
8.3.60.0140.00716.75
8.3.50.0110.00522.94
8.3.40.0150.00618.84
8.3.30.0150.00919.10
8.3.20.0080.00820.34
8.3.10.0040.00421.89
8.3.00.0050.00317.50
8.2.180.0140.01018.14
8.2.170.0070.00722.96
8.2.160.0030.01020.43
8.2.150.0050.00324.18
8.2.140.0080.00024.66
8.2.130.0030.00526.16
8.2.120.0060.00321.07
8.2.110.0060.00322.13
8.2.100.0110.00019.31
8.2.90.0060.00619.09
8.2.80.0050.00317.97
8.2.70.0030.00617.50
8.2.60.0000.00817.93
8.2.50.0040.00418.07
8.2.40.0040.00418.05
8.2.30.0040.00418.21
8.2.20.0040.00417.78
8.2.10.0050.00218.15
8.2.00.0050.00217.81
8.1.280.0100.01025.92
8.1.270.0030.00623.98
8.1.260.0070.00026.35
8.1.250.0150.00028.09
8.1.240.0090.00023.83
8.1.230.0060.00619.01
8.1.220.0030.00617.78
8.1.210.0040.00418.77
8.1.200.0060.00317.35
8.1.190.0030.00517.35
8.1.180.0030.00619.14
8.1.170.0000.00818.55
8.1.160.0070.00021.96
8.1.150.0000.00818.97
8.1.140.0040.00417.45
8.1.130.0030.00317.77
8.1.120.0040.00417.45
8.1.110.0000.00717.39
8.1.100.0000.00717.38
8.1.90.0040.00417.42
8.1.80.0070.00017.35
8.1.70.0000.00717.42
8.1.60.0040.00417.50
8.1.50.0040.00417.57
8.1.40.0000.00817.59
8.1.30.0040.00417.57
8.1.20.0030.00617.52
8.1.10.0040.00417.61
8.1.00.0050.00317.59
8.0.300.0040.00418.77
8.0.290.0000.00716.75
8.0.280.0000.00718.46
8.0.270.0030.00617.20
8.0.260.0080.00417.11
8.0.250.0000.00817.04
8.0.240.0000.00717.02
8.0.230.0000.00816.95
8.0.220.0000.00716.79
8.0.210.0030.00316.83
8.0.200.0060.00016.96
8.0.190.0070.00016.99
8.0.180.0040.00416.85
8.0.170.0040.00416.96
8.0.160.0040.00416.79
8.0.150.0040.00416.88
8.0.140.0000.00816.89
8.0.130.0030.00313.29
8.0.120.0040.00416.79
8.0.110.0000.00716.81
8.0.100.0000.00716.86
8.0.90.0000.00716.98
8.0.80.0060.00916.91
8.0.70.0020.00516.86
8.0.60.0000.00716.93
8.0.50.0000.00716.81
8.0.30.0090.01117.16
8.0.20.0090.01117.40
8.0.10.0050.00316.96
8.0.00.0090.00916.89
7.4.330.0060.00015.08
7.4.320.0070.00016.46
7.4.300.0030.00316.63
7.4.290.0030.00516.55
7.4.280.0000.00716.61
7.4.270.0000.00716.62
7.4.260.0040.00716.51
7.4.250.0050.00316.52
7.4.240.0070.00016.67
7.4.230.0070.00016.51
7.4.220.0090.00916.43
7.4.210.0070.00716.53
7.4.200.0030.00316.55
7.4.160.0060.00916.48
7.4.150.0190.00617.40
7.4.140.0090.01317.86
7.4.130.0070.01416.50
7.4.120.0110.00916.65
7.4.110.0120.00616.66
7.4.100.0110.01116.63
7.4.90.0120.00616.43
7.4.80.0140.00419.39
7.4.70.0090.00916.60
7.4.60.0100.00616.75
7.4.50.0030.00316.43
7.4.40.0090.00916.67
7.4.30.0070.01016.59
7.4.00.0110.00414.96
7.3.330.0030.00613.23
7.3.320.0030.00313.32
7.3.310.0040.00416.23
7.3.300.0000.00716.23
7.3.290.0110.00416.32
7.3.280.0110.00816.39
7.3.270.0060.01217.40
7.3.260.0140.00716.56
7.3.240.0140.00316.36
7.3.230.0090.00916.46
7.3.210.0090.00916.57
7.3.200.0130.00919.39
7.3.190.0090.00916.65
7.3.180.0120.00416.48
7.3.170.0120.00416.60
7.3.160.0160.00016.53
7.3.10.0110.00416.61
7.3.00.0070.00716.64
7.2.330.0030.01416.81
7.2.320.0080.00816.69
7.2.310.0110.00616.50
7.2.300.0040.01316.71
7.2.290.0140.00816.87
7.2.130.0110.00316.99
7.2.120.0110.00016.97
7.2.110.0030.01317.06
7.2.100.0060.00617.11
7.2.90.0040.00816.97
7.2.80.0060.00616.77
7.2.70.0060.01017.13
7.2.60.0040.01216.63
7.2.50.0100.00616.73
7.2.40.0030.01216.87
7.2.30.0090.00616.91
7.2.20.0040.01516.83
7.2.10.0070.00716.99
7.2.00.0060.00818.33
7.1.250.0100.00315.62
7.1.240.0060.00915.59
7.1.230.0070.00315.53
7.1.220.0060.00915.73
7.1.210.0040.00915.81
7.1.200.0030.01015.95
7.1.190.0090.00615.85
7.1.180.0110.00415.70
7.1.170.0040.01215.76
7.1.160.0000.01715.72
7.1.150.0030.00615.71
7.1.140.0000.01015.93
7.1.130.0080.00615.75
7.1.120.0040.00715.75
7.1.110.0080.00315.85
7.1.100.0060.00716.89
7.1.90.0000.00815.70
7.1.80.0030.00715.73
7.1.70.0050.00516.60
7.1.60.0080.01117.57
7.1.50.0040.01216.24
7.1.40.0070.00715.56
7.1.30.0110.00415.91
7.1.20.0000.00915.92
7.1.10.0100.00715.67
7.1.00.0060.04018.93
7.0.330.0030.00915.34
7.0.320.0040.00815.38
7.0.310.0040.01115.32
7.0.300.0050.00515.53
7.0.290.0080.00815.14
7.0.280.0100.00715.47
7.0.270.0040.00415.47
7.0.260.0030.01315.41
7.0.250.0060.00815.49
7.0.240.0070.00715.44
7.0.230.0070.00715.41
7.0.220.0070.00715.57
7.0.210.0140.00015.50
7.0.200.0020.01116.15
7.0.190.0030.00615.27
7.0.180.0060.00615.44
7.0.170.0110.00415.36
7.0.160.0080.00415.27
7.0.150.0000.00915.23
7.0.140.0110.03518.80
7.0.130.0070.00715.30
7.0.120.0160.00015.66
7.0.110.0150.04317.72
7.0.100.0130.03517.68
7.0.90.0120.03817.68
7.0.80.0110.02117.70
7.0.70.0030.03017.76
7.0.60.0140.03417.68
7.0.50.0050.03017.69
7.0.40.0030.04816.57
7.0.30.0060.03616.71
7.0.20.0040.02916.54
7.0.10.0050.03016.45
7.0.00.0050.04516.53
5.6.380.0040.01214.60
5.6.370.0070.00314.13
5.6.360.0090.00614.28
5.6.350.0000.01514.40
5.6.340.0000.01114.42
5.6.330.0040.01114.43
5.6.320.0000.01114.26
5.6.310.0060.00614.61
5.6.300.0060.00914.00
5.6.290.0060.00314.69
5.6.280.0050.03817.79
5.6.270.0060.00314.44
5.6.260.0070.03417.55
5.6.250.0080.03817.56
5.6.240.0030.04817.44
5.6.230.0090.03417.65
5.6.220.0070.02617.60
5.6.210.0100.04517.49
5.6.200.0050.02617.38
5.6.190.0100.03817.54
5.6.180.0080.02617.63
5.6.170.0080.04117.59
5.6.160.0060.02517.62
5.6.150.0030.04717.65
5.6.140.0100.02217.42
5.6.130.0060.03917.43
5.6.120.0090.02417.37
5.6.110.0070.02617.55
5.6.100.0060.02517.62
5.6.90.0050.02817.46
5.6.80.0080.02117.24
5.6.70.0020.02917.07
5.6.60.0050.02117.17
5.6.50.0090.01917.20
5.6.40.0020.02617.17
5.6.30.0090.01717.24
5.6.20.0110.01717.02
5.6.10.0050.04517.18
5.6.00.0070.04517.14
5.5.380.0080.04114.56
5.5.370.0030.02514.54
5.5.360.0060.04514.48
5.5.350.0100.03214.28
5.5.340.0070.04314.61
5.5.330.0020.04714.78
5.5.320.0080.03814.67
5.5.310.0080.03914.72
5.5.300.0030.04814.74
5.5.290.0030.03714.67
5.5.280.0070.04214.74
5.5.270.0030.03914.64
5.5.260.0050.02714.73
5.5.250.0040.02314.49
5.5.240.0030.02514.45
5.5.230.0050.02014.33
5.5.220.0030.02014.42
5.5.210.0020.02314.29
5.5.200.0060.01714.31
5.5.190.0030.01914.41
5.5.180.0060.01814.32
5.5.170.0060.00611.25
5.5.160.0070.03414.37
5.5.150.0020.04714.45
5.5.140.0060.04114.17
5.5.130.0020.03214.28
5.5.120.0000.02314.49
5.5.110.0070.02314.17
5.5.100.0080.02014.08
5.5.90.0080.01814.00
5.5.80.0040.02214.33
5.5.70.0060.01814.32
5.5.60.0030.02114.27
5.5.50.0040.02014.08
5.5.40.0050.02014.24
5.5.30.0070.02014.35
5.5.20.0050.02314.20
5.5.10.0070.01914.24
5.5.00.0030.02014.24
5.4.450.0070.05515.26
5.4.440.0070.04615.29
5.4.430.0030.02315.43
5.4.420.0030.02215.29
5.4.410.0000.02515.27
5.4.400.0020.02315.00
5.4.390.0090.02114.91
5.4.380.0030.02114.99
5.4.370.0070.01515.12
5.4.360.0050.02015.29
5.4.350.0030.01815.22
5.4.340.0070.01715.15
5.4.330.0040.00811.18
5.4.320.0000.02215.21
5.4.310.0050.03615.09
5.4.300.0020.03815.20
5.4.290.0020.02915.11
5.4.280.0110.01615.23
5.4.270.0050.02214.92
5.4.260.0020.02414.95
5.4.250.0030.03215.22
5.4.240.0080.01815.06
5.4.230.0040.02114.97
5.4.220.0020.02615.03
5.4.210.0020.02715.10
5.4.200.0100.02615.08
5.4.190.0020.02415.24
5.4.180.0060.01815.15
5.4.170.0040.02215.12
5.4.160.0000.02715.02
5.4.150.0000.02215.16
5.4.140.0050.02213.78
5.4.130.0060.01213.88
5.4.120.0030.01813.78
5.4.110.0050.02014.00
5.4.100.0080.01513.65
5.4.90.0030.01813.71
5.4.80.0070.01513.77
5.4.70.0030.02513.81
5.4.60.0080.03613.90
5.4.50.0070.04513.63
5.4.40.0030.03313.86
5.4.30.0050.04013.59
5.4.20.0040.03413.86
5.4.10.0020.04513.68
5.4.00.0060.01813.55
5.3.290.0020.04412.76
5.3.280.0050.02012.62
5.3.270.0060.02112.46
5.3.260.0000.02412.65
5.3.250.0070.02712.69
5.3.240.0090.01612.63
5.3.230.0070.01712.68
5.3.220.0030.02012.56
5.3.210.0020.02812.66
5.3.200.0030.01712.67
5.3.190.0070.02012.60
5.3.180.0030.03512.79
5.3.170.0060.02812.61
5.3.160.0030.02612.55
5.3.150.0030.04312.66
5.3.140.0070.04212.67
5.3.130.0050.02112.58
5.3.120.0050.04312.53
5.3.110.0030.04512.51
5.3.100.0010.04312.32
5.3.90.0050.03812.39
5.3.80.0060.02612.30
5.3.70.0020.02512.19
5.3.60.0040.03012.34
5.3.50.0000.03812.41
5.3.40.0030.04212.18
5.3.30.0030.04012.21
5.3.20.0020.02012.14
5.3.10.0030.03312.03
5.3.00.0050.02312.02
5.2.170.0000.02111.12
5.2.160.0040.02611.12
5.2.150.0030.01911.12
5.2.140.0020.01911.12
5.2.130.0030.01811.12
5.2.120.0050.02511.12
5.2.110.0020.03411.12
5.2.100.0030.03311.12
5.2.90.0070.02711.12
5.2.80.0030.01911.12
5.2.70.0010.02111.12
5.2.60.0050.02111.12
5.2.50.0070.01511.12
5.2.40.0000.03711.12
5.2.30.0060.02311.12
5.2.20.0030.01511.12
5.2.10.0020.02511.12
5.2.00.0030.02011.12
5.1.60.0030.01411.12
5.1.50.0020.02611.12
5.1.40.0050.01311.12
5.1.30.0020.02011.12
5.1.20.0090.01011.12
5.1.10.0030.01811.12
5.1.00.0020.03011.12
5.0.50.0070.01811.12
5.0.40.0040.02411.12
5.0.30.0060.03011.12
5.0.20.0060.02111.12
5.0.10.0070.01511.12
5.0.00.0010.03511.12
4.4.90.0020.01311.12
4.4.80.0050.02011.12
4.4.70.0030.01211.12
4.4.60.0020.01011.12
4.4.50.0020.01011.12
4.4.40.0020.01711.12
4.4.30.0010.01011.12
4.4.20.0030.01111.12
4.4.10.0020.01411.12
4.4.00.0040.03111.12
4.3.110.0030.02211.12
4.3.100.0040.01711.12
4.3.90.0020.01711.12
4.3.80.0060.01411.12
4.3.70.0000.01111.12
4.3.60.0050.01911.12
4.3.50.0030.01911.12
4.3.40.0030.01611.12
4.3.30.0020.02011.12
4.3.20.0030.01811.12
4.3.10.0020.02011.12
4.3.00.0050.01111.12

preferences:
65.02 ms | 401 KiB | 5 Q