3v4l.org

run code in 300+ PHP versions simultaneously
<?php $data = pack('L3c', 4294967295, 4294967295, 4294967295, 255); //$data = pack('i', 4294967295); $data = bin2hex($data); $data = base_convert($data, 16, 36); var_dump($data);

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)
8.3.60.0090.00918.43
8.3.50.0120.00821.99
8.3.40.0130.00718.93
8.3.30.0110.00318.62
8.3.20.0060.00320.71
8.3.10.0050.00321.08
8.3.00.0040.00423.74
8.2.180.0070.00716.38
8.2.170.0040.01122.96
8.2.160.0100.00320.47
8.2.150.0030.00624.18
8.2.140.0040.00424.66
8.2.130.0030.00526.16
8.2.120.0080.00021.19
8.2.110.0000.01019.50
8.2.100.0110.00017.84
8.2.90.0040.00419.28
8.2.80.0040.00417.97
8.2.70.0060.00317.75
8.2.60.0030.00717.93
8.2.50.0040.00418.07
8.2.40.0030.00618.16
8.2.30.0030.00619.52
8.2.20.0040.00417.73
8.2.10.0070.00017.76
8.2.00.0000.00717.70
8.1.280.0090.00625.92
8.1.270.0080.00023.99
8.1.260.0070.00026.35
8.1.250.0000.00728.09
8.1.240.0100.00022.31
8.1.230.0080.00320.92
8.1.220.0090.00017.79
8.1.210.0000.00818.77
8.1.200.0040.00417.47
8.1.190.0040.00417.64
8.1.180.0080.00018.10
8.1.170.0040.00418.58
8.1.160.0040.00418.99
8.1.150.0000.00718.75
8.1.140.0070.00017.53
8.1.130.0040.00418.04
8.1.120.0030.00417.43
8.1.110.0040.00417.52
8.1.100.0030.00517.47
8.1.90.0040.00417.55
8.1.80.0000.00717.55
8.1.70.0000.00717.50
8.1.60.0000.00817.70
8.1.50.0030.00517.58
8.1.40.0040.00417.63
8.1.30.0030.00617.70
8.1.20.0040.00417.75
8.1.10.0050.00217.59
8.1.00.0040.00417.58
8.0.300.0040.00418.77
8.0.290.0070.00016.75
8.0.280.0070.00018.54
8.0.270.0000.00717.21
8.0.260.0060.00016.84
8.0.250.0070.00016.96
8.0.240.0000.01016.91
8.0.230.0030.00317.05
8.0.220.0070.00317.01
8.0.210.0070.00016.96
8.0.200.0030.00317.08
8.0.190.0050.00217.08
8.0.180.0050.00217.03
8.0.170.0000.00716.98
8.0.160.0000.00716.93
8.0.150.0040.00416.85
8.0.140.0000.00716.94
8.0.130.0050.00013.41
8.0.120.0040.00416.98
8.0.110.0000.00716.78
8.0.100.0000.00716.79
8.0.90.0000.00717.01
8.0.80.0060.00916.98
8.0.70.0000.00816.96
8.0.60.0040.00417.01
8.0.50.0050.00316.82
8.0.30.0160.00317.21
8.0.20.0160.01017.40
8.0.10.0070.00016.95
8.0.00.0090.01016.71
7.4.330.0020.00216.99
7.4.320.0040.00416.57
7.4.300.0030.00316.54
7.4.290.0040.00416.50
7.4.280.0070.00016.74
7.4.270.0030.00316.58
7.4.260.0050.00013.40
7.4.250.0000.00816.73
7.4.240.0070.00016.63
7.4.230.0040.00416.78
7.4.220.0130.00916.63
7.4.210.0090.00616.61
7.4.200.0030.00316.70
7.4.190.0000.00716.75
7.4.160.0030.01216.56
7.4.150.0030.01417.40
7.4.140.0080.01017.86
7.4.130.0060.01216.55
7.4.120.0150.00716.59
7.4.110.0100.00716.36
7.4.100.0090.01216.58
7.4.90.0060.01216.61
7.4.80.0080.01119.39
7.4.70.0090.00716.48
7.4.60.0060.01616.37
7.4.50.0030.00616.22
7.4.40.0060.00922.77
7.4.30.0090.01116.42
7.4.00.0060.00614.88
7.3.330.0030.00313.15
7.3.320.0050.00013.21
7.3.310.0000.00616.15
7.3.300.0000.00716.31
7.3.290.0040.01216.27
7.3.280.0080.01016.33
7.3.270.0130.00317.40
7.3.260.0130.00718.24
7.3.250.0050.01216.38
7.3.240.0030.01416.30
7.3.230.0110.00616.39
7.3.210.0140.00516.27
7.3.200.0060.01519.39
7.3.190.0070.01016.27
7.3.180.0100.00616.33
7.3.170.0130.00616.35
7.3.160.0140.00316.48
7.3.120.0000.01714.81
7.2.330.0090.00816.61
7.2.320.0090.00916.39
7.2.310.0070.01116.73
7.2.300.0030.01516.70
7.2.290.0060.01016.72
7.2.110.0150.00616.18
7.2.60.0040.01216.86
7.2.50.0200.00716.70
7.1.200.0040.00715.80
7.1.100.0000.01418.23
7.1.70.0040.00417.05
7.1.60.0080.00417.28
7.1.50.0060.01016.89
7.1.00.0070.03022.46
7.0.200.0130.00516.31
7.0.140.0000.07722.21
7.0.70.3330.03019.94
7.0.60.0030.08719.94
7.0.50.0100.03317.90
7.0.40.0000.06320.10
7.0.30.0570.07320.26
7.0.20.0330.07720.05
7.0.10.0300.09020.22
7.0.00.0000.07320.26
5.6.280.0030.07320.78
5.6.210.0100.08020.57
5.6.200.0070.08318.29
5.6.190.0130.08020.48
5.6.180.0000.10020.67
5.6.170.0200.04320.53
5.6.160.0070.05320.53
5.6.150.0100.06318.27
5.6.140.0030.08318.27
5.6.130.0100.03318.24
5.6.120.0030.04321.05
5.6.110.0070.08021.14
5.6.100.0070.05321.23
5.6.90.0100.07321.05
5.6.80.0100.03320.45
5.6.70.0130.05020.56
5.5.350.0030.05720.45
5.5.340.0070.05718.04
5.5.330.0100.07320.32
5.5.320.0070.05020.36
5.5.310.0300.05720.24
5.5.300.0000.04318.04
5.5.290.0100.03318.01
5.5.280.0100.06020.97
5.5.270.0130.08020.89
5.5.260.0070.07720.92
5.5.250.0070.03720.77
5.5.240.0070.03720.50
5.4.450.0000.08019.47
5.4.440.0030.08019.27
5.4.430.0030.08019.37
5.4.420.0100.07719.47
5.4.410.0130.03319.14
5.4.400.0030.07719.15
5.4.390.0030.07318.98
5.4.380.0000.08018.87
5.4.370.0000.07719.26
5.4.360.0100.07319.22
5.4.350.0100.06318.89
5.4.340.0070.06719.14
5.4.320.0000.07719.19
5.4.310.0030.07019.26
5.4.300.0100.07019.05
5.4.290.0030.06719.14
5.4.280.0070.06719.28
5.4.270.0000.06018.84
5.4.260.0030.07319.36
5.4.250.0030.05718.86
5.4.240.0070.06319.37
5.4.230.0100.06019.37
5.4.220.0030.08019.14
5.4.210.0030.07019.36
5.4.200.0070.05019.23
5.4.190.0100.04719.14
5.4.180.0000.08318.99
5.4.170.0070.07718.93
5.4.160.0100.07319.26
5.4.150.0030.08019.18
5.4.140.0030.06016.39
5.4.130.0030.04316.34
5.4.120.0030.07316.32
5.4.110.0030.07016.45
5.4.100.0070.07016.25
5.4.90.0000.07316.61
5.4.80.0030.06316.33
5.4.70.0000.07316.51
5.4.60.0000.06316.34
5.4.50.0070.05016.42
5.4.40.0030.05316.53
5.4.30.0070.05316.50
5.4.20.0030.07316.41
5.4.10.0000.07716.37
5.4.00.0100.06715.77
5.3.290.0070.06314.64
5.3.280.0030.06014.57
5.3.270.0070.07314.55
5.3.260.0070.06714.53
5.3.250.0070.06314.66
5.3.240.0000.07314.63
5.3.230.0030.07014.42
5.3.220.0030.07314.39
5.3.210.0030.05314.41
5.3.200.0000.07014.65
5.3.190.0070.07014.43
5.3.180.0030.07714.42
5.3.170.0100.06714.59
5.3.160.0000.08314.54
5.3.150.0070.05014.59
5.3.140.0030.05014.64
5.3.130.0070.06014.38
5.3.120.0030.06714.50
5.3.110.0000.06714.40
5.3.100.0000.08013.87
5.3.90.0100.06713.89
5.3.80.0030.06313.87
5.3.70.0100.05313.86
5.3.60.0000.07313.95
5.3.50.0030.07013.88
5.3.40.0130.06013.80
5.3.30.0100.07013.81
5.3.20.0000.07713.55
5.3.10.0030.06713.53
5.3.00.0030.06713.51
5.2.170.0030.04312.27
5.2.160.0000.05312.27
5.2.150.0030.05712.27
5.2.140.0000.05712.27
5.2.130.0030.06312.27
5.2.120.0030.06312.27
5.2.110.0030.06312.27
5.2.100.0000.06312.27
5.2.90.0070.04712.27
5.2.80.0030.05712.27
5.2.70.0030.06012.27
5.2.60.0000.04712.27
5.2.50.0000.05312.27
5.2.40.0030.05712.27
5.2.30.0100.04312.27
5.2.20.0000.06712.27
5.2.10.0030.05312.27
5.2.00.0070.04712.27
5.1.60.0030.05012.27
5.1.50.0030.03312.27
5.1.40.0030.02712.27
5.1.30.0030.02712.27
5.1.20.0030.03012.27
5.1.10.0030.04312.27
5.1.00.0000.05312.27
5.0.50.0070.04012.27
5.0.40.0000.04712.27
5.0.30.0030.06312.27
5.0.20.0000.04012.27
5.0.10.0000.03312.27
5.0.00.0070.03012.27
4.4.90.0000.02312.27
4.4.80.0000.02312.27
4.4.70.0000.03012.27
4.4.60.0000.03012.27
4.4.50.0030.03012.27
4.4.40.0070.03312.27
4.4.30.0000.02012.27
4.4.20.0000.02012.27
4.4.10.0000.03712.27
4.4.00.0000.05012.27
4.3.110.0030.03312.27
4.3.100.0100.02312.27
4.3.90.0000.03712.27
4.3.80.0000.03012.27
4.3.70.0000.01712.27
4.3.60.0000.01712.27
4.3.50.0000.01312.27
4.3.40.0000.03312.27
4.3.30.0000.01712.27
4.3.20.0000.01712.27
4.3.10.0000.01712.27
4.3.00.0000.01312.27

preferences:
47.86 ms | 401 KiB | 5 Q