3v4l.org

run code in 300+ PHP versions simultaneously
<?php $word = 'base64_decode'; echo 'bin2hex: ' . PHP_EOL; echo implode(array_map(function($char) { return '\x' . bin2hex($char); }, str_split($word))) . PHP_EOL . PHP_EOL; echo 'unpack: ' . PHP_EOL; echo implode(array_map(function($char) { return '\x' . implode(unpack('H*', $char)); }, str_split($word))) . PHP_EOL . PHP_EOL; echo 'sprintf: ' . PHP_EOL; echo implode(array_map(function($char) { return sprintf('\x%02X', ord($char)); }, (array) str_split($word)));

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)
8.5.10.0110.00719.69
8.5.00.0140.01319.99
8.4.150.0020.00014.05
8.4.140.0180.00617.57
8.4.130.0110.00117.70
8.4.120.0110.00622.21
8.4.110.0100.01022.56
8.4.100.0120.00818.91
8.4.90.0070.00220.66
8.4.80.0080.01218.70
8.4.70.0130.00717.96
8.4.60.0120.00918.68
8.4.50.0040.00618.66
8.4.40.0040.00817.40
8.4.30.0200.00022.23
8.4.20.0090.00618.93
8.4.10.0030.00622.38
8.3.280.0150.00818.48
8.3.270.0140.00616.59
8.3.260.0130.00616.70
8.3.250.0070.01119.14
8.3.240.0030.00516.53
8.3.230.0140.00616.64
8.3.220.0110.00819.02
8.3.210.0130.00516.63
8.3.200.0030.00616.50
8.3.190.0030.00517.08
8.3.180.0090.00816.45
8.3.170.0040.00417.15
8.3.160.0000.00718.46
8.3.150.0130.00617.15
8.3.140.0060.00317.25
8.3.130.0050.00318.45
8.3.120.0070.01120.78
8.3.110.0160.00420.94
8.3.100.0000.01124.06
8.3.90.0070.01026.77
8.3.80.0100.00016.72
8.3.70.0070.00718.30
8.3.60.0100.01016.38
8.3.50.0020.01219.10
8.3.40.0100.01018.44
8.3.30.0110.00418.54
8.3.20.0040.00421.76
8.3.10.0040.00423.61
8.3.00.0040.00422.51
8.2.290.0070.00520.64
8.2.280.0080.01120.40
8.2.270.0090.00917.21
8.2.260.0070.01120.54
8.2.250.0080.00018.38
8.2.240.0040.01119.05
8.2.230.0060.00322.58
8.2.220.0080.00337.54
8.2.210.0080.00026.77
8.2.200.0080.00416.38
8.2.190.0100.01016.58
8.2.180.0110.00818.29
8.2.170.0060.00922.96
8.2.160.0070.00720.53
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0070.00021.12
8.2.110.0000.01022.32
8.2.100.0120.00017.91
8.2.90.0050.00319.43
8.2.80.0060.00319.02
8.2.70.0030.00617.63
8.2.60.0090.00017.93
8.2.50.0030.00618.07
8.2.40.0050.00318.29
8.2.30.0000.00718.02
8.2.20.0030.00518.16
8.2.10.0000.00718.84
8.2.00.0050.00319.26
8.1.330.0060.00921.91
8.1.320.0110.00716.31
8.1.310.0120.00618.29
8.1.300.0060.00318.00
8.1.290.0090.00018.88
8.1.280.0090.00625.92
8.1.270.0040.00420.39
8.1.260.0080.00026.35
8.1.250.0060.00328.09
8.1.240.0030.00622.14
8.1.230.0080.00421.00
8.1.220.0090.00017.74
8.1.210.0040.00418.77
8.1.200.0060.00317.35
8.1.190.0000.00817.35
8.1.180.0000.00818.10
8.1.170.0130.00018.23
8.1.160.0030.00518.93
8.1.150.0040.00418.84
8.1.140.0070.00019.05
8.1.130.0030.00320.13
8.1.120.0080.00017.54
8.1.110.0000.00717.40
8.1.100.0000.00717.50
8.1.90.0000.00717.45
8.1.80.0040.00417.45
8.1.70.0030.00317.32
8.1.60.0000.00817.50
8.1.50.0000.01117.44
8.1.40.0040.00417.56
8.1.30.0030.00617.64
8.1.20.0000.00817.57
8.1.10.0030.00617.50
8.1.00.0030.00617.34
8.0.300.0050.00220.14
8.0.290.0080.00516.58
8.0.280.0070.00018.46
8.0.270.0030.00316.87
8.0.260.0030.00320.06
8.0.250.0000.01116.97
8.0.240.0070.00016.93
8.0.230.0070.00016.82
8.0.220.0000.00716.88
8.0.210.0000.00716.88
8.0.200.0030.00316.82
8.0.190.0030.00316.96
8.0.180.0070.00016.89
8.0.170.0050.00316.80
8.0.160.0080.00016.85
8.0.150.0040.00416.83
8.0.140.0000.00716.74
8.0.130.0000.00513.37
8.0.120.0000.00716.87
8.0.110.0040.00416.85
8.0.100.0040.00416.98
8.0.90.0040.00416.80
8.0.80.0090.00616.94
8.0.70.0040.00416.77
8.0.60.0070.00016.75
8.0.50.0070.00016.73
8.0.30.0090.00817.05
8.0.20.0130.00317.06
8.0.10.0070.01317.06
8.0.00.0030.01416.87
7.4.330.0050.00015.55
7.4.320.0070.00016.59
7.4.300.0060.00016.61
7.4.290.0070.00016.50
7.4.280.0000.00716.50
7.4.270.0040.00416.46
7.4.260.0080.00013.26
7.4.250.0030.00316.52
7.4.240.0010.00616.49
7.4.230.0000.00716.51
7.4.220.0020.00516.55
7.4.210.0060.01016.52
7.4.200.0040.00416.54
7.4.160.0030.01216.64
7.4.150.0040.01116.53
7.4.140.0000.01316.48
7.4.130.0080.01116.54
7.4.120.0100.00616.57
7.4.110.0020.01416.50
7.4.100.0080.01016.50
7.4.90.0090.00716.45
7.4.80.0110.00517.96
7.4.70.0120.00916.44
7.4.60.0080.01116.41
7.4.50.0070.01116.39
7.4.40.0090.00916.37
7.4.30.0080.01216.29
7.4.20.0070.01116.34
7.4.10.0080.01016.40
7.4.00.0090.00816.20
7.3.330.0040.00416.13
7.3.320.0000.00513.00
7.3.310.0050.00316.23
7.3.300.0030.00316.13
7.3.290.0040.00416.16
7.3.280.0010.01316.25
7.3.270.0130.00016.20
7.3.260.0070.00916.29
7.3.250.0080.00516.25
7.3.240.0090.00916.25
7.3.230.0110.00516.44
7.3.220.0110.00516.20
7.3.210.0120.00416.29
7.3.200.0090.00716.27
7.3.190.0080.00916.24
7.3.180.0120.00716.27
7.3.170.0080.01116.30
7.3.160.0110.00616.32
7.3.150.0090.00816.33
7.3.140.0080.01016.26
7.3.130.0100.00816.30
7.3.120.0090.01016.16
7.3.110.0070.01115.98
7.3.100.0090.01015.94
7.3.90.0070.01116.16
7.3.80.0080.00816.01
7.3.70.0110.00715.92
7.3.60.0080.01015.91
7.3.50.0110.00815.91
7.3.40.0110.00515.98
7.3.30.0090.00815.99
7.3.20.0200.00516.30
7.3.10.0250.01116.29
7.3.00.0120.00716.33
7.2.340.0510.01116.35
7.2.330.0130.01016.56
7.2.320.0090.01616.44
7.2.310.0120.01116.45
7.2.300.0090.01316.48
7.2.290.0110.01216.52
7.2.280.0120.01016.51
7.2.270.0100.01116.54
7.2.260.0130.00916.50
7.2.250.0110.01016.54
7.2.240.0140.00716.19
7.2.230.0120.01016.23
7.2.220.0140.00716.06
7.2.210.0100.01116.17
7.2.200.0130.00716.22
7.2.190.0130.00816.07
7.2.180.0090.01116.20
7.2.170.0070.01016.21
7.2.160.0110.00916.16
7.2.150.0120.00916.63
7.2.140.0100.01216.62
7.2.130.0100.01116.70
7.2.120.0100.01216.67
7.2.110.0160.00616.65
7.2.100.0140.00516.66
7.2.90.0170.00816.61
7.2.80.0110.00916.64
7.2.70.0110.00816.71
7.2.60.0160.01416.58
7.2.50.0110.00916.64
7.2.40.0110.01116.68
7.2.30.0130.00816.65
7.2.20.0100.01116.63
7.2.10.0110.00816.61
7.2.00.0120.00816.59
7.1.330.0170.00615.53
7.1.320.0170.00915.46
7.1.310.0190.01115.56
7.1.300.0180.00815.53
7.1.290.0180.00615.49
7.1.280.0120.01015.51
7.1.270.0130.01015.57
7.1.260.0160.00715.54
7.1.250.0170.00915.54
7.1.240.0160.01015.48
7.1.230.0160.00815.52
7.1.220.0160.00715.52
7.1.210.0180.00615.47
7.1.200.0140.00915.51
7.1.190.0170.00715.50
7.1.180.0160.00715.43
7.1.170.0190.00715.48
7.1.160.0210.01315.47
7.1.150.0180.00715.49
7.1.140.0170.00815.58
7.1.130.0140.01115.50
7.1.120.0170.00915.41
7.1.110.0140.01215.47
7.1.100.0200.00815.43
7.1.90.0160.00815.50
7.1.80.0140.00715.47
7.1.70.0160.00615.41
7.1.60.0140.00915.49
7.1.50.0130.01115.48
7.1.40.0170.00615.48
7.1.30.0170.00915.40
7.1.20.0140.00815.50
7.1.10.0150.00815.44
7.1.00.0170.00715.42
7.0.330.0180.00915.22
7.0.320.0160.00715.16
7.0.310.0160.00615.18
7.0.300.0180.00715.25
7.0.290.0180.00615.13
7.0.280.0150.00915.17
7.0.270.0220.00615.21
7.0.260.0170.00815.12
7.0.250.0170.00815.27
7.0.240.0190.00515.25
7.0.230.0180.00715.19
7.0.220.0160.00815.26
7.0.210.0330.00915.25
7.0.200.0150.00815.16
7.0.190.0190.00515.14
7.0.180.0150.01115.14
7.0.170.0190.00815.21
7.0.160.0170.00515.14
7.0.150.0150.01115.16
7.0.140.0250.00915.18
7.0.130.0140.01315.14
7.0.120.0180.00515.25
7.0.110.0140.01015.20
7.0.100.0140.00915.24
7.0.90.0160.00915.19
7.0.80.0130.01015.19
7.0.70.0190.00915.18
7.0.60.0230.00615.14
7.0.50.0190.00915.24
7.0.40.0170.00815.22
7.0.30.0190.00715.24
7.0.20.0200.00814.71
7.0.10.0190.00615.26
7.0.00.0140.01115.23
5.6.400.0130.01415.57
5.6.390.0170.00915.44
5.6.380.0150.01015.47
5.6.370.0180.00915.37
5.6.360.0170.00915.49
5.6.350.0150.01215.52
5.6.340.0160.01015.41
5.6.330.0190.00615.43
5.6.320.0130.01415.48
5.6.310.0180.01015.57
5.6.300.0160.01015.50
5.6.290.0210.00715.42
5.6.280.0190.00815.51
5.6.270.0160.00915.46
5.6.260.0160.00915.49
5.6.250.0180.00815.53
5.6.240.0150.01015.55
5.6.230.0150.00915.54
5.6.220.0160.01015.47
5.6.210.0160.00915.49
5.6.200.0200.01015.56
5.6.190.0150.01215.51
5.6.180.0170.00915.48
5.6.170.0180.01115.40
5.6.160.0170.00915.57
5.6.150.0200.00715.47
5.6.140.0170.01015.50
5.6.130.0160.00915.43
5.6.120.0180.00815.66
5.6.110.0170.00815.43
5.6.100.0210.00615.53
5.6.90.0170.00715.45
5.6.80.0190.00615.44
5.6.70.0090.01715.42
5.6.60.0140.01215.44
5.6.50.0180.00715.43
5.6.40.0160.00915.47
5.6.30.0120.01315.39
5.6.20.0170.00915.35
5.6.10.0150.01115.44
5.6.00.0150.01115.47
5.5.380.0160.01015.48
5.5.370.0190.00615.44
5.5.360.0180.01015.40
5.5.350.0180.01115.36
5.5.340.0170.01015.36
5.5.330.0180.00915.45
5.5.320.0140.01115.38
5.5.310.0160.00915.39
5.5.300.0120.01615.46
5.5.290.0180.00715.47
5.5.280.0170.01015.39
5.5.270.0180.00515.42
5.5.260.0170.00815.35
5.5.250.0150.01115.41
5.5.240.0130.01215.47
5.5.230.0190.00715.44
5.5.220.0120.01215.52
5.5.210.0150.01215.38
5.5.200.0160.00915.30
5.5.190.0190.00815.17
5.5.180.0150.00915.25
5.5.170.0140.01115.30
5.5.160.0180.00915.43
5.5.150.0200.00815.44
5.5.140.0160.01215.35
5.5.130.0190.00815.35
5.5.120.0140.01315.37
5.5.110.0140.01315.24
5.5.100.0140.01315.33
5.5.90.0160.01015.38
5.5.80.0150.01115.36
5.5.70.0190.00915.33
5.5.60.0170.00815.34
5.5.50.0130.01215.34
5.5.40.0110.01515.46
5.5.30.0190.01315.39
5.5.20.0170.01115.34
5.5.10.0110.01315.43
5.5.00.0150.01015.30
5.4.450.0140.00713.14
5.4.440.0160.00513.08
5.4.430.0140.00613.08
5.4.420.0150.00513.05
5.4.410.0130.00813.07
5.4.400.0120.00613.00
5.4.390.0160.00413.02
5.4.380.0130.00813.09
5.4.370.0110.01013.07
5.4.360.0120.00713.08
5.4.350.0130.00813.01
5.4.340.0140.00713.02
5.4.330.0100.00913.05
5.4.320.0150.00713.10
5.4.310.0120.00913.07
5.4.300.0130.00713.07
5.4.290.0140.00713.04
5.4.280.0150.00813.08
5.4.270.0150.00613.08
5.4.260.0130.00713.04
5.4.250.0160.00613.07
5.4.240.0150.00513.02
5.4.230.0110.00913.01
5.4.220.0150.00512.99
5.4.210.0130.00612.96
5.4.200.0160.00712.96
5.4.190.0140.00813.04
5.4.180.0210.00613.05
5.4.170.0090.01213.07
5.4.160.0150.00713.01
5.4.150.0150.00713.02
5.4.140.0140.00913.03
5.4.130.0150.00612.98
5.4.120.0180.00413.03
5.4.110.0110.01313.00
5.4.100.0150.00513.03
5.4.90.0110.00913.08
5.4.80.0120.00813.03
5.4.70.0140.00612.99
5.4.60.0120.00813.01
5.4.50.0140.00613.01
5.4.40.0150.00513.02
5.4.30.0130.00613.06
5.4.20.0130.00713.08
5.4.10.0100.01013.07
5.4.00.0130.00712.96
5.3.290.0140.01013.27
5.3.280.0140.00513.23
5.3.270.0140.00813.33
5.3.260.0160.00713.25
5.3.250.0090.01013.21
5.3.240.0100.01013.16
5.3.230.0150.00713.18
5.3.220.0130.00913.24
5.3.210.0120.01013.16
5.3.200.0140.00713.14
5.3.190.0120.00813.17
5.3.180.0130.00813.25
5.3.170.0150.00513.26
5.3.160.0130.00813.27
5.3.150.0100.01013.27
5.3.140.0130.00813.24
5.3.130.0150.00813.26
5.3.120.0140.00613.24
5.3.110.0130.00613.21
5.3.100.0150.00413.22
5.3.90.0140.00513.30
5.3.80.0100.01013.15
5.3.70.0130.00513.16
5.3.60.0140.00413.23
5.3.50.0130.00713.21
5.3.40.0100.00913.21
5.3.30.0120.00813.28
5.3.20.0160.00513.24
5.3.10.0140.00713.12
5.3.00.0120.00813.10
5.2.170.0090.00712.74
5.2.160.0110.00612.77
5.2.150.0090.00712.77
5.2.140.0110.00712.75
5.2.130.0140.00312.74
5.2.120.0090.00812.74
5.2.110.0090.00812.72
5.2.100.0110.00512.75
5.2.90.0100.00612.73
5.2.80.0100.00712.72
5.2.70.0140.00312.75
5.2.60.0110.00612.75
5.2.50.0080.00912.72
5.2.40.0100.00612.75
5.2.30.0110.00412.74
5.2.20.0120.00412.70
5.2.10.0090.00912.66
5.2.00.0090.00612.68
5.1.60.0080.00712.49
5.1.50.0110.00412.49
5.1.40.0090.00612.55
5.1.30.0080.00512.55
5.1.20.0100.00412.51
5.1.10.0080.00412.56
5.1.00.0080.00512.54
5.0.50.0080.00612.48
5.0.40.0100.00212.48
5.0.30.0080.00312.48
5.0.20.0070.00512.48
5.0.10.0090.00312.48
5.0.00.0070.00512.48
4.4.90.0060.00312.48
4.4.80.0050.00312.48
4.4.70.0040.00312.48
4.4.60.0050.00312.48
4.4.50.0040.00512.48
4.4.40.0080.00112.48
4.4.30.0020.00612.48
4.4.20.0040.00412.48
4.4.10.0030.00512.48
4.4.00.0020.00512.48
4.3.110.0040.00412.48
4.3.100.0030.00412.48
4.3.90.0050.00312.48
4.3.80.0070.00112.48
4.3.70.0060.00312.48
4.3.60.0040.00412.48
4.3.50.0050.00212.48
4.3.40.0050.00212.48
4.3.30.0050.00212.48
4.3.20.0030.00312.48
4.3.10.0030.00312.48
4.3.00.0040.00312.48

preferences:
42.66 ms | 403 KiB | 5 Q