3v4l.org

run code in 300+ PHP versions simultaneously
<?php function gdr_encode($val) { return base_convert(strval($val), 10, 64); } function gdr_decode($val) { return base_convert(strval($val), 64, 10); } $vals = array(0, 1, 99, 100, 255, 256, 999, 1000, 9999, 10000, 65535, 65536, 99999, 100000, 999999, 1000000, 4294967295, 4294967296); foreach ($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)
8.3.60.0170.00016.75
8.3.50.0110.00419.98
8.3.40.0120.00318.98
8.3.30.0110.00419.27
8.3.20.0040.00420.35
8.3.10.0040.00421.95
8.3.00.0030.00617.75
8.2.180.0070.01118.41
8.2.170.0140.00022.96
8.2.160.0100.00320.52
8.2.150.0000.00724.18
8.2.140.0090.00024.66
8.2.130.0140.00026.16
8.2.120.0080.00021.15
8.2.110.0100.00021.18
8.2.100.0120.00017.84
8.2.90.0030.00617.97
8.2.80.0040.00417.97
8.2.70.0040.00417.50
8.2.60.0080.00017.80
8.2.50.0000.00818.07
8.2.40.0000.00818.09
8.2.30.0040.00418.20
8.2.20.0000.00717.78
8.2.10.0040.00418.03
8.2.00.0030.00617.82
8.1.280.0090.00625.92
8.1.270.0000.00823.96
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0000.00922.58
8.1.230.0000.01121.04
8.1.220.0000.00817.78
8.1.210.0040.00418.96
8.1.200.0100.00017.23
8.1.190.0080.00017.13
8.1.180.0080.00018.10
8.1.170.0050.00518.52
8.1.160.0070.00021.96
8.1.150.0040.00418.93
8.1.140.0040.00417.45
8.1.130.0030.00317.86
8.1.120.0000.00717.39
8.1.110.0030.00317.54
8.1.100.0070.00017.50
8.1.90.0000.00717.42
8.1.80.0000.00717.40
8.1.70.0030.00717.47
8.1.60.0000.00917.54
8.1.50.0000.00817.57
8.1.40.0040.00417.52
8.1.30.0110.00017.63
8.1.20.0040.00417.70
8.1.10.0040.00417.54
8.1.00.0030.00617.56
8.0.300.0080.00020.03
8.0.290.0080.00016.63
8.0.280.0000.00718.49
8.0.270.0000.01017.20
8.0.260.0070.00017.21
8.0.250.0030.00316.93
8.0.240.0050.00316.92
8.0.230.0070.00017.04
8.0.220.0000.00717.00
8.0.210.0030.00316.87
8.0.200.0070.00016.96
8.0.190.0050.00317.01
8.0.180.0080.00017.05
8.0.170.0040.00416.96
8.0.160.0040.00417.02
8.0.150.0040.00316.92
8.0.140.0040.00416.86
8.0.130.0000.00613.38
8.0.120.0030.00516.93
8.0.110.0000.00716.91
8.0.100.0080.00016.86
8.0.90.0080.00016.97
8.0.80.0070.01017.04
8.0.70.0040.00416.91
8.0.60.0080.00017.03
8.0.50.0040.00416.90
8.0.30.0110.01017.11
8.0.20.0090.01117.40
8.0.10.0080.00017.15
8.0.00.0120.00716.79
7.4.330.0060.00015.09
7.4.320.0030.00316.49
7.4.300.0060.00016.46
7.4.290.0000.00716.68
7.4.280.0040.00416.62
7.4.270.0000.00716.62
7.4.260.0000.00716.52
7.4.250.0060.00316.48
7.4.240.0060.00216.67
7.4.230.0000.00716.74
7.4.220.0140.00316.70
7.4.210.0070.01316.53
7.4.200.0030.00416.28
7.4.160.0030.01216.36
7.4.150.0090.01017.40
7.4.140.0110.01117.86
7.4.130.0110.00916.55
7.4.120.0080.01016.62
7.4.110.0170.00016.36
7.4.100.0120.00916.41
7.4.90.0060.01116.36
7.4.80.0100.01019.39
7.4.70.0060.01216.65
7.4.60.0130.00416.58
7.4.50.0000.00416.20
7.4.40.0120.00816.54
7.4.30.0070.01016.65
7.4.00.0000.01714.91
7.3.330.0000.00613.39
7.3.320.0030.00313.30
7.3.310.0020.00516.34
7.3.300.0030.00316.44
7.3.290.0090.00916.45
7.3.280.0100.01016.46
7.3.270.0140.00317.40
7.3.260.0110.00716.66
7.3.250.0090.01116.45
7.3.240.0080.01116.43
7.3.230.0120.00616.62
7.3.210.0070.01016.48
7.3.200.0070.01019.39
7.3.190.0040.01716.46
7.3.180.0180.00016.43
7.3.170.0090.01216.57
7.3.160.0140.00716.43
7.2.330.0030.01616.76
7.2.320.0100.00616.71
7.2.310.0080.00816.71
7.2.300.0040.01416.94
7.2.290.0090.00916.56
7.1.70.0060.00316.95
7.1.60.0140.01019.40
7.1.50.0110.01417.07
7.1.00.0000.08022.40
7.0.200.0000.00916.62
7.0.140.0100.06321.95
7.0.110.0030.05320.00
7.0.100.0100.08019.98
7.0.90.0030.06720.00
7.0.80.0130.05019.88
7.0.70.0030.06020.04
7.0.60.0130.03720.05
7.0.50.0100.08020.09
7.0.40.0030.07019.66
7.0.30.0070.08319.66
7.0.20.0070.07719.84
7.0.10.0030.03319.77
7.0.00.0030.08019.84
5.6.280.0030.07721.16
5.6.260.0000.04020.73
5.6.250.0000.04320.66
5.6.240.0030.07720.64
5.6.230.0100.07320.70
5.6.220.0170.04320.55
5.6.210.0100.05720.68
5.6.200.0170.04020.57
5.6.190.0070.04020.63
5.6.180.0000.04020.47
5.6.170.0070.07020.56
5.6.160.0130.07320.63
5.6.150.0070.03320.66
5.6.140.0070.03320.65
5.6.130.0070.04020.66
5.6.120.0000.04720.56
5.6.110.0170.04720.59
5.6.100.0070.04020.55
5.6.90.0030.06720.60
5.6.80.0030.05720.02
5.6.70.0000.06019.99
5.6.60.0030.04020.02
5.6.50.0100.07020.04
5.6.40.0100.07320.04
5.6.30.0100.08719.92
5.6.20.0030.06020.06
5.6.10.0070.03020.05
5.6.00.0030.03319.91
5.5.380.0030.04017.55
5.5.370.0070.06717.70
5.5.360.0070.03317.67
5.5.350.0100.06017.66
5.5.340.0030.07317.93
5.5.330.0030.04017.96
5.5.320.0070.07718.23
5.5.310.0030.04018.13
5.5.300.0070.04718.21
5.5.290.0100.07718.22
5.5.280.0030.04318.13
5.5.270.0000.05018.08
5.5.260.0070.04017.82
5.5.250.0030.05717.72
5.5.240.0100.03317.30
5.5.230.0200.03317.51
5.5.220.0130.05717.21
5.5.210.0070.03317.61
5.5.200.0030.04717.19
5.5.190.0030.06717.61
5.5.180.0100.03017.45
5.5.160.0100.07717.45
5.5.150.0030.06317.48
5.5.140.0030.03717.40
5.5.130.0000.07317.26
5.5.120.0100.07317.18
5.5.110.0030.03317.57
5.5.100.0000.06017.51
5.5.90.0070.03717.37
5.5.80.0000.08017.46
5.5.70.0030.04317.50
5.5.60.0030.05317.37
5.5.50.0030.03717.07
5.5.40.0070.03317.38
5.5.30.0030.04717.19
5.5.20.0100.06717.32
5.5.10.0030.03717.31
5.5.00.0070.06017.34
5.4.450.0030.03719.32
5.4.440.0070.07019.33
5.4.430.0070.05319.66
5.4.420.0030.04719.27
5.4.410.0070.03719.51
5.4.400.0070.05018.99
5.4.390.0070.04019.36
5.4.380.0030.04718.98
5.4.370.0030.08319.33
5.4.360.0130.07019.11
5.4.350.0130.06719.05
5.4.340.0070.03319.34
5.4.320.0000.04019.03
5.4.310.0030.03719.18
5.4.300.0030.03719.23
5.4.290.0030.05718.98
5.4.280.0030.03319.14
5.4.270.0070.03018.98
5.4.260.0100.03019.24
5.4.250.0030.04019.13
5.4.240.0000.04019.00
5.4.230.0100.03319.02
5.4.220.0030.04319.00
5.4.210.0070.03719.17
5.4.200.0030.04018.95
5.4.190.0070.04019.21
5.4.180.0030.03719.16
5.4.170.0070.04719.00
5.4.160.0070.05319.14
5.4.150.0100.03319.18
5.4.140.0100.06316.63
5.4.130.0000.04016.54
5.4.120.0070.04016.56
5.4.110.0130.05316.32
5.4.100.0100.02316.60
5.4.90.0130.06316.62
5.4.80.0070.07016.59
5.4.70.0070.05316.58
5.4.60.0030.03016.41
5.4.50.0070.04316.41
5.4.40.0030.06016.33
5.4.30.0000.04716.33
5.4.20.0170.06316.39
5.4.10.0030.09016.48
5.4.00.0100.06716.05
5.3.290.0070.03314.91
5.3.280.0000.04014.59
5.3.270.0030.03714.63
5.3.260.0000.03714.75
5.3.250.0070.03714.65
5.3.240.0030.04014.60
5.3.230.0030.08314.47
5.3.220.0030.03014.60
5.3.210.0030.06314.61
5.3.200.0030.04014.59
5.3.190.0070.07014.55
5.3.180.0070.07014.57
5.3.170.0030.07714.57
5.3.160.0030.07714.59
5.3.150.0030.06014.58
5.3.140.0030.05714.59
5.3.130.0130.06314.41
5.3.120.0070.04714.65
5.3.110.0070.04314.69
5.3.100.0070.06714.06
5.3.90.0000.04314.16
5.3.80.0000.04313.89
5.3.70.0130.02713.99
5.3.60.0100.06714.05
5.3.50.0000.04313.94
5.3.40.0070.04013.82
5.3.30.0030.04314.00
5.3.20.0070.03313.94
5.3.10.0030.04013.69
5.3.00.0170.02013.66
5.2.170.0030.03312.28
5.2.160.0030.03312.28
5.2.150.0070.03712.28
5.2.140.0030.02312.28
5.2.130.0000.03012.28
5.2.120.0000.02712.28
5.2.110.0070.03712.28
5.2.100.0030.05712.28
5.2.90.0030.05312.28
5.2.80.0030.04012.28
5.2.70.0030.05712.28
5.2.60.0000.05712.28
5.2.50.0070.02312.28
5.2.40.0030.06312.28
5.2.30.0000.03312.28
5.2.20.0000.06012.28
5.2.10.0070.05712.28
5.2.00.0000.06012.28
5.1.60.0000.02312.28
5.1.50.0070.05312.28
5.1.40.0000.02312.28
5.1.30.0100.03012.28
5.1.20.0000.02712.28
5.1.10.0030.02712.28
5.1.00.0070.04312.28
5.0.50.0000.04012.28
5.0.40.0000.04712.28
5.0.30.0030.06712.28
5.0.20.0000.04012.28
5.0.10.0000.04312.28
5.0.00.0030.04712.28
4.4.90.0000.03012.28
4.4.80.0070.03012.28
4.4.70.0030.03312.28
4.4.60.0030.02312.28
4.4.50.0030.03312.28
4.4.40.0070.04312.28
4.4.30.0030.03712.28
4.4.20.0000.01712.28
4.4.10.0000.01712.28
4.4.00.0070.03312.28
4.3.110.0070.03012.28
4.3.100.0000.02312.28
4.3.90.0000.01312.28
4.3.80.0030.02312.28
4.3.70.0070.02712.28
4.3.60.0000.03312.28
4.3.50.0030.03012.28
4.3.40.0030.02312.28
4.3.30.0030.01312.28
4.3.20.0000.03712.28
4.3.10.0030.01312.28
4.3.00.0000.03712.28

preferences:
47.9 ms | 400 KiB | 5 Q