3v4l.org

run code in 300+ PHP versions simultaneously
<?php $text = 'Hello world'; $result = str_split($text); $result = array_map('ord', $result); $result = array_map('dechex', $result); var_dump("0x" . implode('', $result));

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)
8.3.60.0100.01018.18
8.3.50.0100.01122.04
8.3.40.0140.00718.76
8.3.30.0100.01018.92
8.3.20.0040.00420.34
8.3.10.0080.00023.53
8.3.00.0070.00317.59
8.2.180.0130.00716.63
8.2.170.0110.00322.96
8.2.160.0100.00320.39
8.2.150.0040.00424.18
8.2.140.0000.00824.66
8.2.130.0070.00026.16
8.2.120.0000.00822.03
8.2.110.0100.00020.49
8.2.100.0080.00417.91
8.2.90.0060.00318.34
8.2.80.0000.00817.97
8.2.70.0100.00017.63
8.2.60.0040.00418.03
8.2.50.0030.00518.07
8.2.40.0040.00418.16
8.2.30.0030.00518.10
8.2.20.0030.00617.59
8.2.10.0000.00717.93
8.2.00.0030.00617.73
8.1.280.0170.00325.92
8.1.270.0030.00923.99
8.1.260.0040.00426.35
8.1.250.0020.00528.09
8.1.240.0050.00522.14
8.1.230.0000.01120.85
8.1.220.0040.00417.74
8.1.210.0060.00319.00
8.1.200.0000.00917.35
8.1.190.0040.00417.25
8.1.180.0080.00018.10
8.1.170.0080.00018.59
8.1.160.0000.00821.85
8.1.150.0050.00218.73
8.1.140.0070.00017.26
8.1.130.0000.00717.83
8.1.120.0040.00417.45
8.1.110.0040.00417.38
8.1.100.0000.00717.45
8.1.90.0030.00517.28
8.1.80.0040.00417.39
8.1.70.0000.00717.29
8.1.60.0000.00917.51
8.1.50.0030.00517.34
8.1.40.0040.00417.38
8.1.30.0040.00417.60
8.1.20.0050.00317.58
8.1.10.0020.00517.52
8.1.00.0000.00717.41
8.0.300.0040.00420.04
8.0.290.0000.00716.75
8.0.280.0040.00418.44
8.0.270.0070.00017.13
8.0.260.0050.00317.18
8.0.250.0000.00616.91
8.0.240.0000.00716.92
8.0.230.0070.00016.91
8.0.220.0030.00316.91
8.0.210.0040.00416.74
8.0.200.0050.00316.95
8.0.190.0000.00716.89
8.0.180.0070.00016.90
8.0.170.0030.00616.95
8.0.160.0000.00716.94
8.0.150.0030.00316.92
8.0.140.0080.00416.73
8.0.130.0000.00613.27
8.0.120.0030.00516.84
8.0.110.0030.00516.76
8.0.100.0000.00716.80
8.0.90.0040.00416.78
8.0.80.0030.01216.86
8.0.70.0030.00516.69
8.0.60.0000.00716.63
8.0.50.0040.00416.84
8.0.30.0140.00617.13
8.0.20.0140.00817.40
8.0.10.0000.00816.98
8.0.00.0140.00416.58
7.4.330.0000.00515.08
7.4.320.0000.00716.45
7.4.300.0000.00616.44
7.4.290.0000.00716.46
7.4.280.0030.00416.52
7.4.270.0060.00016.53
7.4.260.0000.00716.31
7.4.250.0030.00516.25
7.4.240.0040.00416.51
7.4.230.0030.00316.62
7.4.220.0120.00916.30
7.4.210.0100.00316.33
7.4.200.0000.00816.43
7.4.160.0040.01216.62
7.4.150.0110.00717.40
7.4.140.0150.00317.86
7.4.130.0130.00616.31
7.4.120.0070.00916.53
7.4.110.0030.01416.41
7.4.100.0120.00616.39
7.4.90.0100.00716.45
7.4.80.0040.01619.39
7.4.70.0140.00316.28
7.4.60.0070.01016.61
7.4.50.0000.00616.46
7.4.40.0060.01016.47
7.4.30.0130.00416.45
7.4.00.0120.00314.63
7.3.330.0000.00513.03
7.3.320.0000.00513.13
7.3.310.0030.00316.27
7.3.300.0030.00316.19
7.3.290.0070.01116.18
7.3.280.0110.00916.20
7.3.270.0080.00817.40
7.3.260.0140.00316.17
7.3.250.0070.01016.36
7.3.240.0110.00816.57
7.3.230.0090.00716.39
7.3.210.0110.00616.50
7.3.200.0100.00719.39
7.3.190.0160.00016.41
7.3.180.0150.00416.13
7.3.170.0140.00616.36
7.3.160.0140.00316.26
7.3.10.0070.00716.66
7.3.00.0030.01016.74
7.2.330.0160.00316.27
7.2.320.0120.00916.73
7.2.310.0150.00316.39
7.2.300.0050.01116.40
7.2.290.0080.00816.40
7.2.130.0090.00016.89
7.2.120.0110.00416.91
7.2.110.0060.00616.66
7.2.100.0040.01116.87
7.2.90.0000.01016.82
7.2.80.0030.01416.86
7.2.70.0030.01016.80
7.2.60.0000.00916.98
7.2.50.0030.00916.80
7.2.40.0080.00816.90
7.2.30.0030.00616.86
7.2.20.0070.01016.93
7.2.10.0000.00917.05
7.2.00.0060.00917.01
7.1.250.0130.00015.49
7.1.70.0000.01217.04
7.1.60.0030.01719.32
7.1.50.0060.00916.93
7.1.00.0070.07322.29
7.0.200.0000.00916.91
7.0.140.0070.07022.10
7.0.60.0100.08319.93
7.0.50.0130.07317.84
7.0.40.0070.04320.06
7.0.30.0270.08320.18
7.0.20.0270.06720.13
7.0.10.0030.09320.12
7.0.00.0070.08320.11
5.6.280.0130.06321.09
5.6.210.0100.07720.64
5.6.200.0070.08018.22
5.6.190.0100.04020.35
5.6.180.0400.06720.35
5.6.170.0430.07020.39
5.6.160.0130.06320.41
5.6.150.0030.05018.11
5.6.140.0000.05318.15
5.6.130.0130.08318.18
5.6.120.0130.08020.91
5.6.110.0100.09021.04
5.6.100.0070.07321.10
5.6.90.0070.08020.94
5.6.80.0100.06320.40
5.5.350.0130.06320.32
5.5.340.0030.04317.88
5.5.330.0070.04320.20
5.5.320.0400.07020.32
5.5.310.0330.03320.12
5.5.300.0100.08017.97
5.5.290.0030.08717.90
5.5.280.0130.07020.64
5.5.270.0030.09020.62
5.5.260.0000.09020.86
5.5.250.0070.06320.64
5.5.240.0230.06320.25
5.4.450.0270.04719.46
5.4.440.0330.03019.48
5.4.430.1030.02719.14
5.4.420.0630.00019.30
5.4.410.0630.00019.25
5.4.400.0630.00019.20
5.4.390.0600.00019.08
5.4.380.0630.00019.18
5.4.370.0630.00019.04
5.4.360.0670.00019.13
5.4.350.0630.00019.13
5.4.340.0040.03511.96
5.4.320.0050.03712.45
5.4.310.0030.04112.45
5.4.300.0040.03812.45
5.4.290.0070.03912.45
5.4.280.0060.03512.34
5.4.270.0040.03812.35
5.4.260.0060.03712.35
5.4.250.0060.04212.35
5.4.240.0050.03812.34
5.4.230.0050.03812.34
5.4.220.0080.03412.34
5.4.210.0030.03812.34
5.4.200.0030.04112.34
5.4.190.0050.03712.34
5.4.180.0060.03512.33
5.4.170.0080.03912.34
5.4.160.0050.03612.33
5.4.150.0070.03512.34
5.4.140.0080.03912.02
5.4.130.0100.03212.01
5.4.120.0040.03611.96
5.4.110.0060.03411.96
5.4.100.0080.04211.96
5.4.90.0050.03711.96
5.4.80.0040.03911.96
5.4.70.0050.03511.96
5.4.60.0080.03811.96
5.4.50.0060.03411.96
5.4.40.0060.03411.95
5.4.30.0080.03311.95
5.4.20.0050.03511.95
5.4.10.0040.03611.95
5.4.00.0060.03611.43
5.3.290.0060.04012.80
5.3.280.0050.03812.71
5.3.270.0110.04612.73
5.3.260.0050.04412.72
5.3.250.0070.03712.72
5.3.240.0050.03812.72
5.3.230.0050.03712.71
5.3.220.0080.03612.68
5.3.210.0050.03912.68
5.3.200.0080.03412.68
5.3.190.0060.03712.67
5.3.180.0040.03912.68
5.3.170.0050.03712.67
5.3.160.0080.03312.67
5.3.150.0060.03712.68
5.3.140.0110.03212.66
5.3.130.0100.03612.66
5.3.120.0070.03712.66
5.3.110.0060.03812.66
5.3.100.0060.03612.12
5.3.90.0070.03912.08
5.3.80.0080.03412.08
5.3.70.0050.03712.08
5.3.60.0060.03712.06
5.3.50.0060.03612.00
5.3.40.0050.04212.00
5.3.30.0100.03511.95
5.3.20.0060.03611.72
5.3.10.0040.03711.69
5.3.00.0060.03511.68
5.2.170.0050.0299.18
5.2.160.0040.0299.18
5.2.150.0040.0319.18
5.2.140.0070.0309.17
5.2.130.0050.0299.13
5.2.120.0060.0279.13
5.2.110.0030.0359.14
5.2.100.0040.0299.14
5.2.90.0030.0319.14
5.2.80.0060.0409.13
5.2.70.0020.0339.13
5.2.60.0090.0269.09
5.2.50.0030.0329.06
5.2.40.0080.0269.03
5.2.30.0050.0309.01
5.2.20.0040.0309.00
5.2.10.0050.0298.92
5.2.00.0020.0338.78
5.1.60.0050.0238.06
5.1.50.0040.0268.06
5.1.40.0030.0278.04
5.1.30.0060.0278.39
5.1.20.0060.0258.41
5.1.10.0050.0258.14
5.1.00.0080.0318.14
5.0.50.0030.0296.61
5.0.40.0040.0236.48
5.0.30.0030.0336.29
5.0.20.0060.0176.26
5.0.10.0020.0216.24
5.0.00.0020.0326.23
4.4.90.0030.0154.77
4.4.80.0060.0124.75
4.4.70.0040.0144.76
4.4.60.0020.0184.75
4.4.50.0030.0154.77
4.4.40.0040.0244.71
4.4.30.0020.0164.76
4.4.20.0040.0144.85
4.4.10.0030.0154.85
4.4.00.0030.0254.76
4.3.110.0030.0154.67
4.3.100.0020.0154.66
4.3.90.0020.0154.63
4.3.80.0030.0244.58
4.3.70.0030.0144.63
4.3.60.0040.0134.62
4.3.50.0020.0164.63
4.3.40.0030.0244.54
4.3.30.0010.0173.28
4.3.20.0020.0213.26
4.3.10.0040.0183.22
4.3.00.0130.01710.57

preferences:
43.66 ms | 400 KiB | 5 Q